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Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Trematominae
Etymology: borchgrevinki: Named after C.E. Borchgrevink, Norway, Commander of the Bristish Southern Cross Antarctic Expedition of 1898-1900 (Ref. 11892).
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক; গভীরতার পরিসীমা 0 - 550 m (Ref. 11892), usually 0 - 30 m (Ref. 5179). Polar; 60°S - 78°S, 180°W - 180°E
Southern Ocean: Ross, Davis and Weddell Sea, Vincennes Bay, Budd Coast, Antarctic Peninsula, South Orkney and South Shetland islands.
আকৃতি / ওজন / Age
Maturity: Lm ? range ? - ? cm
Max length : 28.0 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 5179)
পৃষ্ঠীয় কাঁটা (মোট ): 4 - 7; পৃষ্ঠীয় নরম পাখনা দন্ড (মোট ): 34-38; পায়ূর নরম পাখনা্তুন্ড: 30 - 35. Yellowish with dark spots, irregular crossbars. Dorsal and caudal with series of spots sometimes (Ref. 11892).
A cryopelagic species associated with the underside of ice. An anti-freezing substance enable Individuals to tolerate sub-zero temperature (Ref. 33215). Adults feed on copepods and krill (Ref. 5179). Sexually mature individuals spawn once a year (Ref. 89319). Larval pelagic phase is long (Ref. 89319).
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
মৎস্য: আকর্ষণবিহীণ
আরো তথ্য
সহযোগী ছবি সমূহStamps, Coins Misc.শব্দ ক্রোমোজোমের ধরণ গতি সাতাঁরের কায়দা ফুলকা এলাকাOtolithsমস্তিস্ক সমূহদৃষ্টি
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ইন্টারনেট সুত্র
Estimates based on models
Preferred temperature (Ref.
123201): -1.8 - -1, mean -1.7 °C (based on 1248 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00617 (0.00319 - 0.01192), b=3.21 (3.04 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 3.2 ±0.34 se; based on food items.
Generation time: 7.8 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
স্থিতিস্থাপক (Ref.
120179): মাধ্যম , সর্বনিম্ন প্রজন দ্বিগুনের সময় ১.৪-৪.৪ বৎসর (Fec = 1,500-3,000).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (52 of 100).
Nutrients (Ref.
124155): Calcium = 30.6 [15.7, 69.2] mg/100g; Iron = 0.576 [0.269, 1.185] mg/100g; Protein = 17.1 [15.6, 18.7] %; Omega3 = 0.406 [0.217, 0.752] g/100g; Selenium = 11.5 [4.2, 25.6] μg/100g; VitaminA = 28.7 [6.0, 141.0] μg/100g; Zinc = 0.58 [0.38, 0.90] mg/100g (wet weight); based on
nutrient studies. 
