The population decline of the New Zealand sea lion Phocarctos hookeri: a review of possible causes

BC Robertson, BL Chilvers - Mammal Review, 2011 - Wiley Online Library
ABSTRACT 1 The New Zealand (NZ) sea lion Phocarctos hookeri is NZ's only endemic
pinniped and is listed as 'nationally critical'. The species breeds in the NZ sub‐Antarctic …

Conservation status of New Zealand marine mammals (suborders Cetacea and Pinnipedia), 2009

CS Baker, BL Chilvers, R Constantine… - New Zealand Journal …, 2010 - Taylor & Francis
The conservation status of New Zealand (NZ) marine mammals (suborders Cetacea and
Pinnipedia) is reappraised using the 2008 version of the NZ Threat Classification System …

New Zealand sea lions Phocarctos hookeri and squid trawl fisheries: bycatch problems and management options

BL Chilvers - Endangered Species Research, 2008 - int-res.com
The New Zealand (NZ) sea lion Phocarctos hookeri is one of the world's most rare and
highly localized pinnipeds. NZ sea lions only breed on New Zealand's subantarctic islands …

Philopatry and site fidelity of New Zealand sea lions (Phocarctos hookeri)

BL Chilvers, IS Wilkinson - Wildlife Research, 2008 - CSIRO Publishing
The New Zealand sea lion (NZ sea lion), Phocarctos hookeri, is New Zealand's only
endemic pinniped, and one of the worlds rarest otariids. It is classified as 'Threatened'based …

Heterozygote advantage at MHC DRB may influence response to infectious disease epizootics

AJ Osborne, J Pearson, SS Negro… - Molecular …, 2015 - Wiley Online Library
The effect of MHC polymorphism on individual fitness variation in the wild remains
equivocal; however, much evidence suggests that heterozygote advantage is a major …

Foraging site fidelity of lactating New Zealand sea lions

BL Chilvers - Journal of Zoology, 2008 - Wiley Online Library
Ecologists often describe the foraging ecology of a species as a whole, treating conspecific
individuals as ecologically equal. However, individual specialization has potentially …

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

BL Chilvers, IS Wilkinson… - New Zealand Journal of …, 2007 - Taylor & Francis
Abstract The New Zealand sea lion (NZ sea lion), Phocarctos hookeri, is New Zealand's only
endemic pinniped. Classified as vulnerable, it is one of the world's rarest pinnipeds. During …

Growth and survival of New Zealand sea lions, Phocarctos hookeri: birth to 3 months

BL Chilvers, BC Robertson, IS Wilkinson, PJ Duignan - Polar Biology, 2007 - Springer
Offspring birth mass and growth rate represent important life history traits, which influence
many vital population and individual characteristics, while offspring survival is a key factor in …

Risk Factors for New Zealand Sea Lion (Phocarctos hookeri) Pup Mortality: Ivermectin Improves Survival for Conservation Management

SA Michael, DTS Hayman, R Gray… - Frontiers in Marine …, 2021 - frontiersin.org
Septicaemia due to hypervirulent (HV) Klebsiella pneumoniae is the leading cause of
neonatal pup mortality in endangered New Zealand sea lions (Phocarctos hookeri) at …

Spatial distribution, movements, and geographic range of Steller sea lions (Eumetopias jubatus) in Alaska

LA Jemison, GW Pendleton, KK Hastings… - PLoS …, 2018 - journals.plos.org
The two stocks of Steller sea lions (Eumetopias jubatus) in Alaska include an endangered
western stock, recently recovering in parts of its range following decades of decline, and an …