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Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Nototheniinae
Etymology: Nototheniops: Greek, noton = filament + Greek, adverbial particle, then, that denotes distance or removal + Greek, opsis = appearance (Ref. 45335); larseni: Named for Captain C.A. Larsen, chief navigator of the Swedish Antarctic Expedition (Ref. 11892).
More on author: Lönnberg.
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري قاعية التغذية و المعيشة; نطاق العمق 30 - 750 m (Ref. 51730). Polar; 51°S - 70°S, 92°W - 166°E
Southern Ocean: Balleny Islands, Peter I Island, Palmer Archipelago, Graham Land, South Shetlands, South Orkneys, South Sandwich, South Georgia, Shag Rocks, Bouvet, and sub-Antarctic islands and seamounts of the Indian Ocean Sector (except Kerguelen, Heard, McDonald and Macquarie islands and Kara Dag seamount).
Length at first maturity / الحجم / وزن / العمر
Maturity: Lm 22.5 range ? - ? cm
Max length : 24.0 cm TL ذكر/ مختلط الجنس; (Ref. 5179)
الأشواك الظهرية (المجموع): 5 - 6; الأشعة الظهرية الناعمة (المجموع): 37-39; أشعه شرجية لينه: 37 - 38. Irregular oblique dark cross-bars on body. Distal part of spinous dorsal with black blotch, soft dorsal with oblique dark stripes. Anal plain or similarly marked. Breast to middle depth of pectoral fins a notable silvery-white (Ref. 11892).
Feeds mainly on krill, hyperiid amphipods and mysids. Spawning occurs in autumn and winter (Ref. 51730).
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)
استخدامات بشرية
مزيد من المعلومات
مراجعالأستزراع المائيملف الأستزراع المائيسلالاتجينيElectrophoresesالتوريثالأمراضمعالجةNutrientsMass conversion
المتعاونينصورStamps, Coins Misc.اصواتالتسمم باكل السمكسرعةنوع السباحةمنطقة الخياشيمعظمة الأذندماغرؤية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): -1.4 - 1.9, mean 0 °C (based on 115 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00490 (0.00401 - 0.00598), b=3.22 (3.16 - 3.28), in cm total length, based on LWR estimates for this species (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.3 ±0.3 se; based on diet studies.
Generation time: 4.1 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (K=0.27; Fec = 2,046).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (32 of 100).
Climate Vulnerability (Ref.
125649): Low to moderate vulnerability (32 of 100).
Nutrients (Ref.
124155): Calcium = 26.6 [16.3, 63.4] mg/100g; Iron = 0.454 [0.188, 0.884] mg/100g; Protein = 16.4 [15.1, 17.6] %; Omega3 = 0.414 [0.202, 0.819] g/100g; Selenium = 16.5 [6.5, 35.9] μg/100g; VitaminA = 33 [8, 144] μg/100g; Zinc = 0.532 [0.360, 0.790] mg/100g (wet weight);
