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Ophidiiformes (Cusk eels) >
Ophidiidae (Cusk-eels) > Ophidiinae
Etymology: Raneya: Because of Edward C. Raney, 1909-1984. He was a leader amongst ichthyology, expert in fishes from eastern USA.
More on author: Kaup.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser demersal; tiefenbereich 40 - 150 m (Ref. 27363). Subtropical; 22°S - 48°S, -69°W - -36°W
Southwest Atlantic: near Ilha Rasa, southern Brazil to Puerto Quequén, northern Argentina.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 31.0 cm TL Männchen/unbestimmt; (Ref. 9358); max. veröff. Gewicht: 36.00 g (Ref. 118626)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
Rückenflossenstacheln (insgesamt) : 0; Rückenflossenweichstrahlen (insgesamt) : 111 - 135; Afterflossenstacheln: 0; Afterflossenweichstrahlen: 93 - 105; Wirbelzahl: 62 - 66. Scales on body in regular but non-overlapping rows, some anguilloid, becoming anguilloid in pattern on belly and flanks in front of anus, top of head from interorbit to nape and sides of head with non-imbricate scales, snout, subocular area and chin and throat naked; ethmoid spine short but strong; gill chamber dark; esophagus dark and intestines and stomach pale; no pyloric caeca; males with posterior opening on swim bladder (Ref. 34024). About 10 broad dark brown bands on body. Dorsal, anal and caudal fin margins blackish. Caudal fin small, posterior margin rounded. Pelvic fins comprising two filamentous rays (Ref. 27363).
Body shape (shape guide): elongated; Cross section: compressed.
Uncommon species found in coastal waters (Ref. 34024). Oviparous, with oval pelagic eggs floating in a gelatinous mass (Ref. 205).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins, 1999. Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18):178p. Rome: FAO. (Ref. 34024)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: weniger kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00282 (0.00187 - 0.00426), b=3.20 (3.08 - 3.32), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.6 ±0.7 se; based on size and trophs of closest relatives |
Widerstandsfähigkeit (Ref. 120179) |
hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.). |
Anfälligkeit der Fischerei (Ref. 59153) |
Low to moderate vulnerability (27 of 100). 🛈 |
Preiskategorie (Ref. 80766) |
Medium.
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