Arctocephalus townsendi, Guadalupe fur seal : fisheries

Arctocephalus townsendi   Merriam, 1897

Guadalupe fur seal

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Arctocephalus townsendi  AquaMaps  Data sources: GBIF OBIS
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Arctocephalus townsendi

Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Mammalia | Carnivora | Otariidae

Environment: milieu / climate zone / depth range / distribution range Ecology

Bathydemersal.  Subtropical; 45°N - 13°N, 140°W - 180°E

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Eastern Central Pacific: USA and Mexico.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 190 cm TL male/unsexed; (Ref. 1394); 140 cm TL (female); max. published weight: 170.0 kg (Ref. 1394); max. published weight: 170.0 kg

Short description Morphology

Dusky black with lighter ventrum. Gray head and shoulders, black nose with brown-red hair around the eyes. Guard hairs are white-tipped in adult males. Claws present in 5 fingers and absent on the 1st and 5th toes. Cartilaginous webbing extends past the claws. Females have 2 pairs abdominal nipples.

Biology     Glossary (e.g. epibenthic)

Found at sea, on beaches; when ashore, they prefer volcanic caves and grottos, or other rocky habitats. Found at sea, on beaches; when ashore, they prefer volcanic caves and grottos, or other rocky habitats. Both male and female territorial. Extralimital sightings in California corresponds with El Niño events (Ref. 1394).

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

Breeds near or in caves marked by the male as his territory. Mating occurs postpartum. Pups nurse for 9 to 11 months during which nursing females fast for an average of 5 days.

Main reference References | Coordinator | Collaborators

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

IUCN Red List Status (Ref. 130435: Version 2024-2)

  Least Concern (LC) ; Date assessed: 10 October 2014

CITES status (Ref. 108899)


CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses

Fisheries: commercial
FAO - Fisheries: species profile | FishSource | Sea Around Us

Tools

More information

Trophic Ecology
Food items (preys)
Diet composition
Food consumption
Predators
Ecology
Population dynamics
Growth
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundance
Life cycle
Reproduction
Maturity
Fecundity
Spawning
Eggs
Egg development
Larvae
Distribution
Physiology
Oxygen consumption
Human Related
Stamps, coins, misc.
Outreach
References

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Fisheries: species profile; publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, Search) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 2.1 - 4, mean 3.1 (based on 48 cells).
Fishing Vulnerability (Ref. 71543): Very high vulnerability (90 of 100).
Price category (Ref. 80766): Unknown.