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Trematomus bernacchii Boulenger, 1902

Emerald rockcod
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Trematomus bernacchii   AquaMaps   Data sources: GBIF OBIS
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Pictures | تصوير گوگل
Image of Trematomus bernacchii (Emerald rockcod)
Trematomus bernacchii
Picture by Zimmermann, C.

رده بندی / Names اسامي عام | مترادف | Catalog of Fishes(جنس, گونه ها) | ITIS | CoL | WoRMS | Cloffa

> Perciformes/Notothenioidei (Icefishes) > Nototheniidae (Cod icefishes) > Trematominae
Etymology: Trematomus: Greek, trematos = hole + Greek, tomo = section, cut (Ref. 45335)bernacchii: Species name bernacchii honors Louis Bernarcchi, an Australian physicist-meteorologist; specimen collected on the Southern Cross Expedition and served on Scott's 1901 expedition (Ref. 45168).
Eponymy: Louis Charles ‘Bunny’ Bernacchi (1876–1942) was a physicist and astronomer who took part in several expeditions to Antarctica. [...] (Ref. 128868), visit book page.
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 بوم شناسي

دريايي نزديك كف زي; تغييرات عمق 0 - 700 m (Ref. 11892), usually 0 - 200 m (Ref. 45168). Polar; 61°S - 78°S

پراكنش كشورها | مناطق سازمان خوار و بار جهاني (FAO) | Ecosystems | ظهور | Point map | معرفي | Faunafri

Southern Ocean: Peter Island, South Shetland, Elephant and South Orkney islands. Mac-Robertson, Queen Mary, Adelie Coasts, Weddell, Davis and Ross seas. East Antarctica from Queen Maud Land to Terre Adelie.

Length at first maturity / Size / Weight / سن

Maturity: Lm ?, range 18 - ? cm
Max length : 28.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 5179); 35.0 cm TL (female); common length : 25.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 2121); بيشينه سن گزارش شده: 10 سال ها (Ref. 5179)

توصيف مختصر كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري

خارهاي باله پشتي (کل) : 4 - 6; شعاع نرم باله پشتي (کل) : 34 - 39; شعاع نرم باله مخرجي: 31 - 35. Body brownish, large dark spots in two or three series on body. Spinous dorsal blackish in upper part (Ref. 11892).

زيست شناسي     واژه نامه (بعنوان مثال epibenthic)

Found in seafloors, well adapted to extremely low and stable temperatures (-1.86°C), annual mean temperature of McMurdo Sound) (Ref. 45168). Feed on polychaetes, gastropods, isopods, amphipods and few algae. Spawn once a year (Ref. 1071). Utilized for human consumption.

Life cycle and mating behavior بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)

Although members of this Family are known to tend to egg masses, it is assumed that because of the high fecundity, this species is a non-guarder (RF), to be corrected if direct information becomes available.

مآخذ اصلی Upload your references | مراجع | هماهنگ كننده | همكاران

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)

وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2024-1)


CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

خطر برای انسان ها

  Harmless





استفاده انسانی

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