Callorhinus ursinus   (Linnaeus, 1758)

northern fur seal
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Callorhinus ursinus
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Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Mammalia | Carnivora | Otariidae

Environment / Climate / Range Ecology

Bathydemersal.  Subtropical; 90°N - 0°S, 180°W - 180°E

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Pacific Ocean and the Arctic.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 210 cm TL male/unsexed; (Ref. 1394); 150 cm TL (female); max. published weight: 270.0 kg (Ref. 1394); max. published weight: 270.0 kg

Biology     Glossary (e.g. epibenthic)

Feeds on many varieties of epipelagic and vertically migrating schooling and non-schooling fish and squid; feeding is at night (Ref. 1394). Feeds on many varieties of epipelagic and vertically migrating schooling and non-schooling fish and squid; feeding is at night (Ref. 1394). Estrus and copulation occur about a week after parturition. Implantation is expected 120 days after copulation (Ref. 81300).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Estrus and copulation occur about a week after parturition. Implantation is expected 120 days after copulation.

Main reference References | Coordinator | Collaborators

Jefferson, T.A., S. Leatherwood and M.A. Webber. 1993. (Ref. 1394)

IUCN Red List Status (Ref. 115185)

  Vulnerable (VU) (A2b)

CITES status (Ref. 108899)

Not Evaluated

Threat to humans

Human uses

Fisheries: commercial
FAO(fisheries: production) | FisheriesWiki | Sea Around Us

More information

Common names
Synonyms
Predators
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance
References
Mass conversion

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(fisheries: species profile; publication : search) | GenBank (genome, nucleotide) | GloBI | GOBASE | Google Books | Google Scholar | Google | ispecies | PubMed | Scirus | Tree of Life | uBio | uBio RSS | Wikipedia (Go, Search) | Zoological Record

Estimates of some properties based on models

Vulnerability (Ref. 71543)
Moderate to high vulnerability (51 of 100)
Price category (Ref. 80766)
Unknown