Mammalia |
Carnivora |
Otariidae
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
Batidemersal. Subtropical; 90°N - 0°S, 180°W - 180°E
Pacific Ocean, Northeast Atlantic and the Arctic. Tropical to temperate.
Panjang pada saat jatuh tempo pertama / Ukuran / Berat / umur
Kematangan: Lm ? range ? - ? cm Max length : 330 cm TL jantan/; (Acuan 1394); 250 cm TL (female); common length : 310 cm TL jantan/; (Acuan 80659); common length :240 cm TL (female); Berat maksimum terpublikasi: 1.1 t (Acuan 80659); Berat maksimum terpublikasi: 1.1 t
Sexually dimorphic. Coloration when dry is pale yellow to light tan with dark brown undersides and near their flippers. When wet, color is grayish white. Pelage is short coarse hairs. Mature males develop a prominent mane on the necks and chests, with heads that are more robust with a flatter snout than females.
Inhabits coastal and immediate offshore waters (Ref. 1522). Preyed upon by great white sharks (Ref. 32140). Coastal and immediate offshore waters (Ref. 1522). Non-migratory but may disperse considerably from breeding sites. Appears to feed along the continental shelf and break (Ref. 80660). Found from the coast to the outer continental shelf; they frequent deep oceanic waters in some parts of the range. Feeds on many varieties of fish and squid, prefers bottom species; feeding occurs at night (Ref. 1394).
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Only sexually mature Steller sea lions return to rookeries, except for few dependent young with their mothers. Gestation results only one pup which is nursed for under a year up to 3 years. Mothers stay on shore with their newborn for about a week before leaving for regular feeding trips. Copulation usually occur prior to first feeding trip. Longevity lasts about 14 years for males and 22 years for females, with a generation time of 10 years.
rujukan utama
Acuan | Koordinator | mitra
Rice, D.W. 1998 Marine Mammals of the World Systematics and Distribution. Special Publication number 4: The Society for Marine Mammalogy. 231p. (Acuan 1522)
Status IUCN Red List
(Acuan 130435: Version 2025-2 (Global))
status CITES (Acuan 108899)
Not Evaluated
Not Evaluated
ancaman kepada manusia
penggunaan manusia
Perikanan: komersial
FAO - Perikanan: pendaratan, profail spesis | FishSource | Laut di Sekitar Kita
Alat, peralatan
informasi lanjut
FisiologiKonsumsi oksigen
Yang berhubungan dengan manusiaPerangko, koin, dll.
Sumber internet
Estimasi berdasarkan model
Suhu yang disukai
(Ref.
115969): 1.6 - 13.5, mean 5.8 (based on 1576 cells).
Daya lenting
sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (K=0.17-0.54).
Kerentanan Penangkapan Ikan
High to very high vulnerability (72 of 100).
kategori harga
Unknown.
![Image of Eumetopias jubatus (Steller\](/images/thumbnails/gif/Tn_Eujub_u0.gif "Image of Eumetopias jubatus (Steller\")