Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut dasar (demersal); oceanodromus (Ref. 41500), usually 5 - 150 m (Ref. 36453). Subtropical; - 53°S
Southwest Atlantic: Rio de Janeiro, Brazil to Patagonia, Argentina.
Panjang pada saat jatuh tempo pertama / Ukuran / Berat / umur
Kematangan: Lm 21.2  range ? - ? cm
Max length : 40.0 cm NG jantan/; (Ref. 36453)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 0; duri punggung lunak (Keseluruhan (total)) : 75 - 89; Duri dubur: 0; Sirip dubur lunak: 60 - 71. Dark spots on ocular side irregularly and two dark small spots at end of both dorsal and anal fin bases on blind side symmetrically (Ref. 27363).
Body shape (shape guide): short and / or deep.
Feeds on amphipods, small crabs and polychaetes (Ref. 36453). In spring mature individuals migrate to 37°S and southwards to spawn and in autumn migrate offshore for feeding and growing (Ref. 41500).
Distinct pairing (Ref. 205).
Nakamura, I., T. Inada, M. Takeda and H. Hatanaka, 1986. Important fishes trawled off Patagonia. Japan Marine Fishery Resource Research Center, Tokyo. 369 p. (Ref. 27363)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00490 (0.00314 - 0.00763), b=3.23 (3.10 - 3.36), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
3.3 ±0.49 se; based on food items. |
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Generation time |
2.5 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Daya lenting (Acuan 120179) |
Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (K=0.4). |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Low to moderate vulnerability (32 of 100). 🛈 |