Environment: milieu / climate zone / distribuzione batimetrica / distribution range					
						Ecologia					
				
				
				
					marino batidemersale;  distribuzione batimetrica 20 - 460 m (Ref. 50610). Deep-water				
				 
			
			
			
				
				
				
					North Pacific:  Bering Sea to southeastern Alaska.  Also reported from northern Japan, the Sea of Japan and the Okhotsk (Ref. 559).
				
				 
			
			
				
					Size / Peso / Age
				
				
				
					Maturità: Lm ?  range ? - ? cm
 Max length : 25.0 cm TL maschio/sesso non determinato; (Ref. 2850)				
				 
			
			
						
				
					Short description					
					Chiavi di identificazione | Morfologia | Morfometria					
				
				
				
					Spine dorsali (totale) : 6 - 9; Raggi dorsali molli (totale) : 6 - 8; Spine anali: 0; Raggi anali molli: 6 - 8; Vertebre: 43 - 45. Snout pointed, with a pair of barbels on its ventral surface; free nasal margin smooth; branchial membranes fused with isthmus (Ref. 559).
Body shape (shape guide): elongated.				
				 
			
			
			
			
			
			
			
							
			
			
			
			
				
					Life cycle and mating behavior					
					Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve				
				
				
				
								
				
			
			 
				
				
				
					Nakabo, T., 2002. Fishes of Japan with pictorial keys to the species, English edition I. Tokai University Press, Japan, pp v-866. (Ref. 41299)
				
				 
			
			
			
							
					
						IUCN Red List Status   (Ref. 130435: Version 2025-1)
					
					
				 
					
			
			
			
			
			
			
			
				
					Threat to humans  
				
				
				
					  Harmless				
				
			 
			
			
			
			
				
					Human uses  				
				
				
									
				
				
			
			
						
			
			
			
				
Strumenti
				
			
			
			
				
Special reports
 
				
			
			
			
				
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					Fonti Internet
				
				
			
			
			
				
					Estimates based on models				
				
				
				Preferred temperature (Fonte Biblio. 
123201): 0.7 - 8.6, mean 3.9 °C (based on 427 cells).
				
				
					
					Phylogenetic diversity index  (Fonte Biblio. 
82804):  PD
50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].					
													Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 
93245).
					
					Trophic level  (Fonte Biblio. 
69278):  3.3   ±0.5 se; based on diet studies.					
											
				
				
										
						Resilienza  (Fonte Biblio. 
120179):  Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.).					
											
				
									
					Fishing Vulnerability  (Ref. 
59153):  Low vulnerability (15 of 100). 
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