Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut pelagic-neritic; oceanodromus (Ref. 51243); kisaran kedalaman 0 - 18 m (Ref. 2850). Temperate; 58°N - 24°N, 155°W - 111°W
Eastern Pacific: Alaska to Magdalena Bay, Baja California. Not common north of Point Conception (Ref. 11484).
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 145 cm FL jantan/; (Ref. 40637); Berat maksimum terpublikasi: 12.0 kg (Ref. 40637); Umur maksimum dilaporkan: 12 Tahun (Ref. 56049)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 6; duri punggung lunak (Keseluruhan (total)) : 9 - 10; Duri dubur: 1; Sirip dubur lunak: 8 - 9. Color bluish or brownish dorsally, silvery ventrally (Ref. 6885).
Body shape (shape guide): elongated.
Usually near shore or near the surface (Ref. 2850). Often in small schools (Ref. 2850). Young enter bays (Ref. 2850). Feed mainly on other fishes (Ref. 2850). Pelagic spawners (Ref. 56049). Migrate south from the California coast during autumn, but may remain in front of the Mexican coast throughout the year (Ref. 9345). Utilized fresh, dried or salted and frozen; eaten broiled and baked (Ref. 9988). Considered as potentially dangerous due to its large, sharp teeth and aggressive disposition, though there are no reports of attacks (Ref. 9988).
Pelagic spawner (Ref. 56049).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Traumatogenic (Ref. 13513)
penggunaan manusia
Perikanan: komersial; Ikan buruan: ya
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
|
a=0.00708 (0.00333 - 0.01504), b=2.92 (2.75 - 3.09), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
4.5 ±0.80 se; based on food items. |
|
Generation time |
7.9 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Daya lenting (Acuan 120179) |
sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (K=0.14; tm=2-3; tmax=12; Fec=42,000). |
Kerentanan Penangkapan Ikan (Ref. 59153) |
High to very high vulnerability (69 of 100). 🛈 |
kategori harga (Ref. 80766) |
Medium.
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