Classification / Names  				 
				Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa				
			
				
				Actinopterygii (ray-finned fishes) > 
Siluriformes (Catfish) > 
Auchenipteridae (Driftwood catfishes) > Auchenipterinae						
							Etymology: Tocantinsia: Taken from Brasilian river Tocantins (Ref. 45335).						
					 
			
			
			
			
				
					Environment / Climate / Range					
						Ecology					
				
				
				
					Freshwater;  demersal.   Tropical				
				
			
			
			
			
				
				
				
					South America:  Upper Tocantins River basin in Brazil.
				
				
			
			
				
					Size / Weight / Age
				
				
				
					Maturity: Lm ?  range ? - ? cm
 Max length : 51.5 cm TL male/unsexed; (Ref. 111518); max. published weight: 2.0 kg (Ref. 111518)				
				 
			
			
			
			
			
			
			
			
				Largest specimen collected is 38.5 cm SL (Mark Sabaj Perez, pers. comm.;  http://www.scotcat.com/auchenipteridae/tocantinsia_piresi.htm).			
			
			
			
			
				
					Life cycle and mating behavior					
					Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae				
				
				
				
								
				
			
			 
				
				
				
					Ferraris, C.J. Jr., 2003. Auchenipteridae (Driftwood catfishes). p. 470-482. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 37098)
				
				 
			
			
			
			
				
					IUCN Red List Status   (Ref. 115185)
				
				
			 
			
			
				
					CITES   (Ref. 115941)
				
				
				
					Not Evaluated				
				
			 
			
			
			
			 
			
			
				
					Threat to humans  
				
				
				
					  Harmless				
				
		     
			
			
			
			
				
					Human uses  				
				
				
									
				
				
			
			
						
			
				
					
						More information					
					
					
					
					
						Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development					 
					
					
					
					
						ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion					 
					
					
				
			 
			
			
				
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					Internet sources
				
				
			
			
			
				
					Estimates of some properties based on models				
				
				
								
				 				
				
					
					Phylogenetic diversity index  (Ref. 
82805):  PD
50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].					
 
					
                
                    					
													Bayesian length-weight: a=0.00741 (0.00357 - 0.01540), b=3.12 (2.93 - 3.31), in cm Total Length, based on LWR estimates for this species & (Sub)family-body  (Ref. 
93245).						
					
 
                    				
					
					Trophic Level  (Ref. 
69278):  3.6   ±0.5 se; Based on size and trophs of closest relatives					
 
				
					
					Resilience  (Ref. 
69278):  Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).					
 
				
					
											
				
					
					Vulnerability  (Ref. 
59153):  Moderate vulnerability (41 of 100) .