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Perciformes/Notothenioidei (Icefishes) >
Bathydraconidae (Antarctic dragonfishes) > Bathydraconinae
Etymology: Parachaenichthys: Greek, para = the side of + Greek, chaino = open the mouth (Ref. 45335).
Eponymy: Jean-Baptiste Auguste Étienne Charcot (1867–1936) was a French scientist, physician, sportsman and leader of the French Antarctic Expedition (1904–1907). [...] (Ref. 128868), visit book page.
More on author: Vaillant.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser demersal; tiefenbereich 5 - 400 m. Polar; 60°S - 69°S
Southern Ocean: South Orkney, South Shetland, Elephant Islands and tip of Antarctic Peninsula to 65°S.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 42.0 cm SL Männchen/unbestimmt; (Ref. 5192)
Yolk larvae (2.3-3.2 cm TL) found from late October to early December; small juveniles from mid-January to mid-March, thus hatching may occur in late winter. Feeds on fish (Ref. 5192).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Gon, O., 1990. Bathydraconidae. p. 364-380. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. 462 p. (Ref. 5192)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: nicht kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00214 (0.00128 - 0.00356), b=3.21 (3.06 - 3.36), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
4.2 ±0.7 se; based on diet studies. |
Widerstandsfähigkeit (Ref. 120179) |
mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Assuming Fec < 10,000). |
Anfälligkeit der Fischerei (Ref. 59153) |
High vulnerability (63 of 100). 🛈 |