>
Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Trematominae
Etymology: Trematomus: Greek, trematos = hole + Greek, tomo = section, cut (Ref. 45335).
Eponymy: Professor Axel Johan Einar Lönnberg (1865–1942) was a Swedish zoologist who mainly worked at the Vertebrate Department of the Swedish Museum of Natural History in Stockholm. [...] (Ref. 128868), visit book page.
More on author: Regan.
Issue
The genus Pseudotrematomus is a synonym of Trematomus, which is confirmed by a molecular study to be published (J.-C. Hureau, pers. comm. 08 Jun. 2010).
Environment: milieu / climate zone / kisaran kedalaman / distribution range
Ekologi
laut batidemersal; kisaran kedalaman 0 - 1191 m (Ref. 45168), usually 65 - 832 m. Deep-water; 61°S - 78°S, 180°W - 180°E
Southern Ocean: coasts of Antarctic Peninsula, Queen Mary, Adelie, South Victoria Coasts, Davis, Ross and Weddell seas.
Size / Weight / umur
Kematangan: Lm ? range ? - ? cm
Max length : 30.0 cm SL jantan/; (Ref. 5179); common length : 20.0 cm NG jantan/; (Ref. 45168); Berat maksimum terpublikasi: 357.40 g (Ref. 124149)
Duri punggung (Keseluruhan (total)) : 5 - 7; duri punggung lunak (Keseluruhan (total)) : 31 - 35; Sirip dubur lunak: 31 - 35. Body brownish, fins darker except first dorsal. With 4 or 5 irregular darker cross-bars, inside of mouth and branchial cavities blackish (Ref. 11892).
Body shape (shape guide): fusiform / normal.
Found more commonly at depths greater than 300 m. Adults feed on amphipods (mainly Orchomene plebs), errant polychaetes, and in lesser amounts, fishes. Isopods and other crustaceans are probably included in the diet.
Dewitt, H.H., P.C. Heemstra and O. Gon, 1990. Nototheniidae. p. 279-331. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5179)
Status IUCN Red List (Ref. 130435: Version 2025-1)
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: tidak ada kepentingan
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Preferred temperature (Acuan
123201): -1.9 - 1.2, mean -0.9 °C (based on 2083 cells).
Phylogenetic diversity index (Acuan
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00427 (0.00266 - 0.00685), b=3.25 (3.11 - 3.39), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Acuan
69278): 3.3 ±0.48 se; based on food items.
Daya lenting (Acuan
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Fec = 5,900).
Fishing Vulnerability (Ref.
59153): High vulnerability (61 of 100).
🛈
