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Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Trematominae
Etymology: Trematomus: Greek, trematos = hole + Greek, tomo = section, cut (Ref. 45335); brachysoma: Named after a leopard seal Hydrurga leptonyx, phoke in Greek means seal (Ref. 11892).
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক; গভীরতার পরিসীমা 0 - 429 m (Ref. 11892), usually 0 - 30 m. Polar; 61°S - 79°S
Southern Ocean: Ross Sea, Davis Sea, Wilhelm II Coast, north of Edward VII and west coast of Antarctic Peninsula.
আকৃতি / ওজন / Age
Maturity: Lm ? range ? - ? cm
Max length : 17.2 cm SL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 11892)
পৃষ্ঠীয় কাঁটা (মোট ) : 4 - 5; পৃষ্ঠীয় নরম পাখনা দন্ড (মোট ) : 29 - 32; পায়ূর নরম পাখনা্তুন্ড: 26 - 30. In life yellowish brown, iridescent blue dorsally; some specimens with patches of coral pink near the head (Ref. 5179). Six dark spots on back below the dorsal fins (Ref. 11892).
A cryopelagic species associated with the underside of ice. Feeds on copepods and euphausiids.
Life cycle and mating behavior
Maturities | প্রজনন | Spawnings | Egg(s) | Fecundities | শুককীট
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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ইন্টারনেট সুত্র
Estimates based on models
Preferred temperature (Ref.
123201): -1.9 - -1.2, mean -1.8 °C (based on 236 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00280 - 0.01029), b=3.24 (3.07 - 3.41), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 3.1 ±0.28 se; based on food items.
স্থিতিস্থাপক (Ref.
120179): মাধ্যম , সর্বনিম্ন প্রজন দ্বিগুনের সময় ১.৪-৪.৪ বৎসর (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (11 of 100).
Nutrients (Ref.
124155): Calcium = 45.5 [24.5, 107.4] mg/100g; Iron = 0.698 [0.307, 1.409] mg/100g; Protein = 17.2 [15.6, 18.7] %; Omega3 = 0.442 [0.234, 0.858] g/100g; Selenium = 10.1 [3.6, 23.3] μg/100g; VitaminA = 31.1 [6.5, 144.3] μg/100g; Zinc = 0.631 [0.419, 0.972] mg/100g (wet weight);
