Selected Reports

Heading into Port Fourchon, Louisiana at dusk.

Heading into Port Fourchon, Louisiana at dusk.

 

National Protocols

AMSA, 2003: Oil Spill Monitoring: Background Paper and Handbook.  Prepared by John Wardrop (Wardrop Consulting) and Leigh Stevens (Cawthron Institute) for the Australian Maritime Safety Authority (AMSA) and the Marine Safety Authority of New Zealand (MSA). Published by AMSA, Canberra. 

Robertson, B.M., Stevens, L., Robertson, B.P., Zeldis, J., Green, M., Madarasz-Smith, A., Plew, D., Storey, R., Hume, T. and Oliver, M. 2016a.  NZ Estuary Trophic Index. Screening Tool 1. Determining eutrophication susceptibility using physical and nutrient load data.  Prepared forEnvirolink Tools Project: Estuarine Trophic Index MBIE/NIWA Contract No: C01X1420. 47p.

Robertson, B.M., Stevens, L., Robertson, B.P., Zeldis, J., Green, M., Madarasz-Smith, A., Plew, D., Storey, R., Hume, T. and Oliver, M. 2016b.  NZ Estuary Trophic Index. Screening Tool 2. Screening Tool 2. Determining Monitoring Indicators and Assessing Estuary Trophic State.  Prepared forEnvirolink Tools Project: Estuarine Trophic Index MBIE/NIWA Contract No: C01X1420. 68p.

Stevens, L.M. 2000: Guidelines for Dispersant Use in New Zealand. Prepared for the Foundation of Research, Science and Technology and the Maritime Safety Authority. Cawthron Report No. 581. 45p.

Stevens, L. and Aurand, D. 2008: Criteria for Evaluating Oil Spill Planning and Response Operations. A Report to IUCN, The World Conservation Union. Ecosystem Management & Associates, Inc., Lusby, MD. 20657. Technical Report 07-02 (Revised June 2008), 55p.

 

Selected OIL Publications

Lane, A. and Stevens, L.M. 2016. Sensitive Sites Environmental Scan. Prepared for Martitime New Zealand. Environmental Resources Management (ERM) Limited Report Reference 0258115. 26p plus site summary and GIS mapping annexes A-J.

Stevens, L. 2013: Wellington Harbour and South Coast: Site Prioritisation for Oil Spill Response. Prepared for Maritime New Zealand, 13p plus appendices.

Stevens, L. 2013: Southland Coast ShoreSeg: GIS based segmentation and database of oil spill response features on the Southland Coast - Te Waewae Bay to the Catlins.  

Stevens, L. 2013: Southland Coast ShoreSeg: GIS based segmentation and database of oil spill response features on the Southland Coast - Te Waewae Bay to the Catlins.  Prepared for Maritime New Zealand.

Stevens, L. 2013: Laboratory Weathering of Maui Condensate. Programme management, and interpretation of laboratory results. Prepared for STOS, NZ. 2p plus appendices.

Stevens, L.M. and Robertson B.M. 2012: 2012 Reassessment of Kupe Condensate Dispersibility. Prepared for Origin Energy Resources (Kupe) Limited. 4p. 

Stevens, L. 2012: Laboratory Weathering of Kupe Condensate. Programme management, and interpretation of laboratory results. Prepared for Origin Energy Resources New Zealand.

Stevens, L. 2011: Nelson/Tasman Coast ShoreSeg: GIS based segmentation and database of oil spill response features on the Nelson and Tasman Coasts.  Prepared for Maritime New Zealand.

Stevens, L.M. and Robertson B.M. 2011: Dispersibility Assessment of Maui and Pohokura Condensates. Prepared for Shell Todd Oil Services (STOS) 6p. 

Stevens, L.M. and Robertson B.M. 2011: Dispersibility Assessment of Weathered Pohokura Condensates. Prepared for Shell Todd Oil Services (STOS) 6p. 

Stevens, L.M. and Robertson B.M. 2011: Kapiti Coast Rapid Oil Spill Assessment. Prepared for OMV New Zealand Limited.  8p plus appendices.

Stevens, L.M. 2009: Dispersibility Assessment of Kupe Condensate. Prepared for Origin Energy Resources (Kupe) Limited. 6p. 

Stevens, L. 2008: Wellington Coast ShoreSeg: GIS based segmentation and database of oil spill response features on the Wellington and Wairarapa Coasts. Prepared for Maritime New Zealand.

Stevens, L. and Aurand, D. 2008: Criteria for Evaluating Oil Spill Planning and Response Operations. A Report to IUCN, The World Conservation Union. Ecosystem Management & Associates, Inc., Lusby, MD. 20657. Technical Report 07-02 (Revised June 2008), 55p.

Stevens, L. M. 2006: Guidelines for the Use of Oil Spill Dispersant. Prepared for Maritime New Zealand. Cawthron Report No. 915. 33p.

Stevens, L. and Wardrop, J. 2005: Oil Spill Monitoring Handbook. 19th Biennial International Oil Spill Conference, 15-19 May 2005, Miami Beach, Florida.

Stevens, L., Roberts, J., Hume D. 2005: Incorporating consequence analysis into the assessment of oil spill risk in NZ. 19th Biennial International Oil Spill Conference, 15-19 May 2005, Miami Beach, Florida.

Stevens, L., Gibbs, M., Roberts, J., Maxwell, D., Service, R. 2005: Ecological Risk Assessment – A high speed version used in New Zealand. 19th Biennial International Oil Spill Conference, 15-19 May 2005, Miami Beach, Florida.

Aurand, D., Pond, R., Coelho, G., Cunningham, M., Cocanaur, A., Stevens, L. 2005: The use of consensus ecological risk assessments to evaluate oil spill response options: Lessons learned from workshops in nine different locations. 19th Biennial International Oil Spill Conference, 15-19 May 2005, Miami Beach, Florida.

Hume, D., Roberts, J. and Stevens, L. 2004: Marine Oil Spill Risk Assessment: Proposed Consequence Framework. Prepared for the Maritime Safety Authority.

Stevens, L. 2004: Emulsification and Evaporation Properties of McKee Crude, Naptha, Kapuni Condensate and Maui Condensate from Taranaki.  Prepared for Shell Todd Oil Services. Cawthron Report No. 897. 8p.

Stevens, L. 2004: Assessment of the Likely Effectiveness of Oil Dispersant in Fiordland.  Prepared for the Maritime Safety Authority. Cawthron Report No. 865.

Stevens, L. and Robertson, B.M. 2004: Broad Scale Mapping of Intertidal Habitat and Ecology of Sandy Beaches and River Estuaries - Wellington Harbour and South Coast, 2004.  Prepared by the Cawthron Institute for Greater Wellington Regional Council. Cawthron Report No. 913. 69p.

Stevens, L., Aurand, D. 2003: Summary of the Marsden Point Ecological Risk Assessment, 27-28 November 2002. Prepared for the Maritime Safety Authority. Cawthron Report No. 789. 32p.

AMSA, 2003: Oil Spill Monitoring: Background Paper and Handbook.  Prepared by Wardrop Consulting and the Cawthron Institute for the Australian Maritime Safety Authority (AMSA) and the Marine Safety Authority of New Zealand (MSA). Published by AMSA, Canberra.  

Stevens, L. 2002: Rapid Guide for Oil Spill Monitoring. Prepared for the Maritime Safety Authority.

Stevens, L. 2002: Questionnaire on Ecological Issues in Dispersant Use. Prepared for the Maritime Safety Authority. Cawthron Report No. 706.

Stevens, L. 2001: Guidelines for Dispersant Use in New Zealand. Proceedings of the 17th Biennial International Oil Spill Conference, 26-29 March 2001, Tampa, Florida, USA. pp.1185-1194. 

Stevens, L. 2001: Summary of New Zealand Effectiveness Testing Results. Prepared for the Maritime Safety Authority. Cawthron Report No. 650. 9p.

Stevens, L. 2001: Final Report on the Effectiveness Testing of New Zealand Oil Dispersants. Prepared for the Maritime Safety Authority. Cawthron Report No. 649. 9p plus appendices.

Stevens, L. 2001: Dispersion of a Lightly Emulsified New Zealand IFO-380 Fuel Oil. Prepared for the Maritime Safety Authority. Cawthron Report No. 648. 8p plus appendices. 

Stevens, L. 2001: Dispersion of Fresh IFO-380 Fuel Oil at Variable Temperatures and Dose Rates. Prepared for the Maritime Safety Authority. Cawthron Report No. 647. 7p plus appendices.

Stevens, L. 2001: Preliminary Report on the Effectiveness Testing of New Zealand Oil Dispersants. Prepared for the Maritime Safety Authority. Cawthron Report No. 638. 10p plus appendices.

Stevens, L. M. 2001: Likely Environmental Effects of Petrol Discharged from the Mobil Oil Marine Stop, Whitianga Wharf.  Evidence prepared for Environment Waikato. 3p. 

Stevens, L. M. 2000: List of Oil Spill Publications held at Cawthron.  Report prepared for the Maritime Safety Authority of New Zealand. Cawthron Report No. 585.  

Stevens, L. M. 2000: Guidelines for Dispersant Use in New Zealand. Prepared for the Foundation of Research, Science and Technology and the Maritime Safety Authority. Cawthron Report No. 581. 45p.

Stevens, L. M. 2000: Effectiveness Testing of Oil Spill Dispersants. Confidential report prepared for the Maritime Safety Authority.

Stevens, L. M. 2000: Likely Environmental Effects of the Don Fico 701 Diesel Spill to Port Lyttelton.  Evidence prepared for Fraser Evans (Christchurch) on behalf of Jemico Marine Limited. 2p. 

Stevens, L.M. 1999: Toxicity Testing: Oil and Oil Dispersants.  Paper presented at the Conference on Pollution Effects – Biomarkers in Environmental Toxicology, Christchurch, 14-16 July 1999. 5p.

Stevens, L. M. 1999: Report on the 16th Biennial International Oil Spill Conference on the Prevention, Behavior, Control and Cleanup of Oil Spills 7-11 March 1999, Seattle, Washington, USA. Prepared for Ministry of Research, Science and Technology. Cawthron Report No. 483. 9p plus appendices.

Stevens, L. M. 1997: Evidence on the Potential Ecological Impact (including oil pollution) from the Solid Energy Proposed Coal Jetty, Granity, NZ. Prepared for Tranz Rail Ltd. 27p.

Pratt, C.; Stevens, L. M. 1997: Port Nelson Site Marine Oil Spill Contingency Plan. Prepared for Port Nelson Limited by Woodward-Clyde (NZ) Ltd, Christchurch, and Cawthron Institute. 18p plus appendices.

Stevens, L. M. 1996: Nelson/Tasman Regional Oil Spill Contingency Plan. Prepared for Nelson City and Tasman District Councils. Cawthron Report No. 375. 19p plus appendices (reviewed in 2006).

 

NEW Zealand Estuaries

Awarua Bay/Bluff Harbour

Stevens, L. and Clarke, M. 2004.  Broad scale mapping of subtidal habitat and ecology of Bluff Harbour, 2004. Prepared for Environment Southland. 38p.

Stevens, L. and Barter, P. 2004.  New Zealand Aluminum Smelter 2004 wharf seabed monitoring. Prepared for NZAS Limited. 12p.

Stevens, L. and Barter, P. 2005.  New Zealand Aluminum Smelter 2004 seabed sidescan assessment. Prepared for NZAS Limited. 6p.

 

Catlins Estuary

Robertson, B.M., Robertson, B.P., and Stevens, L.M. 2017.  Catlins Estuary: Fine Scale Monitoring 2016/17.  Report prepared by Wriggle Coastal Management for Otago Regional Council. 32p.

Stevens, L.M. and Robertson, B.M. 2017.  Catlins Estuary: Broad Scale Habitat Mapping 2016/17. Report prepared by Wriggle Coastal Management for Otago Regional Council. 38p. 

 

Fortrose Estuary

Robertson, B.M. and Stevens, L.M. 2009.  Fortrose (Toetoes) Estuary Fine Scale Monitoring 2008/09. Prepared for  Environment Southland. 18p.

Stevens, L.M. and Robertson, B.M. 2009.  Fortrose (Toetoes) Estuary.  Macroalgal Monitoring 2008/09. Prepared for  Environment Southland. 5p.

Stevens, L.M. and Robertson, B.M. 2010.  Fortrose (Toetoes) Estuary.  Macroalgal Monitoring 2009/10. Prepared for Environment Southland. 6p.

Stevens, L.M. and Robertson, B.M. 2011.  Fortrose (Toetoes) Estuary.  Macroalgal Monitoring 2010/11. Prepared for Environment Southland. 5p.

Stevens, L.M. and Robertson, B.M. 2012.  Fortrose (Toetoes) Estuary.  Macroalgal Monitoring 2011/12. Prepared for Environment Southland. 5p.

Stevens, L.M. and Robertson, B.M. 2013.  Fortrose (Toetoes) Estuary.  Broad Scale Habitat Mapping 2012/13. Prepared for Environment Southland. 25p.

 

Freshwater Estuary

Robertson, B.M. and Stevens, L.M. 2009.  Freshwater Estuary Fine Scale Monitoring 2008/09.  Prepared for  Environment Southland. 24p.

Robertson, B.M. and Stevens, L.M. 2010.  Freshwater Estuary Fine Scale Monitoring 2009/10.  Prepared for Environment Southland. 32p.

Robertson, B.M. and Stevens, L.M. 2011.  Freshwater Estuary Fine Scale Monitoring 2010/11.  Prepared for  Environment Southland. 33p.

Robertson, B.M. and Stevens, L.M. 2013.  Freshwater Estuary Fine Scale Monitoring 20112/13. Prepared for  Environment Southland. 27p.

Stevens, L.M. and Robertson, B.M. 2008.  Freshwater Estuary. Broad Scale Habitat Mapping 2007/08.  Prepared for  Environment Southland. 24p.

Stevens, L.M. and Robertson, B.M. 2013.  Freshwater Estuary. Broad Scale Habitat Mapping 2012/13.  Prepared for Environment Southland.

 

Haldane Estuary

Stevens, L. and Asher, R. 2005.  Broad scale intertidal habitat mapping of Haldane Estuary. Prepared for Environment Southland.

Robertson, B.M. and Stevens, L. 2009.  Haldane Estuary. Fine Scale Monitoring 2008/09. Prepared for Environment Southland. 18p.

Robertson, B.M. and Stevens, L. 2010.  Haldane Estuary. Fine Scale Monitoring 2009/10. Prepared for Environment Southland. 22p.

Robertson, B.M. and Stevens, L. 2011.  Haldane Estuary. Fine Scale Monitoring 2010/11. Prepared for Environment Southland. 25p.

Robertson, B.M. and Stevens, L. 2013.  Haldane Estuary. Fine Scale Monitoring 2012/13. Prepared for Environment Southland. 23p.

 

Havelock Estuary

Robertson, B.M. and Stevens, L. 2009.  Rai Valley Sustainable Farming Project Preliminary Assessment of River and Coastal Issues. Prepared for Landcare Trust. 34p.

Stevens, L.M. 2017.  Havelock Estuary: Fine Scale Monitoring Data 2017. Report prepared by Wriggle Coastal Management for Marlborough District Council. 20p. 

Stevens, L.M. and Robertson, B.M. 2014.  Havelock Estuary 2014.  Broad Scale Habitat Mapping.  Report prepared by Wriggle Coastal Management for Marlborough District Council. 43p.

Stevens, L.M. and Robertson, B.M. 2015.  Havelock Estuary 2015.  Fine Scale Monitoring Data.  Report prepared by Wriggle Coastal Management for Marlborough District Council. 11p.

 

Hutt Estuary

Robertson, B.M. and Stevens, L. 2010.  Hutt Estuary: Fine Scale Monitoring 2009/10. Prepared for Greater Wellington Regional Council. 24p.

Robertson, B.M. and Stevens, L. 2011. Hutt Estuary: Fine Scale Monitoring 2010/11. Prepared for Greater Wellington Regional Council. 25p.

Robertson, B.M. and Stevens, L. 2012. Hutt Estuary: Fine Scale Monitoring 2011/12. Prepared for Greater Wellington Regional Council. 26p.

Robertson, B.M. and Stevens, L.M. 2017.  Hutt Estuary: Fine Scale Monitoring 2016/17. Report prepared by Wriggle Coastal Management for Greater Wellington Regional Council. 34p.

Stevens, L.M. 2017. Hutt Estuary: Intertidal Sediment Monitoring Summary 2016/2017. Report prepared by Wriggle Coastal Management for Greater Wellington Regional Council. 2p.

Stevens, L.M. and O’Neill-Stevens, S. 2017. Hutt Estuary: Intertidal Macroalgal Monitoring 2016/17. Report prepared by Wriggle Coastal Management for Greater Wellington Regional Council. 13p.

Stevens, L. andRobertson, B.M. 2010.  Hutt Estuary: Intertidal Macroalgal Monitoring 2009/10.  Prepared for Greater Wellington Regional Council. 3p.

Stevens, L. andRobertson, B.M. 2011.  Hutt Estuary: Intertidal Macroalgal Monitoring 2010/11.  Prepared for Greater Wellington Regional Council. 4p.

Stevens, L. andRobertson, B.M. 2012.  Hutt Estuary: Intertidal Macroalgal Monitoring 2011/12.  Prepared for Greater Wellington Regional Council. 4p.

Stevens, L. andRobertson, B.M. 2013.  Hutt Estuary: Intertidal Macroalgal Monitoring 2012/13.  Prepared for Greater Wellington Regional Council. 4p.

Stevens, L. andRobertson, B.M. 2013.  Hutt Estuary: Intertidal Sediment Monitoring 2012/13.  Prepared for Greater Wellington Regional Council. 2p.

Stevens, L. andRobertson, B.M. 2014.  Hutt Estuary: Intertidal Macroalgal Monitoring 2013/14.  Prepared for Greater Wellington Regional Council. 6p.

Stevens, L. and Robertson, B.M. 2014. Hutt Estuary: Intertidal Sediment Monitoring Summary 2013/14. Prepared for Greater Wellington Regional Council. 2p.

Stevens, L. andRobertson, B.M. 2015.  Hutt Estuary: Intertidal Macroalgal Monitoring 2014/15.  Prepared for Greater Wellington Regional Council. 2p.

Stevens, L. and Robertson, B.M. 2015. Hutt Estuary: Intertidal Sediment Monitoring Summary 2014/15. Prepared for Greater Wellington Regional Council. 2p.

Stevens, L.M., Robertson, B.M. and Robertson, B.P. 2016.  Hutt Estuary: 2016 Broad Scale Habitat Mapping. Prepared for Greater Wellington Regional Council. 35p.

Stevens, L. and Robertson, B.M. 2016. Hutt Estuary: Intertidal Sediment Monitoring Summary 2015/16. Prepared for Greater Wellington Regional Council. 2p.

 

Jacobs River Estuary

Robertson, B.M. and Stevens, L.M. 2011. Jacobs River Estuary Fine Scale Monitoring 2010/11. Prepared for Environment Southland. 34p.

Robertson, B.M. and Stevens, L.M. 2012. Jacobs River Estuary Fine Scale Monitoring of Highly Eutrophic Arms 2011/12.  Prepared for Environment Southland. 29p.

Robertson, B.M. and Stevens, L.M. 2013. Jacobs River Estuary Fine Scale Monitoring of Highly Eutrophic Arms 2012/13.  Prepared for Environment Southland. 29p.

Stevens, L.M. and Robertson, B.M. 2007. Jacobs River Estuary 2007. Macroalgal monitoring. Prepared for Environment Southland. 4p.

Stevens, L.M. and Robertson, B.M. 2008. Jacobs River Estuary. Broad Scale Habitat Mapping 2007/08. Prepared for   Environment Southland. 31p.

Stevens, L.M. and Robertson, B.M. 2009. Jacobs River Estuary. Macroalgal Monitoring 2008/09. Prepared for   Environment Southland. 5p.

Stevens, L.M. and Robertson, B.M. 2010. Jacobs River Estuary. Macroalgal Monitoring 2009/10. Prepared for   Environment Southland. 7p.

Stevens, L.M. and Robertson, B.M. 2011. Jacobs River Estuary. Macroalgal Monitoring 2010/11. Prepared for   Environment Southland. 6p.

Stevens, L.M. and Robertson, B.M. 2012. Jacobs River Estuary. Macroalgal Monitoring 2011/12. Prepared for   Environment Southland. 6p.

Stevens, L.M. and Robertson, B.M. 2013. Jacobs River Estuary. Broad Scale Habitat Mapping 2012/13. Prepared for Environment Southland. 26p.

 

Kaiuma Estuary

Stevens, L.M. and Robertson, B.M. 2017.  Kaiuma Estuary: Broad Scale Habitat Mapping 2017. Report prepared by Wriggle Coastal Management for Marlborough District Council. 30p. 

Kokorua Inlet

Robertson, B.M. and Stevens, L.M. 2015. Kokorua Inlet 2014/15 Fine Scale Monitoring. Prepared for Nelson City Council. 34p.

Stevens, L.M. and Robertson, B.M. 2015.  Kokorua Inlet Broad Scale habitat mapping 2014/2015. Prepared for Nelson City Council. 33p.

 

Lake Brunton (ICOLL)

Robertson, B.M. and Stevens, L.M. 2009. Lake Brunton.  Synoptic survey, macrophyte mapping and vulnerability assessment.  Prepared for Environment Southland. 17p.

Robertson, B.M. and Stevens, L.M. 2013. Lake Brunton.  Broad scale habitat /Macrophyte mapping 2013.  Prepared for Environment Southland. 20p.

 

Lake Onoke (ICOLL)

Robertson, B.M., and Stevens, L.M. 2007. Lake Onoke 2007 - Vulnerability Assessment & Monitoring Recommendations. Prepared for Greater Wellington Regional Council. 57p.

 

Manawatu Estuary

Robertson, B.M. and Stevens, L.M. 2017.  Manawatu Estuary: Fine Scale Monitoring 2016/17. Report prepared by Wriggle Coastal Management for Horizons Regional Council. 26p.

Stevens, L.M. and Robertson, B.P. 2016.  Manawatu Estuary 2016 Broad Scale Habitat Mapping.  Prepared for Horizons Regional Council by Wriggle Coastal Management. 28p.

 

Moutere Inlet

Robertson, B.M. and Stevens, L.M. 2012. Moutere Estuary 2012/13 Fine Scale Monitoring. Prepared for Tasman District Council. 25p.

Robertson, B.M. and Stevens, L.M. 2014. Moutere Estuary 2013/14 Fine Scale Monitoring. Prepared for Tasman District Council.

Stevens, L.M. and Robertson, B.M. 2013.  Moutere Inlet Broad Scale habitat mapping 2012/2013. Prepared for Tasman District Council. 29p.

 

Motupipi Estuary

Robertson, B.M. and Stevens, L.M. 2008a. Motupipi Estuary Vulnerability Assessment & Monitoring Recommendations. Prepared for Tasman District Council. 47p.

Robertson, B.M. and Stevens, L.M. 2008b. Motupipi Estuary 2008 Fine Scale Monitoring. Prepared for Tasman District Council. 20p.

Stevens, L.M. and Robertson, B. 2008. Motupipi Estuary 2008 Broad Scale Habitat Mapping. Prepared for Tasman District Council. 27p + appendices.

Stevens, L.M. and Robertson, B. 2015. Motupipi Estuary 2015 Broad Scale Habitat Mapping. Prepared for Tasman District Council. 36p.

 

New River Estuary

Robertson, B.M. and Stevens, L.M. 2007.  New River Estuary 2007: Broad scale Habitat Mapping and Sedimentation Rate.  Prepared for Environment Southland. 34p.

Robertson, B.M. and Stevens, L.M.  2010.  New River Estuary: Fine scale Monitoring 2009/10. Prepared for Environment Southland. 35p.

Robertson, B.M. and Stevens, L.M.  2011.  Waihopai Arm: New River Estuary - Preliminary Synoptic Assessment 2010/11. Prepared for Environment Southland. 16p.

Robertson, B.M., and Stevens, L.M.  2012. New River Estuary - Fine Scale Monitoring of Highly Eutrophic Arms, 2011/2012. Prepared for Environment Southland. 30p.

Robertson, B.M. and Stevens, L.M. 2013. New River Estuary - Fine Scale Monitoring of Highly Eutrophic Arms, 2012/2013. Prepared for Environment Southland. 27p.

Stevens, L.M. and Robertson, B.M. 2011.  New River Estuary: Macroalgal Monitoring 2010/11.  Prepared for Environment Southland. 8p.

Stevens, L.M. and Robertson, B.M. 2011.  New River Estuary: Sedimentation Rate Monitoring Summary February 2011.  Prepared for Environment Southland. 2p.

Stevens, L.M. and Robertson, B.M. 2012.  New River Estuary: Macroalgal Monitoring 2011/12. Prepared for Environment Southland. 8p.

Stevens, L.M. and Robertson, B.M. 2012.  New River Estuary: Broad scale habitat mapping 2011/12.  Prepared for Environment Southland. 29p.

Stevens, L.M. and Robertson, B.M. 2013.  New River Estuary: Macroalgal Monitoring 2012/13. Prepared for Environment Southland. 11p.

 

Onehau Estuary

Stevens, L., and Robertson, B. 2014. Onehau Estuary: Macroalgal Monitoring 2013/14. Prepared for Tasman District Council. 4p.

 

Porangahau River Estuary

Stevens, L., and Robertson, B. 2006. Broad scale habitat mapping of the Porangahau Estuary. Prepared for Hawke’s Bay Regional Council.

 

Porirua Harbour

Robertson, B.M. and Stevens, L. 2008. Porirua Harbour: Fine Scale Monitoring 2007/08. Prepared for Greater Wellington Regional Council. 32p.

Robertson, B.M. and Stevens, L. 2009. Porirua Harbour: Fine Scale Monitoring 2008/09. Prepared for Greater Wellington Regional Council. 26p.

Robertson, B.M. and Stevens, L. 2010. Porirua Harbour: Fine Scale Monitoring 2009/10. Prepared for Greater Wellington Regional Council. 39p.

Robertson, B.M. and Stevens, L. 2015. Porirua Harbour: Fine Scale Monitoring 2014/15. Prepared for Greater Wellington Regional Council. 48p.

Stevens, L.M. 2017. Porirua Harbour: Sediment Plate Monitoring 2016/17. Report prepared by Wriggle Coastal Management for Greater Wellington Regional Council. 21p.

Stevens, L.M. and O’Neill-Stevens, S. 2017. Porirua Harbour: Intertidal Macroalgal Monitoring 2016/17. Report prepared by Wriggle Coastal Management for Greater Wellington Regional Council. 13p.

Stevens, L. and Robertson, B.M. 2008.  Porirua Harbour: Broad Scale Habitat Mapping 2007/08.  Prepared for Greater Wellington Regional Council. 29p.

Stevens, L. and Robertson, B.M. 2009. Porirua Harbour: Intertidal Macroalgal Monitoring 2008/09. Prepared for Greater Wellington Regional Council. 3p.

Stevens, L. and Robertson, B.M. 2010. Porirua Harbour: Intertidal Macroalgal Monitoring 2009/10. Prepared for Greater Wellington Regional Council. 3p.

Stevens, L. and Robertson, B.M. 2011. Porirua Harbour: Intertidal Sediment Monitoring 2010/11. Prepared for Greater Wellington Regional Council. 6p.

Stevens, L. and Robertson, B.M. 2011. Porirua Harbour: Intertidal Macroalgal Monitoring 2010/11. Prepared for Greater Wellington Regional Council. 4p.

Stevens, L. and Robertson, B.M. 2012. Porirua Harbour: Intertidal Sediment Monitoring 2011/12. Prepared for Greater Wellington Regional Council. 8p.

Stevens, L. and Robertson, B.M. 2012. Porirua Harbour: Intertidal Macroalgal Monitoring 2011/12. Prepared for Greater Wellington Regional Council. 4p.

Stevens, L. and Robertson, B.M. 2013. Porirua Harbour Estuary: Sediment Monitoring 2012/13. Prepared for Greater Wellington Regional Council. 11p.

Stevens, L. and Robertson, B.M. 2013. Porirua Harbour: Broad Scale Habitat Monitoring 2012/13. Prepared for Greater Wellington Regional Council. 30p.

Stevens, L. and Robertson, B.M. 2014. Porirua Harbour: Sediment Plate Monitoring 2013/14. Prepared for Greater Wellington Regional Council. 11p.

Stevens, L. and Robertson, B.M. 2014. Porirua Harbour: Broad Scale Subtidal Habitat Mapping 2013/14. Prepared for Greater Wellington Regional Council. 34p.

Stevens, L. and Robertson, B.M. 2015. Porirua Harbour Estuary: Sediment Monitoring 2014/15. Prepared for Greater Wellington Regional Council. 12p.

Stevens, L. and Robertson, B.M. 2015. Porirua Harbour: Intertidal Macroalgal Monitoring 2014/15. Prepared for Greater Wellington Regional Council. 12p.

Stevens, L. and Robertson, B.P. 2016. Porirua Harbour: Sediment Plate Monitoring 2015/16. Prepared for Greater Wellington Regional Council. 12p.

Stevens, L. and Robertson, B.P. 2016. Porirua Harbour: Intertidal Macroalgal Monitoring 2015/16. Prepared for Greater Wellington Regional Council. 12p.

 

Ruataniwha Inlet

Robertson, B.M., Robertson, B.P. and Stevens, L.M. 2017. Ruataniwha Estuary: Fine Scale Monitoring 2016/17. Report prepared by Wriggle Coastal Management for Tasman District Council. 31p.

Stevens, L.M. and Robertson, B. 2015. Ruataniwha Inlet 2015. Broad Scale Habitat Mapping. Prepared for Tasman District Council. 34p.

 

Shag Estuary

Robertson, B.M., Robertson, B.P., and Stevens, L.M. 2017.  Shag Estuary: Fine Scale Monitoring 2016/17.  Report prepared by Wriggle Coastal Management for Otago Regional Council. 31p.

Stevens, L.M. and Robertson, B.M. 2017.  Shag Estuary: Broad Scale Habitat Mapping 2016/17. Report prepared by Wriggle Coastal Management for Otago Regional Council. 26p.

 

Waiau (Te Waewae) Lagoon

Robertson, B.M. and Stevens, L.M. 2009. Waiau Lagoon 2009 Synoptic Survey, Macrophyte Mapping and Vulnerability Assessment. Prepared for Environment Southland. 22p.

Stevens, L.M. and Robertson, B.M. 2008. Waiau Lagoon 2007 Broad Scale Habitat Mapping 2007/08. Prepared for Environment Southland. 17p.

Stevens, L.M. and Robertson, B.M. 2010. Waiau Lagoon 2010 Fine Scale Monitoring and Macrophyte Mapping. Prepared for Environment Southland. 18p.

Stevens, L.M. and Robertson, B.M. 2011. Waiau Lagoon 2011 Fine Scale Monitoring and Macrophyte Mapping. Prepared for Environment Southland. 18p.

Stevens, L.M. and Robertson, B.M. 2012. Waiau (Te Waewae) Lagoon 2012 Fine Scale Monitoring and Macrophyte Mapping. Prepared for Environment Southland. 19p.

 

Waikanae Estuary

Robertson, B.M. and Stevens, L.M. 2010. Waikanae Estuary: Fine Scale Monitoring 2009/10. Prepared for Greater Wellington Regional Council. 20p.

Robertson, B.M. and Stevens, L.M. 2011. Waikanae Estuary: Fine Scale Monitoring 2010/11. Prepared for Greater Wellington Regional Council. 21p.

Robertson, B.M. and Stevens, L.M. 2012. Waikanae Estuary: Fine Scale Monitoring 2011/12.  Prepared for Greater Wellington Regional Council. 22p.

Robertson, B.M. and Stevens, L.M. 2017.  Waikanae Estuary: Fine Scale Monitoring 2016/17. Report prepared by Wriggle Coastal Management for Greater Wellington Regional Council. 27p.

Stevens, L.M. 2017.  Waikanae Estuary: Intertidal Sediment Monitoring Summary 2016/17. Prepared for Greater Wellington Regional Council. 2p.

Stevens, L.M. andRobertson, B.M. 2010.  Waikanae Estuary: Intertidal Macroalgal Monitoring 2009/10.  Prepared for Greater Wellington Regional Council. 3p.

Stevens, L.M. andRobertson, B.M. 2011.  Waikanae Estuary: Intertidal Macroalgal Monitoring 2010/11.  Prepared for Greater Wellington Regional Council. 3p.

Stevens, L.M. andRobertson, B.M. 2012.  Waikanae Estuary: Intertidal Macroalgal Monitoring 2011/12.  Prepared for Greater Wellington Regional Council. 4p.

Stevens, L.M. andRobertson, B.M. 2013.  Waikanae Estuary: Intertidal Macroalgal Monitoring 2012/13.  Prepared for Greater Wellington Regional Council. 5p.

Stevens, L.M. andRobertson, B.M. 2013.  Waikanae Estuary: Intertidal Sediment Monitoring 2012/13.  Prepared for Greater Wellington Regional Council. 4p.

Stevens, L. and Robertson, B.M. 2014.  Waikanae Estuary: Macroalgal Mapping 2013/14.  Prepared for Greater Wellington Regional Council. 5p.

Stevens, L.M. andRobertson, B.M. 2014.  Waikanae Estuary: Intertidal Sediment Monitoring Summary 2013/14.  Prepared for Greater Wellington Regional Council. 2p.

Stevens, L. and Robertson, B.M. 2015. Waikanae Estuary: Broad Scale Habitat Monitoring 2014/15. Prepared for Greater Wellington Regional Council. 32p.

Stevens, L.M. andRobertson, B.M. 2016.  Waikanae Estuary: Intertidal Sediment Monitoring Summary 2015/16.  Prepared for Greater Wellington Regional Council. 2p.

 

Waikouaiti Estuary

Robertson, B.M., Robertson, B.P., and Stevens, L.M. 2017.  Waikouaiti Estuary: Fine Scale Monitoring 2016/17.  Report prepared by Wriggle Coastal Management for Otago Regional Council. 37p.

Stevens, L.M. and Robertson, B.M. 2017.  Waikouaiti Estuary: Broad Scale Habitat Mapping 2016/17. Report prepared by Wriggle Coastal Management for Otago Regional Council. 36p. 

 

Waimatuku Estuary

Robertson, B.M. and Stevens, L.M. 2009. Waimatuku Estuary 2009 Synoptic Survey, Macrophyte Mapping and Vulnerability Assessment. Prepared for Environment Southland. 20p.

Stevens, L.M. and Robertson, B.M. 2010. Waimatuku Estuary 2010. Fine Scale Monitoring and Macrophyte Mapping. Prepared for Environment Southland. 13p.

Stevens, L.M. and Robertson, B.M. 2011. Waimatuku Estuary 2011. Fine Scale Monitoring and Macrophyte Mapping. Prepared forEnvironment Southland. 13p.

Stevens, L.M. and Robertson, B.M. 2012. Waimatuku Estuary 2012. Fine Scale Monitoring and Macrophyte Mapping. Prepared forEnvironment Southland. 16p.

 

Waikawa Estuary (Marlborough)

Robertson, B.M. and Stevens, L.M. 2016.  Waikawa Estuary (Marlborough): Fine Scale Monitoring 2016. Report prepared by Wriggle Coastal Management for Marlborough District Council. 27p. 

Stevens, L.M. and Robertson, B.M. 2016.  Waikawa Estuary (Marlborough): Broad Scale Habitat Mapping 2016. Report prepared by Wriggle Coastal Management for Marlborough District Council. 27p.

 

Waikawa Estuary (Southland)

Robertson, B., Stevens, L., Thompson, S., and Robertson, B. 2004. Broad scale intertidal habitat mapping of Waikawa Estuary. Prepared for Environment Southland.

Robertson, B.M., and Stevens, L.M. 2007. Waikawa Estuary 2007 Fine Scale Monitoring and Historical Sediment Coring.  Report prepared by Wriggle Coastal Management for Environment Southland. 29p.

Robertson, B.M. and Stevens, L.M. 2008.  Waikawa Estuary Fine Scale Monitoring 2008.  Prepared for Environment Southland. 32p.

Robertson, B.M. and Stevens, L.M. 2013.  Waikawa Estuary Fine Scale Monitoring 2013. Prepared for Environment Southland. 24p.

Stevens, L.M. and Robertson, B.M. 2009. Waikawa Estuary.  Broad Scale Habitat Mapping 2008/09.  Report prepared by Wriggle Coastal Management for Environment Southland. 29p.

Stevens, L.M. and Robertson, B. 2011.  Waikawa Estuary: Sedimentation rate monitoring summary, February, 2011. Prepared for Environment Southland. 2p.

Stevens, L.M. and Robertson, B. 2012.  Waikawa Estuary: Sedimentation rate monitoring summary, February, 2012. Prepared for Environment Southland. 2p.

Stevens, L.M. and Robertson, B. 2013.  Waikawa Estuary: Sedimentation rate monitoring summary, February, 2013. Prepared for Environment Southland. 2p.

 

Waimea Inlet

Robertson, B.M. and Stevens, L.M. 2014.  Waimea Estuary Fine Scale Monitoring 2013/14. Prepared for Tasman District Council. 31p.

Stevens, L.M. and Robertson, B.M. 2010. Waimea Inlet 2010 Vulnerability Assessment and Monitoring Recommendations. Prepared for Tasman District Council. 47p + appendices.

Stevens, L.M. and Robertson, B.M. 2011. Waimea Inlet Historical Sediment Coring 2011. Prepared for Tasman District Council. 13p.

Stevens, L.M. and Robertson, B.M. 2014.  Waimea Inlet Broad Scale habitat mapping 2013/2014.  Prepared for Tasman District Council.

 

Waituna Lagoon (ICOLL)

Robertson, B.M. and Stevens, L. 2009. Waituna Lagoon 2009.  Macrophyte (Ruppia) Monitoring. Prepared for Department of Conservation. 19p.

Stevens, L.M. and Robertson, B. 2007. Waituna Lagoon 2007 Broad Scale Habitat Mapping and Historical Sediment Coring. Prepared for Environment Southland. 36p.

Stevens, L. M. and Robertson, B.M. 2007a. Waituna Lagoon 2007. Ecological Vulnerability Assessment and Monitoring Recommendations. Prepared for Environment Southland. 40p.

 

Whanganui Inlet (Tasman)

Robertson, B.M. and Stevens, L.M. 2016.  Whanganui Inlet: Fine Scale Monitoring 2015/16.  Prepared for Tasman District Council. 25p.

Stevens, L.M. and Robertson, B.M. 2017.  Whanganui Inlet: 2016 Broad Scale Habitat Mapping. Report prepared by Wriggle Coastal Management for Tasman District Council. 34p.

 

Whanganui River Estuary

Stevens, L.M. and Robertson, B.M. 2009. Whanganui River Estuary Broad Scale Habitat Mapping 2008/09. Prepared for Department of Conservation. 17p.

Stevens, L.M. and Robertson, B.M. 2017.  Whanganui Estuary 2017 Broad Scale Habitat Mapping.  Prepared for Horizons Regional Council by Wriggle Coastal Management. 26p.

 

Whangarae Estuary

Robertson, B.M. and Stevens, L.M. 2016.  Whangarae Estuary: Fine Scale Monitoring 2016. Report prepared by Wriggle Coastal Management for Marlborough District Council. 28p.

Stevens, L.M. and Robertson, B.M. 2016.  Whangarae Estuary: Broad Scale Habitat Mapping 2016. Report prepared by Wriggle Coastal Management for Marlborough District Council. 29p. 

 

Whareama Estuary

Robertson, B.M. and Stevens, L. 2008. Whareama Estuary: Fine Scale Monitoring 2007/08. Prepared for Greater Wellington Regional Council. 20p.

Robertson, B.M. and Stevens, L. 2009. Whareama Estuary: Fine Scale Monitoring 2008/09. Prepared for Greater Wellington Regional Council. 20p.

Robertson, B.M. and Stevens, L. 2010. Whareama Estuary: Fine Scale Monitoring 2009/10. Prepared for Greater Wellington Regional Council. 24p.

Robertson, B.M. and Stevens, L.M. 2016.  Whareama Estuary: Fine Scale Monitoring 2015/16.  Prepared for Greater Wellington Regional Council. 27p.

Stevens, L. and Robertson, B.M. 2011. Whareama Estuary: Intertidal Sediment Monitoring 2010/11. Prepared for Greater Wellington Regional Council. 4p.

Stevens, L. and Robertson, B.M. 2012. Whareama Estuary: Intertidal Sediment Monitoring 2011/12. Prepared for Greater Wellington Regional Council. 5p.

Stevens, L. and Robertson, B.M. 2013. Whareama Estuary: Intertidal Sediment Monitoring 2012/13. Prepared for Greater Wellington Regional Council. 5p.

Stevens, L. and Robertson, B.M. 2014. Whareama Estuary: Intertidal Sediment Monitoring 2013/14. Prepared for Greater Wellington Regional Council. 5p.

Stevens, L. and Robertson, B.M. 2015. Whareama Estuary: Intertidal Sediment Monitoring 2014/15. Prepared for Greater Wellington Regional Council. 6p.

Stevens, L.M. and Robertson, B.P. 2016.  Whareama Estuary: Intertidal Sediment Monitoring 2015/16.  Prepared for Greater Wellington Regional Council. 6p.

 

Coastal Freshwater Lakes

Robertson, B.M. and Stevens, L. 2013. Lake Vincent.  Broad scale habitat mapping 2013.  Report prepared for Environment Southland. 27p.

Robertson, B.M. and Stevens, L. 2013. The Reservior.  Broad scale habitat mapping 2013.  Report prepared for Environment Southland. 27p.

Robertson, B.M. and Stevens, L. 2013. Lake George.  Broad scale habitat mapping 2013.  Report prepared for Environment Southland. 26p.

Robertson, B.M. and Stevens, L. 2013. Lake Murihiku.  Broad scale habitat mapping 2013.  Report prepared for Environment Southland. 26p.

 

Beaches

Robertson, B.M. and Stevens, L.M. 2006. Monitoring and Managing Beach and Dune Condition: Hawkes Bay Region. Prepared for Hawke’s Bay Regional Council. 14p.

Robertson, B.M. and Stevens, L.M. 2008.  Castlepoint Beach, Fine Scale Monitoring 2007/08.  Prepared for Greater Wellington Regional Council. 19p.

Robertson, B.M. and Stevens, L.M. 2009.  Castlepoint Beach, Fine Scale Monitoring 2008/09.  Prepared for Greater Wellington Regional Council. 13p.

Robertson, B.M. and Stevens, L.M. 2010. Porpoise Bay Beach, Fine Scale Monitoring 2009/10. Prepared for Environment Southland. 16p

Robertson, B.M. and Stevens, L.M. 2011. Porpoise Bay Beach, Fine Scale Monitoring 2010/11. Prepared for Environment Southland. 16p.

Robertson, B.M. and Stevens, L.M. 2011. Orepuki Beach, Fine Scale Monitoring 2010/11. Prepared forEnvironment Southland. 16p.

Robertson, B.M. and Stevens, L.M. 2012. Porpoise Bay Beach, Fine Scale Monitoring 2010/11. Prepared for Environment Southland. 16p.

Robertson, B.M. and Stevens, L.M. 2012. Orepuki Beach, Fine Scale Monitoring 2011/12. Prepared forEnvironment Southland. 19p.

Robertson, B.M. and Stevens, L.M. 2013. Orepuki Beach, Fine Scale Monitoring 2012/13. Prepared forEnvironment Southland. 20p.

Robertson, B.M. and Stevens, L.M. 2014. Castlepoint Beach, Fine Scale Monitoring 2013/14. Prepared for Greater Wellington Regional Council. 

Robertson, B.M. and Stevens, L.M. 2014. Peka Peka Beach, Fine Scale Monitoring 2013/14. Prepared for Greater Wellington Regional Council. 

Robertson, B.M. and Stevens, L.M. 2014. Rabbit Island Beach, Fine Scale Monitoring 2013/14. Prepared for Tasman District Council. 27p.

Robertson, B.M. and Stevens, L.M. 2015. Peka Peka Beach, Fine Scale Monitoring 2014/15. Prepared for Greater Wellington Regional Council. 27p.

 

Rocky Shores

Robertson, B.P. and Stevens, L.M. 2016. Flat Point 2016 Fine Scale Rocky Shore Monitoring.  Prepared for Greater Wellington Regional Council. 16p. plus appendices.

Stevens, L.M. and O’Neill-Stevens, S. 2017. Flat Point 2017 Fine Scale Rocky Shore Monitoring.  Prepared by Wriggle Coastal Management for Greater Wellington Regional Council. 6p. plus appendices.

Stevens, L.M. and Robertson, B.M. 2010. Stirling Point Rocky Shore Fine Scale Monitoring 2009/10. Prepared for Environment Southland. 15p.

Stevens, L.M. and Robertson, B.M. 2011. Stirling Point 2011 Rocky Shore Fine Scale Monitoring. Prepared for Environment Southland. 19p.

Stevens, L.M., and Robertson, B.M. 2011. Waipapa Point Rocky Shore Fine Scale Monitoring 2010/11. Prepared for Environment Southland.19p.

Stevens, L.M. and Robertson, B.M. 2012. Stirling Point 2012 Rocky Shore Fine Scale Monitoring. Prepared for Environment Southland. 20p.

Stevens, L.M. and Robertson, B.M. 2012. Waipapa Point 2012 Rocky Shore Fine Scale Monitoring. Prepared forEnvironment Southland. 19p.

Stevens, L.M. and Robertson, B.M. 2013. Waipapa Point 2011 Rocky Shore Fine Scale Monitoring. Prepared forEnvironment Southland. 20p.

Stevens, L.M. and Robertson, B.M. 2013. Frentz Reef 2013 Rocky Shore Fine Scale Monitoring. Prepared forEnvironment Southland. 20p.

 

River Plumes

Robertson, B., and Stevens, L. 2006. A Proposed Method for Assessing the Effects of River Plumes in the Hawke’s Bay Region. Envirolink Report prepared for Hawke’s Bay Regional Council. 18p.

 

Coastal Ecological Vulnerability Assessments(EVAs)

Robertson, B.M. and Stevens, L. 2007a. Wairarapa Coastal Habitats: Mapping, Risk Assessment and Monitoring. Prepared for Greater Wellington Regional Council. 120p.

Robertson, B.M. and Stevens, L. 2007b. Wellington Harbour, Kapiti, Southwest and South Coasts - Risks and Monitoring. Prepared for Greater Wellington Regional Council. 57p.

Robertson, B.M. and Stevens, L. 2008. Motupipi Estuary Vulnerability Assessment and Monitoring Recommendations, March 2008, Envirolink Report No 423 prepared for Tasman District Council.

Robertson, B.M. and Stevens, L.M. 2008. Southland Coast - Te Waewae Bay to the Catlins, habitat mapping, risk assessment and monitoring recommendations. Prepared for Environment Southland. 165p.

Robertson, B.M. and Stevens, L. 2012. Tasman Coast - Waimea Inlet to Kahurangi Point, habitat mapping, risk assessment and monitoring recommendations.  Prepared for Tasman District Council. 167p.

Robertson, B. and Stevens, L. 2016.  Manawatu-Wanganui Estuaries. Habitat Mapping, Vulnerability Assessment and Monitoring Recommendations Related to Issues of Eutrophication and Sedimentation. Prepared for Envirolink Medium Advice Grant: 1624-HZLC127 Assessment of the susceptibility of Horizons’ estuaries to nutrient enrichment and sedimentation. MBIE/NIWA Contract No:CO1X1513. 102pp + appendices.

Stevens, L. and Robertson, B. 2004. Broad scale habitat mapping of sandy beaches and river estuaries - Wellington Harbour and South Coast. Prepared for Greater Wellington Regional Council. 69p.

Stevens, L. and Robertson, B. 2005. Broad scale habitat mapping of the coastline of the Hawke’s Bay region. Prepared for Hawke’s Bay Regional Council.

Stevens, L. and Robertson, B. 2006. Broad scale habitat mapping of sandy beaches and river estuaries on the Western Wellington Coast. Prepared for Greater Wellington Regional Council. 77p.

Stevens, L.M. and Robertson, B.P.  2017.  Nelson Region Estuaries: Vulnerability Assessment and Monitoring Recommendations.  Prepared by Wriggle Coastal Management for Nelson City Council. 36p + appendices.

 

SOE Reporting

Robertson, B.M. and Stevens, L.M.  2006.  Southland Estuaries State of Environment Report 2001-2006. Prepared for Environment Southland. 45p plus appendices.

Robertson, B.M., and Stevens, L. 2009. State of the Environment Report: Estuaries of Tasman District. Prepared for Tasman District Council. 42p.

Robertson, B.M., Stevens, L.M., Ward, N., and Robertson, B.P., 2017. Condition of Southland’s Shallow, Intertidal Dominated Estuaries in Relation to Eutrophication and Sedimentation: Output 1: Data Analysis and Technical Assessment - Habitat Mapping, Vulnerability Assessment and Monitoring Recommendations Related to Issues of Eutrophication and Sedimentation. Report prepared by Wriggle Coastal Management for Environment Southland. 152p.

Stevens, L. 2006. Northland Regional Council – Field assessment of proposed regional estuary monitoring sites, and training in the national Estuary Monitoring Protocol. March 2006. Envirolink project for Northland Regional Council.

Stevens, L. and Asher, R. 2005. Environment Southland Estuary Monitoring 2005. Prepared for Environment Southland. 21p +appendices.