Scientific Articles

These selected articles, authored and co-authored by Dr. Visser, are freely available to download while bearing in mind our copyright policy at all times.

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Conference Proceedings

Copello, J. M., Cazenave, J and I. N. Visser (2019). Fifteen years of data reveals insights into some of the most internationally recognised orca (Orcinus orca) in the world (Poster ID #1098). 2nd World Marine Mammal Conference, Barcelona, Spain.

Lauriano, G., R. Eisert, S. Panigada, E. Ovsyanikova, N, I. N. Visser, P. H. Ensor, R. Currey, B. Sharp and M. Pinkerton (2015). Activity, seasonal site fidelity, and movements of Type-C killer whales between the Ross Sea (Antarctica) and New Zealand. Convention on the Conservation of Antarctic Marine Living Resources, Hobart, Tasmania , Australia

Lipman, S. and I. N. Visser (2016). Underlying causes of human behaviour change towards captive orca welfare. The First International Conference on Human Behaviour Change for Animal Welfare, Dorking, UK.

Loch, C., K. Stratford, J. Wakefield, R. Oliphant-Stewart, S. White, S. Wilson and I. N. Visser (2017). Dental wear and periodontal disease in wild orcas. Society of Marine Mammalogy. Halifax, Canada.

Spiegl, M. V. and I. N. Visser (2017). Morgan’s Law: A legal prophylactic to compassionately protect rescued cetaceans. Compassionate Conservation Conference. Blue Mountains, Sydney, Australia.

Visser, I. N. (2001). Foraging behaviour and diet of (Orcinus orca) in New Zealand waters. Abstracts of the 14th Biennial Conference on the Biology of Marine Mammals, Vancouver, British Columbia, Canada, The Society of Marine Mammalogists.

Visser, I. N. (2002). First photo-identification matches for Papua New Guinea killer whales. Fourth International Orca Symposium, September 23 – 28, 2002, Noirt, France.

Visser, I. N. (2002). Pigmentation as an indicative feature for populations of killer whales. Fourth International Orca Symposium, September 23 – 28, 2002, Niort, France. 23 – 28 September, 2002.

Visser, I. N. (2002). Preliminary cetacean survey in Kimbe Bay, New Britain, Papua New Guinea. SEAMAM II. Second international conference on the marine mammals of Southeast Asia, Dumaguete City, Philippines, July 22 – 23, United Nations Environment Program, Convention on the Conservation of Migratory Species of wild animals.

Visser, I. N. (2007). Killer whales in New Zealand waters: Status and distribution with comments on foraging. 59th Annual meeting of the International Whaling Commission Scientific Committee. Anchorage, Alaska, International Whaling Commission. SC/59/SM19.

Visser, I. N. (2013). Long-term survival of stranded & rescued New Zealand orca (Orcinus orca). Society of Marine Mammalogy. Dunedin, New Zealand.

Visser, I. N. (2015). ‘Rescuing’ cetaceans; Compassionate conservation or just lining aquaria’s corporate coffers? Compassionate Conservation Conference. Vancouver, Canada.

Visser, I. N., J. Berghan and K. Norton (2007). Killer whales of Antarctica; details gathered via eco-tourism 59th Annual meeting of the International Whaling Commission Scientific Committee. Anchorage, Alaska, International Whaling Commission. SC/59/SM21.

Visser, I. N. and J. Halliday (2017). Strandings. New Zealand Marine Sciences. Christchurch, New Zealand.

Visser, I. N., J. Halliday, J. Foster, K. Foster and T. Cooper (2017). Welfare vs Politics. Lone orca calf denied humane intervention: A New Zealand case study. 3rd International Compassionate Conservation Conference. Blue Mountains, Sydney, Australia.

Visser, I. N. and K. Hupman (2018). High incidence of boat strikes on orca (Orcinus orca) in New Zealand waters. Society of Conservation Biology (Oceania). Wellington, New Zealand.

Visser, I. N. and K. Hupman (2019). Entanglements in the ‘Nationally Critical’ population of coastal New Zealand orca (Orcinus orca). World Marine Mammal Conference. Barcelona, Spain.

Reports / Thesis etc

Spiegl, M. and I. N. Visser (2015). CITES and the Marine Mammal Protection Act: Comity and Conflict at Loro Parque, Free Morgan Foundation: Pp129.

Visser, I. N. (2000). Orca (Orcinus orca) in New Zealand waters. Ph.D. Dissertation, University of Auckland.

Visser, I. N. (2012). Report on the physical & behavioural status of Morgan, the wild-born Orca held in captivity, at Loro Parque, Tenerife, Spain, Free Morgan Foundation: 35.

Visser, I. N. (2003). Kimbe Bay Preliminary Cetacean Survey Report, Unpublished report submitted to Walindi Plantation Resort and Mahonia na Dari Conservation and Research Centre, P.O. Box 4, Kimbe, West New Britain, Papua New Guinea.

Visser, I. N. and R. B. Lisker (2016). Ongoing concerns regarding the SeaWorld orca held at Loro Parque, Tenerife, Spain, Free Morgan Foundation: 67.

Whale and Dolphin Conservation Society, L. Dalla Rosa, E. Hoyt, M. Iñíguez, M. M. Moreno, M. Morrice, M. Taylor, V. Tossenberger and I. N. Visser (2002). Orcinus orca a species complex, Whale and Dolphin Conservation Society.