Animalia > Chordata > Mammalia > Carnivora > Phocidae > Hydrurga > Hydrurga leptonyx

Hydrurga leptonyx (Leopard seal)

Wikipedia Abstract

The leopard seal (Hydrurga leptonyx), also referred to as the sea leopard, is the second largest species of seal in the Antarctic. It is most common in the Southern Hemisphere along the coast of Antarctica and on most sub-Antarctic islands, but can also be found on the coasts of southern Australia, Tasmania, South Africa, New Zealand, Lord Howe Island, Tierra del Fuego, the Cook Islands, and the Atlantic coast of South America. It can live 26 years, possibly more.
View Wikipedia Record: Hydrurga leptonyx

EDGE Analysis

Uniqueness Scale: Similiar (0) 
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
 Unique & Vulnerable (100)
ED Score: 12.4
EDGE Score: 2.6


Adult Weight [2]  810.75 lbs (367.75 kg)
Birth Weight [2]  66.14 lbs (30.00 kg)
Female Maturity [2]  3 years
Male Maturity [2]  4 years
Diet [1]  Carnivore
Gestation [2]  9 months 4 days
Litter Size [2]  1
Migration [1]  Intercontinental
Water Biome [1]  Pelagic, Coastal
Weaning [2]  30 days

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Coorong National Park II 121235 South Australia, Australia
Croajingolong National Park II 217067 Victoria, Australia
Lavinia Nature Reserve State Reserve II 17390 Tasmania, Australia    
Macquarie Island Nature Reserve Ia 233540 Tasmania, Australia  
Palmer LTER Site Long Term Ecological Research   Antarctica    
Tierra Del Fuego National Park II 172861 Argentina


Biodiversity Hotspots

Name Location Endemic Species Website
New Zealand New Zealand No

Prey / Diet

Aptenodytes forsteri (Emperor Penguin)[3]
Aptenodytes patagonicus (King Penguin)[1]
Eudyptes chrysolophus (Macaroni Penguin)[1]
Filippovia knipovitchi (Smooth Hooked Squid)[4]
Kondakovia longimana (Giant Warty Squid)[4]
Lobodon carcinophaga (Crabeater Seal)[3]
Pygoscelis adeliae (Adelie Penguin)[3]

Prey / Diet Overlap

Competing SpeciesCommon Prey Count
Aptenodytes forsteri (Emperor Penguin)1
Aptenodytes patagonicus (King Penguin)2
Arctocephalus gazella (Antarctic Fur Seal)2
Arctocephalus tropicalis (Subantarctic Fur Seal)1
Balaenoptera acutorostrata (Minke Whale)1
Diomedea epomophora (Royal Albatross)1
Diomedea exulans (Wandering Albatross)2
Dissostichus eleginoides (Patagonsky klykach)2
Fulmarus glacialoides (Southern Fulmar)1
Hyperoodon planifrons (Southern Bottlenose Whale)2
Leptonychotes weddellii (Weddell Seal)2
Macronectes giganteus (Southern Giant Petrel)1
Megaptera novaeangliae (Humpback Whale)1
Mirounga leonina (Southern Elephant Seal)2
Ommatophoca rossii (Ross Seal)1
Orcinus orca (Killer Whale)2
Pagodroma nivea (Snow Petrel)1
Phoebetria fusca (Sooty Albatross)2
Phoebetria palpebrata (Light-mantled Albatross)1
Physeter macrocephalus (Sperm Whale)2
Pygoscelis adeliae (Adelie Penguin)1
Pygoscelis papua (Gentoo Penguin)1
Thalassarche chrysostoma (Grey-headed Albatross)1
Thalassarche melanophris (Black-browed Albatross)1
Thalassoica antarctica (Antarctic Petrel)1
Ziphius cavirostris (Cuvier's Beaked Whale)1


Parasitized by 
Anisakis similis <Unverified Name>[5]
Antarctophthirus ogmorhini[5]
Contracaecum mirounga <Unverified Name>[6]
Contracaecum ogmorhini <Unverified Name>[5]
Contracaecum osculatum[5]
Contracaecum radiatum <Unverified Name>[5]
Corynosoma arctocephali[6]
Corynosoma australe[6]
Corynosoma bullosum[6]
Corynosoma evae[6]
Corynosoma hamanni[6]
Corynosoma hannae[6]
Corynosoma pseudohamanni[6]
Corynosoma singularis[6]
Diphyllobothrium lashleyi[6]
Diphyllobothrium mobile[6]
Diphyllobothrium pseudowilsoni[6]
Diphyllobothrium quadratum[6]
Diphyllobothrium scoticum[6]
Diphyllobothrium scotti <Unverified Name>[6]
Glandicephalus antarcticus[6]
Nybelinia africana[5]
Nybelinia hemipristis[5]
Ogmogaster antarcticus[6]
Parafilaroides hydrurgae <Unverified Name>[6]
Parorchites zederi[6]
Phocascaris hydrurgae <Unverified Name>[5]
Terranova piscium <Unverified Name>[5]

Institutions (Zoos, etc.)

Institution Infraspecies / Breed 
Taronga Zoo

Range Map

Africa; Antarctica/Southern Ocean; Australia; Croajingolong;



Species recognized by Gardner A.L, 2014-02-03, ITIS Global: The Integrated Taxonomic Information System in Catalog of Life 2011
Attributes / relations provided by 1Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at 2de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774 3Who's Eating Who 4CephBase - Cephalopod (Octopus, Squid, Cuttlefish and Nautilus) Database 5Species Interactions of Australia Database, Atlas of Living Australia, Version ala-csv-2012-11-19 6Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Images provided by Wikimedia Commons licensed under a Creative Commons License
Abstract provided by DBpedia licensed under a Creative Commons License
EDGE analysis provided by EDGE of Existence programme, Zoological Society of London
Range map provided by IUCN (International Union for Conservation of Nature), Conservation International & NatureServe.
Weather provided by NOAA METAR Data Access
Institution information provided by International Species Information System - May 2011