Genus
Akysis
- Species
- 9
- Photographed
- 9 of 9
- Difficulty rated
- 9 of 9

Akysis hendricksoniHendrickson's Stream Catfish
Alfred, 1966
This species is among the few members of the family to have been exported for the aquarium hobby. It can be differentiated from all other Akysis species by the following combination of characters: head length 17.7-26.5% of standard length (SL); head width 25.4-28.7% SL; body depth at anus 13.0-17.0% SL; caudal peduncle depth 8.1-10.1% SL; interorbital di...

Akysis longifilisSittaung Stream Catfish
Ng, 2006
This species is among the few members of the family to have been exported for the aquarium hobby. It can be differentiated from all other Akysis species by the following combination of characters: base of...

Akysis maculipinnisSpotfin Stream Catfish
Fowler, 1934
This species has been exported for the aquarium hobby and ranks among the smaller members of the family. It can be differentiated from all other Akysis species by the following combination of characters: head length 22.0-28.6% of standard length (SL); caudal peduncle depth 8.8-10.7% of SL; anal-fin base length 15.2-19.1% of SL; eye diameter 12-16% of head length (HL); nasal barbel length 57 92% of HL; posession of 3-4 serrae on the posterior edge ofspine; body patterning mottled with indistinct ...

Akysis portellusSmallmouth Stream Catfish
Ng, 2009
This species is among the few members of the family to have been exported for the aquarium hobby. It can be differentiated from all other Akysis species by the following combination of characters: base ofmeasures 17.1-19.2% of standard length (S...

Akysis prashadiIndawgyi Stream Catfish
Hora, 1936
This species is among the few members of the family to be exported for the aquarium hobby though is by no means common. It can be differentiated from a...

Akysis pulvinatusKra Stream Catfish
Ng, 2007
This species has been exported for the aquarium hobby on an extremely limited basis. It can be differentiated from all other Akysis species by the following combination of characters: head length 27.6–29.8% of standard length (SL); head width 21.9–25.1% SL; caudal peduncle depth 9.4–10.3% SL; length ofbase 23.0–25.2% SL; nasal barbel len...

Akysis variusVariable Stream Catfish
Ng & Kottelat, 1998
This species is among the smaller members of the family. It can be differentiated from all other Akysis species by the following combination of characters: caudal peduncle length 16.1-19.8% of standard length (SL); caudal peduncle depth 6.5-9.3% SL; length of adipose-fin base 25.6-29.5% SL; interorbital distance 42.0-46.0% of head length (HL), eye diameter 13.0-20.0% HL; length of nasal barbel 44.0-66.0% HL; lateral margins of the head appear straight when viewed from above; possession of 0-5 se...

Akysis vespaOrange-Banded Stream Catfish
Ng & Kottelat, 2004
This species is among the few members of the family to be exported for the aquarium hobby and we've also seen it on sale under various names such as 'orange-banded stone catfish', 'orange micro bumblebee catfish', 'Burmese orange mini bee catfish' or more simply 'wasp catfish'. Though the majority of forms are yellowish to orange in colouration there appears to exist a bright red variant which to date we've only seen in photos.

Akysis vespertinusWestern Stream Catfish
Ng, 2008
This species is exceptionally rare in the aquarium trade and can be distinguished from congeners by the following combination of characters: snout narrow with head appearing triangular as a resul...