>
Siluriformes (Catfishes) >
Akysidae (Stream catfishes) > Akysinae
Etymology: Akysis: Derived from Greek, a = without + Greek, kysthos = bladder (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water benthopelagisch. Subtropical
Asia: Mekong basin in Yunnan, China.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 3.4 cm SL mannelijk / geslacht onbekend; (Ref. 79812)
Body grayish white, dark brown from snout to posterior end of base of dorsal fin, with a dark brown longitudinal band on anal fin to adipose fin and end of caudal peduncle, black stripes and small spots on dorsal, pectoral and caudal fins. Barbels 4 pairs; head wide and depressed; snout blunt and rounded; eyes very small and covered by skin membrane; caudal fins deeply concave and tip slightly blunt. Head and body covered with tubercles.
Likes to live in clear pools with gravel bottom and usually swims in the current under rocks or beneath floating weeds to search for food. Carnivorous (Ref. 45563).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
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 op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
Download XML
Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: 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).
Trofisch niveau (Ref.
69278): 3.4 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).