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Carnivora |
Phocidae
Environment: milieu / climate zone / depth range / distribution range
Ecologia
Batidemersale. Temperate; 90°N - 90°S, 180°W - 180°E
Northeast Atlantic and Atlantic Ocean: Iceland, Faroe Islands, Norway, United Kingdom, Ireland, Baltic Sea (Ref. 1394); USA, Newfoundland, Gulf of St. Lawrence, Norway, Iceland, Faroe, Shetland Islands, Orkney Islands, Great Britain, Ireland, Netherlands, France, Greenland, Portugal (Ref. 1522).
Length at first maturity / Size / Peso / Age
Maturity: Lm ? range ? - ? cm Max length : 230 cm TL maschio/sesso non determinato; (Ref. 1394); 200 cm TL (female); Peso massimo pubblicato: 310.0 kg (Ref. 1394); Peso massimo pubblicato: 310.0 kg
Inhabits in coastal areas; they haul-out on isolated beaches and rocky ledges of islands. Feeds on a wide variety of fishes and invertebrates and occasionally take seabirds (Ref. 1394). Found in coastal areas; they haul-out on isolated beaches and rocky ledges of islands. Feeds on a wide variety of fishes and invertebrates and occasionally take seabirds (Ref. 1394).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Jefferson, T.A., S. Leatherwood and M.A. Webber. 1993. (Ref. 1394)
IUCN Red List Status (Ref. 130435)
CITES status (Ref. 108899)
Not Evaluated
Threat to humans
Human uses
Pesca: commerciale
FAO - pesca: landings, species profile | FishSource |
Strumenti
Fonti Internet
Estimates based on models
Preferred temperature
(Ref.
115969): 4.5 - 11.3, mean 9 (based on 1247 cells).
Resilienza
Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (K=0.14-0.18).
Vulnerability
High to very high vulnerability (66 of 100).
Price category
Unknown.
