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Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Trematominae
Etymology: Trematomus: Greek, trematos = hole + Greek, tomo = section, cut (Ref. 45335); scotti: Named after Captain Robert Falcon Scott, leader of British National Antarctic Expedition (Ref. 11892).
More on author: Boulenger.
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 / depth range / distribution range
экология
морской демерсальный; пределы глубины 20 - 793 m. Polar; 60°S - 78°S
Southern Ocean: South Shetland, South Orkney islands, Ross Sea, Breid Bay, Weddell Sea and Antarctic Peninsula (Ref. 11892).
Size / Вес / Возраст
Maturity: Lm ? range ? - ? cm
Max length : 24.7 cm TL самец/пол неопределен; (Ref. 124149); наибольший вес (опубликованные данные): 124.60 g (Ref. 124149)
Adults feed primarily on polychaetes, euphausiids, amphipods, together with a lesser amount of isopods. Larval pelagic phase is long (Ref. 89434).
Life cycle and mating behavior
Maturities | размножение | Spawnings | Egg(s) | Fecundities | личинки
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)
Статус Красного Списка МСОП (Ref. 130435)
Угроза для людей
Harmless
Использование человеком
рыболовство: интереса не представляет
дополнительная информация
инструменты
Специальные отчеты
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ресурсы в Интернет
Estimates based on models
Preferred temperature (Ref.
123201): -1.8 - 0.9, mean -0.9 °C (based on 584 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00320 - 0.00715), b=3.19 (3.07 - 3.31), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.2 se; based on diet studies.
Generation time: 11.0 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
устойчивость к внешним воздействиям (Ref.
120179): очень низкий, минимальное время удвоения популяции более 14 лет (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High vulnerability (60 of 100).
Nutrients (Ref.
124155): Calcium = 39.9 [21.9, 100.2] mg/100g; Iron = 0.484 [0.206, 0.969] mg/100g; Protein = 17 [16, 18] %; Omega3 = 0.44 [0.23, 0.82] g/100g; Selenium = 13.6 [5.4, 30.8] μg/100g; VitaminA = 23.9 [5.1, 116.7] μg/100g; Zinc = 0.653 [0.422, 1.002] mg/100g (wet weight); based on
nutrient studies. 
