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Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Trematominae
Etymology: Trematomus: Greek, trematos = hole + Greek, tomo = section, cut (Ref. 45335); pennellii: Species name pennellii honors Harry LL Pennell, captain of the ship Terra Nova of Scott's British Antarctic Expedition of 1910 (Ref. 45168).
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). The species Pseudotrematomus centronotus (Regan, 1914) is recognised as valid.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
laut dasar (demersal); kisaran kedalaman 0 - 732 m, usually 1 - 112 m (Ref. 11892). Polar; 60°S - 78°S
Southern Ocean: Scotia Arc, South Orkney Islands, Davis and Ross seas.
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 29.7 cm TL jantan/; (Ref. 124149); 26.0 cm TL (female); Berat maksimum terpublikasi: 342.00 g (Ref. 124149); Berat maksimum terpublikasi: 342.00 g
deskripsi pendek
Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)): 4 - 6; duri punggung lunak (Keseluruhan (total)): 32-35; Sirip dubur lunak: 29 - 31. Brownish with 2 or 3 large dark spots, part of spinous dorsal blackish (Ref. 11892).
Adults live on seafloor and spawns during summer (Ref. 45168). They feed primarily on errant polychaetes, with lesser amounts of amphipods, fish eggs and mollusks.
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)
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: tidak ada kepentingan
informasi lanjut
mitraGambarStamps, Coins Misc.Suara-suaraCiguateraKecepatanTipe renangArea insangOtolithsOtakPenglihatan / visi
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Preferred temperature (Ref.
123201): -1.8 - -1.1, mean -1.7 °C (based on 740 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00562 (0.00372 - 0.00849), b=3.26 (3.13 - 3.39), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.2 se; based on diet studies.
Daya lenting (Ref.
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Fec = 2,500-6,600).
Fishing Vulnerability (Ref.
59153): High vulnerability (63 of 100).
Nutrients (Ref.
124155): Calcium = 27.8 [14.3, 75.3] mg/100g; Iron = 0.418 [0.183, 0.866] mg/100g; Protein = 17 [16, 18] %; Omega3 = 0.389 [0.199, 0.723] g/100g; Selenium = 14.2 [5.5, 40.4] μg/100g; VitaminA = 23.3 [4.5, 125.4] μg/100g; Zinc = 0.641 [0.397, 1.022] mg/100g (wet weight); based on
nutrient studies.