Common names from other countries
Classification / Names / Names
俗名 | 同种异名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS
Environment: milieu / climate zone / depth range / distribution range
生态学
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 / 年龄
Maturity: Lm ?  range ? - ? cm Max length : 190 cm TL 雄鱼/尚未辨别雌雄; (Ref. 1394); 140 cm TL (female); 最大体重: 200.0 kg (Ref. 1394); 最大体重: 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. Found primarily coastal, continental shelf and slope waters; there are records from more than 600 km offshore. Feeds on small schooling fish and invertebrates such as cephalopods, crustaceans and gastropods (Ref. 1394).
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
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.
主要参考文献
参考文献 | 合作者 | 合作者
Jefferson, T.A., S. Leatherwood and M.A. Webber. 1993. (Ref. 1394)
世界自然保护联盟红皮书 (Ref. 130435)
人类利用
渔业: 商业性
FAO - 渔业: landings, 物种外形 | FishSource | 周边海洋
工具
网络资源
Estimates based on models
Preferred temperature
(Ref.
115969): 5.6 - 15.5, mean 9.2 (based on 1202 cells).
回复力
中等的, 族群倍增时间最少 1.4 - 4.4年 (K=0.3).
脆弱性
Moderate to high vulnerability (52 of 100).
价格分类
Unknown.