Holocephali 全头亚纲 (银鲛科) (chimaeras) > Chimaeriformes (Chimaeras) > Rhinochimaeridae (Longnose chimaeras)
Etymology: Rhinochimaera:A chimaera with rhinos (Gr.), nose, referring to long, pointed proboscis of R. pacifica. (See ETYFish); atlantica:ana- (L.), belonging to: North Atlantic Ocean, where it occurs. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 深海底的; 深度上下限 200 - 1500 m (Ref. 117245), usually 400 - 1500 m (Ref. 4444). ; 67°N - 58°S, 98°W - 26°E
Northwest to Northeast Atlantic, and Southeast Atlantic: Antitropical. Eastern Atlantic: northern Bay of Biscay northward to Iceland, including the Iceland-Faroes Rise (Ref. 3183); off Cayar and Cape Barbas in Western Sahara, off Namibia and South Africa (Ref. 4444). Western Atlantic: off Nova Scotia, Canada and New England, USA (Ref. 3183).
大小 / 重量 / 年龄
Maturity: Lm? range ? - ? cm Max length : 140 cm TL 雄鱼/尚未辨别雌雄; (Ref. 4444)
背棘 (总数) : 1; 臀棘: 0; 臀鳍软条: 0. A longnose chimaera with a narrow, moderately flattened, pointed snout and smooth, sharp-edged tooth plates; pectoral fins narrow, and caudal fin with very short terminal filament and wide-spaced tubercles on upper edge (in adults and large juveniles) (Ref. 5578). Whitish to light brown in color (Ref. 5578).
Found on or near the bottom of continental slopes (Ref. 5578). Forms groups according to sex and size (Ref. 5578). Feeds on shrimps and crabs (Ref. 27637). Oviparous (Ref. 205). Eggs are encased in horny shells (Ref. 205).
Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Krefft, G., 1990. Rhinochimaeridae. p. 114-116. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 4444)
