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Trachichthyiformes (Roughies) >
Diretmidae (Spinyfins)
Etymology: Diretmoides: Greek, di = two + Greek, eretmos = oar + Greek, suffix, oides = similar to (Ref. 45335).
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien bathypelagisch; diepte 0 - 950 m (Ref. 9927). Deep-water
Eastern Atlantic: Guinea Bissau to Angola (Ref. 6536). Western Atlantic: eastern Florida, Gulf of Mexico, the Caribbean and northern Brazil. Indian Ocean: Mozambique, Madagascar, and Western Australia. Pacific: Indonesia, South China Sea, and Kyushu-Palau Ridge (Moore, pers. comm.).
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 37.0 cm SL mannelijk / geslacht onbekend; (Ref. 6744)
Dorsale stekels (totaal) : 0; Dorsale zachte stralen (totaal) : 24 - 26; Anale stekels: 0; Anale zachte stralen: 18 - 21. Tip of pelvic fin not reaching origin of anal fin (Ref. 13608).
Body shape (shape guide): short and / or deep.
Mesopelagic. Young near the surface while aged adults often descend below 1,000 m depth (Ref. 2683). Largest adults may be benthopelagic (Ref. 9851). Plankton-eaters like the other members of the family (Ref. 6744). Breed all year round (Ref. 6744). Minimum depth range taken from Ref. 27000.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Post, A., 1990. Diretmidae. p. 623-624. 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. 2. (Ref. 6536)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van potentieel belang
Tools
Speciale rapporten
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.8125 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.03020 (0.01535 - 0.05943), b=2.94 (2.76 - 3.12), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.5 ±0.5 se; based on size and trophs of closest relatives |
Kwetsbaarheid van de visserij (Ref. 59153) |
Moderate vulnerability (35 of 100). 🛈 |
Prijsklasse (Ref. 80766) |
Unknown.
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