Common names from other countries
Classification / Names / Names
俗名 | 同種異名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS
Environment: milieu / climate zone / depth range / distribution range
生態學
深海底的. ; 0°N - 90°S, 180°W - 180°E
Eastern Pacific and Southwest Atlantic: Arctocephalus australis gracilis: Peru, southern Brazil, Uruguay, Argentina, Chile (Ref. 1394, 1522); vagrant to Colombia and Juan Fernandez Islands (Ref. 1522); Arctocephalus australis australis: Falkland Islands (Ref. 1522). Tropical to temperate climates.
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm Max length : 190 cm TL 雄魚/尚未辨別雌雄; (Ref. 1394); 140 cm TL (female); 最大體重: 200.0 kg (Ref. 1394); 最大體重: 200.0 kg
Inhabits primarily coastal, continental shelf and slope waters; and there are records from more than 600 km offshore. Feeds on small schooling fish and invertebrates such as cephalopods, crustaceans and gastropods.
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Pups are born in dense breeding colonies. Perinatal attendance averages one week, then mothers forage offshore several days at a time. Upon arrival from sea, mother and pup reunites using vocalization signals and olfactory cues, i.e., naso-nasal contact. Lactation lasts at least 12 months.
主要參考資料
參考文獻 | 合作者 | 合作者
Jefferson, T.A., S. Leatherwood and M.A. Webber. 1993. (Ref. 1394)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 28 January 2016
CITES狀態 (Ref. 108899)
人類使用
漁業: 商業性
FAO - 漁業: landings, 魚種描繪 | FishSource | 周邊海洋
工具
網路資源
Estimates based on models
Preferred temperature
(Ref.
115969): 5.6 - 15.5, mean 9.2 (based on 1202 cells).
回復力
中等的, 族群倍增時間最少 1.4 - 4.4年 (K=0.3).
瀕危性
High to very high vulnerability (72 of 100).
價格種類
Unknown.
