>
Trachichthyiformes (Roughies) >
Diretmidae (Spinyfins)
Etymology: Diretmoides: Greek, di = two + Greek, eretmos = oar + Greek, suffix, oides = similar to (Ref. 45335).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina batypelagisk; djupintervall 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.).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 37.0 cm SL hane/ej könsbestämd; (Ref. 6744)
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 24 - 26; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 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.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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 på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: av potentiellt intresse
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.8125 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
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). |
Trofisk nivå (Ref. 69278) |
3.5 ±0.5 se; based on size and trophs of closest relatives |
Sårbarhet i fisket (Ref. 59153) |
Moderate vulnerability (35 of 100). 🛈 |
Priskategori (Ref. 80766) |
Unknown.
|