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Betta krataios Tan & Ng, 2006 |
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photo by
JJPhoto |
| Family: | Osphronemidae (Gouramies), subfamily: Macropodusinae | |||
| Max. size: | 4.49 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | Asia: Lower Kapaus basin in Kalimantan Barat, Indonesia. | |||
| Diagnosis: | Dorsal spines (total): 1-2; Dorsal soft rays (total): 6-8; Anal spines: 2-3; Anal soft rays: 19-22; Vertebrae: 29-31. Distinguished from Betta dimidiata (the only other member of the B. dimidiata group) in having the following combination of characters: iridescent turquoise opercle scales when live ( vs. gold); yellowish-brown body when live (vs. reddish); yellowish fins when live (vs. reddish); rounded caudal fin (vs. lanceolate); more lateral scales (30-32, vs. 29-30); more predorsal scales (20-21, vs. 17-18); deeper caudal peduncle (15.3-17.0% SL, vs. 11.8-14.5) (Ref. 57022). | |||
| Biology: | ||||
| IUCN Red List Status: | Data deficient (DD); Date assessed: 07 December 2018 Ref. (130435) | |||
| Threat to humans: | harmless | |||