Mammalia |
Carnivora |
Otariidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
موجوداتی که در اعماق زیر 200 متر زندگی و تغذیه می کنند. Tropical; 0°N - 90°S, 180°W - 180°E
Southeast Pacific and Southwest Atlantic: South America. Tropical to temperate.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ?  range ? - ? cm Max length : 260 cm TL جنس نر / بدون خواص جنسي; (مرجع 1394); 220 cm TL (female); بيشينه وزن گزارش شده: 350.0 kg (مرجع 1394); بيشينه وزن گزارش شده: 350.0 kg
Found over the continental shelf and slope. Occurs in deep waters, and also venture into freshwaters in rivers and around glaciers. Feeds on many species of benthic and pelagic fishes, and invertebrates (i.e. lobster, krill, squid, octopus, and jellyfish), and occasionally penguins and young South American seals) (Ref. 1394). Preyed upon by a sevengill shark (Ref. 8910). Found over the continental shelf and slope. Occurs in deep waters, and also venture into freshwaters in rivers and around glaciers. Feeds on many species of benthic and pelagic fishes, and invertebrates (i.e. lobster, krill, squid, octopus, and jellyfish), and occasionally penguins and young South American seals) (Ref. 1394).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Jefferson, T.A., S. Leatherwood and M.A. Webber 1993 FAO species Identification Guide: Marine Mammals of the World. Rome, FAO. 320 p. + 587 figures. (مرجع 1394)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2025-1)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
خطر برای انسان ها
استفاده انسانی
ماهي گيري – شيلات: تجاري
FAO - ماهي گيري – شيلات: landings, نمايه گونه | FishSource | Sea Around Us
ابزارها
اطلاعات بيشتر
Life cycleتولید مثل
بلوغ
Fecundity
تخم ریزی
Eggs
نمو تخم
Larvae
PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models
Preferred temperature
(Ref.
115969): 6.3 - 15.6, mean 9.9 (based on 922 cells).
جهندگی
زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (K=0.31-0.31).
Fishing Vulnerability
High to very high vulnerability (71 of 100).
طبقه قيمت
Unknown.