United States (contiguous states) country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: never/rarely | Ref:
Regulations: no regulations | Ref:
Uses: no uses
Comments: Known from new established sites in Castle Rock and San Miguel Island (Ref. 1522); also in southern California (Ref. 8623, 8670). In 1996, a northern fur seal gave birth in the Farallon Islands, the first such event since the extirpation of the breeding population in the early 1800's (Ref. 1522).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/us.html
National Fisheries Authority: http://www.nmfs.gov
Occurrences: Occurrences Point map
Main Ref: Jefferson, T.A., S. Leatherwood and M.A. Webber, 1993
National Database:

Common names from other countries

Northern fur seal, ... more

Classification / Names / Names Nomi Comuni | Sinonimi | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

> Carnivora (Carnivores) > Otariidae ()

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

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

Distribuzione Stati | Aree FAO | Ecosystems | Presenze | Introduzioni

Pacific Ocean and the Arctic.

Length at first maturity / Size / Peso / Age

Maturity: L_m ? range ? - ? cm Max length : 210 cm TL maschio/sesso non determinato; (Ref. 1394); 150 cm TL (female); Peso massimo pubblicato: 270.0 kg (Ref. 1394); Peso massimo pubblicato: 270.0 kg

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).

Life cycle and mating behavior Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve

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

Main reference Bibliografia | Coordinatore | Collaboratori

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

IUCN Red List Status (Ref. 130435)

Vulnerabile, vedi Lista Rossa IUCN (VU) (A2b); Date assessed: 26 March 2015

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Human uses

Pesca: commerciale
FAO - pesca: landings, species profile | FishSource | Sea Around Us

Strumenti

E-book | Giuda pratica

Informazioni ulteriori

Stati
Aree FAO
Ecosystems
Presenze
Introduzioni
Stocks
Ecologia
Dieta
Prede

Nomi Comuni
Sinonimi
Predatori
Riproduzione
Maturità
Deposizione
Fecundity
Uova
Egg development

Age/Size
Accrescimento
Length-weight
Length-length
Morfologia
Larve
Abbondanza

Bibliografia
Mass conversion

Collaboratori
Immagini

Fonti Internet

Estimates based on models

Preferred temperature (Ref. 115969): 0.2 - 3.8, mean 1.6 (based on 2446 cells).

Resilienza (Ref. 69278) Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (K=0.03-0.38).

Vulnerability (Ref. 71543): Moderate to high vulnerability (51 of 100).

Price category (Ref. 80766): Unknown.

Callorhinus ursinus (Linnaeus, 1758)