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Siluriformes (Catfishes) >
Akysidae (Stream catfishes) > Akysinae
Etymology: Akysis: Derived from Greek, a = without + Greek, kysthos = bladder (Ref. 45335); ephippifer: The specific name is derived from the Latin ephippium (saddle) and ferre (to bear), referring to the saddle-shaped markings on the body.
More on authors: Ng & Kottelat.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bottenlevande. Tropical
Asia: Mekong basin.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 3.4 cm SL hane/ej könsbestämd; (Ref. 52824)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Mjukstrålar i ryggfenan (totalt) : 5 - 6; Mjukstrålar i analfenan: 9 - 11; Ryggkotor: 33. Distinguished from all its congeners by the following combination of characters: round head when viewed dorsally; presence of 1+3 gill rakers on the first branchial arch and 4-5 serrae on the posterior edge of the pectoral spine; depth of caudal peduncle 7.3-14.1 % SL; length of maxillary barbel 61-121% HL; length of inner mandibular barbel 33-74% HL; and caudal fin emarginate (Ref. 30226).
Body shape (shape guide): elongated.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Ng, H.H. and M. Kottelat, 1998. The catfish genus Akysis Bleeker (Teleostei: Akysidae) in Indochina, with descriptions of six new species. J. Nat. Hist. 32:1057-1097. (Ref. 30226)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.3 ±0.6 se; based on size and trophs of closest relatives |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |