Teleostei (teleosts) > 
Cypriniformes (Carps) > 
Leuciscidae (Minnows) > Pogonichthyinae						
							
							Etymology: Erimystax: Greek, eri = aumentative prefix, a lot + Greek, mystax = moustache (Ref. 45335); dissimilis: From the word dissimilis, meaning dissimilar (Ref. 10294).
						
					
				
					Environment: milieu / climate zone / depth range / distribution range					
						Ecology					
				
				
				
					Freshwater;  demersal. Temperate; 43°N -   31°N				
				
			
			
			
				
				
				
					North America:  Ohio River basin from western New York to northern Indiana and south to northern Alabama, USA; single record from Lake Erie in Ohio.
				
				
			
			
				
					Size / Weight / Age
				
				
				
					Maturity: Lm ?  range ? - ? cm
 Max length : 14.0 cm TL male/unsexed; (Ref. 86798); common length : 8.8 cm TL male/unsexed; (Ref. 12193)				
				 
			
			
			
			
			
			
			
			
				Inhabits riffles, runs, and current-swept pools over gravel and rubble in clear small to large rivers (Ref. 86798).  Feeds on periphyton and a wide variety of aquatic insect larvae, especially midges, mayflies, and caddisflies (Ref. 10294).			
			 
			
			
			
				
					Life cycle and mating behavior					
					Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae				
				
				
				
								
				
			
			 
				
				
				
					Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
				
				 
			
			
			
							
					
						IUCN Red List Status   (Ref. 130435: Version 2025-1)
					
					
				 
					
			
			
			
			
			
			
			
				
					Threat to humans  
				
				
				
					  Harmless				
				
			 
			
			
			
			
				
					Human uses  				
				
				
									
				
				
			
			
						
			
			
			
				
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					Estimates based on models				
				
				
				
				
				
					
					Phylogenetic diversity index  (Ref. 
82804):  PD
50 = 0.5312   [Uniqueness, from 0.5 = low to 2.0 = high].					
													Bayesian length-weight: a=0.00501 (0.00242 - 0.01036), b=3.11 (2.92 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 
93245).
					
					Trophic level  (Ref. 
69278):  2.9   ±0.4 se; based on size and trophs of closest relatives					
											
				
				
										
						Resilience  (Ref. 
120179):  Medium, minimum population doubling time 1.4 - 4.4 years (Fec=400).					
											
				
									
					Fishing Vulnerability  (Ref. 
59153):  Low vulnerability (10 of 100). 
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