New Zealand sea lion, Phocarctos hookeri, pup production—1995 to 2006

New Zealand Journal of Marine and Freshwater Research

Volumn 41, Issue 2, 2007, Pages 205-213

  Chilvers, B L ^a   Wilkinson, I S ^a,b   Childerhouse, S ^a,c  

^a DEPARTMENT OF CONSERVATION   (New Zealand)

^b Department of environment and Conservation ^*  (Australia)

^c UNIVERSITY OF OTAGO   (New Zealand)

Author keywords

Auckland Islands; Campbell Island; Pinniped; Pup production; Sub antarctic

Indexed keywords

ENDEMIC SPECIES; PINNIPED; REPRODUCTION;

AUCKLAND ISLANDS; AUSTRALASIA; CAMPBELL ISLAND; CAMPBELL ISLANDS; DUNDAS ISLAND; ENDERBY ISLAND; NEW ZEALAND; OTAGO; OTAGO PENINSULA; PACIFIC ISLANDS; PACIFIC OCEAN; SOUTH ISLAND;

OTARIIDAE; PHOCARCTOS HOOKERI; PINNIPEDIA;

EID: 34547454169     PISSN: 00288330     EISSN: 11758805     Source Type: Journal    
DOI: 10.1080/00288330709509909     Document Type: Article

References (33)

1. Baker, A. 1999. Unusual mortality of the New Zealand sea lion, Phocarctos hookeri, Auckland Islands, January-February 1998, 84Wellington:Department of Conservation.
2. Baird, SJ. May 1996. Nonfish species and fisheries interactions working groups report, New Zealand Fisheries Assessment Working Group Report 96/1 May, Wellington:Ministry of Fisheries. 1996.
3. Berkson, JM, and DeMasters, DP. 1985. Use of pup counts to index populations changes in pinnipeds. Canadian Journal of Fisheries Aquatic Science, 42:873–879.
4. Bryden, M, Marsh, H, and Shaughnessy, P. 1998. Dugongs, whales, dolphins and seals:a guide to the sea mammals of Australasia, 176St Leonards, Australia:Allen & Unwin.
5. Boyd, I. 1993. Pup production and distribution of breeding Antarctic fur seals (Arctocephalus gazelle) at South Georgia. Antarctic Science, 5:17–24.
6. Chapman, DG. 1952. Inverse, multiple, and sequential sample censuses. Biometrics, 8:286–306.
7. Childerhouse, S, and Gales, N. 1998. Historical and modern distribution and abundance of the New Zealand sea lion, Phocarctos hookeri. New Zealand Journal of Zoology, 25:1–16.
8. Childerhouse, S, Dix, B, and Gales, NJ. 2001. Diet of New Zealand sea lions (Phocarctos hookeri) at the Auckland Islands. Wildlife Research, 28:291–298.
9. Childerhouse, S, Gibbs, N, McAlister, G, McConkey, S, McConnell, H, McNally, N, and Sutherland, D. 2005. Distribution, abundance and growth of New Zealand sea lion Phocarctos hookeri pups on Campbell Island. New Zealand Journal of Marine and Freshwater Research, 39:889–898.
10. Chilvers, BL, Wilkinson, IS, Duignan, PJ, and Gemmell, NJ. 2005. Summer foraging areas for lactating New Zealand sea lions, Phocarctos hookeri. Marine Ecology Progress Series, 304:145–157.
11. Chilvers, BL, Wilkinson, IS, Duignan, PJ, and Gemmell, NJ. 2006a. Diving to extremes:are New Zealand sea lions pushing their limits in a marginal habitat?. Journal of Zoology, 269:233–241.
12. Chilvers, BL, Robertson, BC, Wilkinson, IS, and Duignan, PJ. 2006b. Growth and survival of New Zealand sea lions, Phocarctos hookeri:birth to 3 months. Polar Biology, 30:459–469.
13. Crawley, MC, and Cameron, DB. 1972. New Zealand sea lions, Phocarctos hookeri, on the Snares Islands. New Zealand Journal of Marine and Freshwater Research, 6:127–132.
14. Duignan, PJ, Gibbs, N, and Jones, GW. 2003a. Autopsy of pinnipeds incidentally caught in commercial fisheries, 1997/98, 1999/2000 and 2000/2001, Department of Conservation Science Internal Series no. 118
15. Duignan, PJ, Gibbs, N, and Jones, GW. 2003b. Autopsy of pinnipeds incidentally caught in commercial fisheries, 2001/02, Department of Conservation Science Internal Series no. 131
16. Forcada, J, Trathan, PN, Reid, K, and Murphy, EJ. 2005. The effects of global climate variability in pup production of Antarctic fur seals. Ecology, 86:2408–2417.
17. Gales, NJ. 1995. Hooker's sea lions (Phocarctos hookeri) recovery plan, Threatened Species Recovery Plan Series no. 17 Wellington, New Zealand:Department of Conservation.
18. Gales, NJ, and Fletcher, DJ. 1999. Abundance, distribution and status of the New Zealand sea lion, Phocarctos hookeri. Wildlife Research, 26:35–52.
19. Guinet, C, Jouventin, P, and Georges, J-Y. 1994. Long term population changes of fur seals, Arclocephalus gazella and A. tropicallis on subantarctic (Crozet) and subtropical (St Paul and Amsterdam). Islands and their possible relationship to El Niño Southern Oscillation Antarctic Science, 6:473–478.
20. Hitchmough, RA. 2002. New Zealand Threat Classification Systems list 2002, Threatened Species Occasional Publication 23 Wellington, New Zealand:Department of Conservation.
21. McConkey, SD, McConnell, H, Lalas, C, Heinrich, S, Ludmerer, A, McNally, N, Parker, E, Borofsky, C, Schimanski, K, and Mclntosh, G. 2002a. A northward spread in the breeding distribution of the New Zealand sea lion, Phocarctos hookeri. Australian Mammalogy, 24:97–106.
22. McConkey, SD, Heinrich, A, Lalas, C, McConnell, H, and McNally, N. 2002b. Pattern of immigration of New Zealand sea lion, Phocarctos hookeri to Otago, New Zealand:implications for management. Australian Mammalogy, 24:107–116.
23. McConnell, H. 2001. New Zealand sea lions on the South Island and Stewart Island:Abundance, decolonisation status and management considerations, Dunedin, New Zealand:University of Otago. Unpublished MSc thesis
24. McMahon, CR, Holley, D, and Robinson, S. 1999. The diet of itinerant male Hooker's sea lions, Phocarctos hookeri, at sub-Antarctic Macquarie Island. Wildlife Research, 26:839–846.
25. McNally, N. 2001. New Zealand sea lions abundance, demographics and movements in southern New Zealand, Dunedin, New Zealand:University of Otago. Unpublished MSc thesis
26. Ministry of Fisheries. 2006. Operational plan to manage the incidental capture of New Zealand sea lions in the squid (SQU) 6T Trawl Fishery for the 2006–07 Fishing year, New Zealand:Ministry of Fisheries.
27. Pistorius, PA, Bester, MN, and Kirkman, SP. 1999. Survivorship of a declining population of souther elephant seals, Mirounga leonine, in relation to age, sex and cohort. Oecologia, 121:201–211.
28. Pistorius, PA, Bester, MN, Lewis, MN, Taylor, FE, Campagna, C, and Kirkman, SP. 2004. Adult female survival, population trend and the implications of early primiparity in a capital breeder, the southern elephant seal (Mirounga leonina). Journal of Zoology, 263:107–119.
29. Reijnders, P, Brasseur, S, Van der Toorn, J, Van der Wolf, P, Boyd, I, Harwood, J, Lavigne, D, and Lowry, L. 1993. Seals, fur seals, sea lions and walrus, Status Survey and Conservation plan IUCN/SSC Seal Specialist Group, Gland, Switzerland:IUCN.
30. Robinson, S, Wynen, L, and Goldsworthy, S. 1999. Predation by Hooker's sea lion (Phocarctos hookeri) on a small population of fur seals (Arctocephalus spp.) at Macquarie Island Marine Mammal Science, 15:888–893.
31. Robertson, BC, Chilvers, BL, Duignan, PJ, Wilkinson, IS, and Gemmell, NJ. 2005. Dispersal of breeding, adult male Phocarctos hookeri:implications for disease transmission, population management and species recovery. Biological Conservation, 127:227–236.
32. Wilkinson, IS, Burgess, J, and Cawthorn, MW. 2003. “ New Zealand sea lions and squid—managing fisheries impacts on a threatened marine mammal ”. In Marine Mammals:Fisheries, Tourism and Management Issues, 192–207. Melbourne:CSIRO Publishing.
33. Wilkinson, IS, Duignan, PJ, Grinberg, A, Chilvers, BL, and Robertson, BC. Klebsiella pneumoniae epidemics:possible impact on New Zealand sea lion recruitment. Sea Lions of the World— Conservation and Research in the 21st Century. 22nd Wakefield Fisheries Symposium. Alaska. pp. 385–405.