Environment: milieu / climate zone / depth range / distribution range					
						Ecology					
				
				
				
					Freshwater;  benthopelagic. Tropical				
				
			
			
			
				
				
				
					Asia:  Nam Theun of the Mekong basin in Laos.
				
				
			
			
				
					Size / Weight / Age
				
				
				
					Maturity: Lm ?  range ? - ? cm
 Max length : 4.7 cm SL male/unsexed; (Ref. 27732)				
				 
			
			
						
				
					Short description					
					Identification keys | Morphology | Morphometrics					
				
				
				
					Dorsal spines (total): 0; Dorsal soft rays (total): 13; Anal spines: 0; Anal soft rays: 15. Having last simple dorsal and anal rays strong and stiff (but not a spine); 11 branched dorsal rays; 13 branched anal rays; 32-33+1-2=33-35 scales in longitudinal series; predorsal fin profile of males slightly concave; pelvic, dorsal and anal fins of males with narrow black distal margins; very narrow stripe along the posterior side of males (Ref. 27732); and long ovipositor present in front of anal fin of females (Ref. 43281).
				
				 
			
			
			
			
			
			
			
							
			
			
			
			
				
					Life cycle and mating behavior					
					Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae				
				
				
				
				Female has an ovipositor which is used to deposit eggs inside bivalves. Young remain in the bivalve until they can swim (Ref. 43281).				
				 
			
			 
				
				
				
					Kottelat, M., 1998. Fishes of the Nam Theun and Xe Bangfai basins, Laos, with diagnoses of twenty-two new species (Teleostei: Cyprinidae, Balitoridae, Cobitidae, Coiidae and Odontobutidae). Ichthyol. Explor. Freshwat. 9(1):1-128. (Ref. 27732)
				
				 
			
			
			
							
					
						IUCN Red List Status   (Ref. 130435: Version 2025-1)
					
					
				 
					
			
			
			
			
			
			
			
				
					Threat to humans  
				
				
				
					  Harmless				
				
			 
			
			
			
			
				
					Human uses  				
				
				
									
				
				
			
			
						
			
			
			
				
Tools
				
			
			
			
				
Special reports
 
				
			
			
			
				
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					Internet sources
				
				
			
			
			
				
					Estimates based on models				
				
				
				
				
				
					
					Phylogenetic diversity index  (Ref. 
82804):  PD
50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].					
													Bayesian length-weight: a=0.01660 (0.00682 - 0.04038), b=3.03 (2.82 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 
93245).
					
					Trophic level  (Ref. 
69278):  2.7   ±0.2 se; based on size and trophs of closest relatives					
											
				
				
										
						Resilience  (Ref. 
120179):  High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).					
											
				
									
					Fishing Vulnerability  (Ref. 
59153):  Low vulnerability (10 of 100). 
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