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Acanthocobitis zonalternans 
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Joined: Thu Jul 09, 2009 11:30 am
Posts: 1776
Post Acanthocobitis zonalternans
Family : Balitoridae (River loaches) , subfamily: Nemacheilinae
Order : Cypriniformes  (carps)
Class : Actinopterygii (ray-finned fishes)
Fishbase Name :
Fish Name : Acanthocobitis zonalternans
Max size : 7.8 cm SL (male/unsexed; Ref. 4832)
Environment : demersal; pH range: 6.80000019073486 - 7.80000019073486; dH range: 8 - 18
Climate : tropical; 24 - 26°C
Global Importance : fisheries: of no interest
Resilience: Medium, minimum population doubling time 1.4 - 4.4 years (Assuming Fec < 1,000)Distribution : Asia: Manipur State in India to Peninsular Thailand close to the Malay border. Collected from Brahmaputra, Chindwin, Sitang and Salween basins, and smaller streams along west coast of Peninsular Thailand, all draining to the Andaman Sea and in the Mae Khlong and Tapi basins, draining to the Gulf of Thailand. Not yet collected in the Irrawaddy, but certainly does occur there.
Diagnosis : Dorsal soft rays (total): 13-15; Anal soft rays: 8-8. Distinguished from its congeners occurring in Indochinese area by an incomplete lateral line reaching at most above pelvic fin; suborbital flap present in males (Ref. 39226).
Biology : Found in a variety of streams from river mainstreams to small brooks. Seems to avoid mountain streams with steep gradient. Seems to prefer shallow riffles over small pebbles above which its marmorated color pattern makes it inconspicuous from the surface. Also collected on a muddy to sandy substrate with a few stones and numerous gastropod shells in depths ranging from 0.05 to 0.5 m
Threatened : Dangerous:  
Dangerous : harmless
Coordinator :
Main Ref : Kottelat, M.. 1990. (Ref. 39226)

India country information
Common Names : [ No common name ]
Status : native
Salinity : freshwater
Uses : no uses



Fri Jul 24, 2009 11:32 am
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