Mammalia | 
Carnivora | 
Mustelidae
			
			
			
				Environment: milieu / climate zone / depth range / distribution range				
				
					Ecology				
				
			
			
				Pelagic; freshwater.  Tropical			
			
			
				
			
			
			
				Asia and Europe Inland Waters, Northeast Atlantic; Indo-West Pacific, and the Mediterranean:  Lutra lutra lutra:  Ireland, Great Britain, Maghrib, continental Eurasia from Scandinavia and the Iberian Peninsula east to Kamchatka and Manchuria, Sakhalin, Kuril Island; Lutra lutra meridionalis:  Turkey, southern Caucasus, Israel, Syria, Iraq, Iran; Lutra lutra seistanica:  southern Turkmeniya, Iran, Uzbekistan, Afghanistan, and southern Kazakhstan, Xinjiang; Lutra lutra kutab:  Pakistan, Tibet; Lutra lutra monticola:  India, Nepal; Lutra lutra aurobrunnea:  India, Nepal; Lutra lutra chinensis:  China, Indochina, Thailand, Malaysia, Vietnam, Ryukyu, Taiwan; Lutra lutra nair:  India, Sri Lanka; Lutra lutra hainana:  Hainan, China; Lutra lutra whiteleyi:  Hokkaido, Japan; Lutra lutra sumatrana:  Southern Vietnam, peninsular Malaysia, Singapore, Indonesia (Ref. 1522).
			
			
			
			
			
				Length at first maturity / Size / Weight / Age
			
			
				Maturity: Lm ?  range ? - ? cm Max length : 980 cm TL male/unsexed; (Ref. 1005); 1070 cm TL (female); max. published weight: 10.0 t (Ref. 1005)			
			
			
						
			
			
			
			
				
					Feeds on fish and benthic invertebrates (Ref. 8723).  It is preyed upon by the Atlantic salmon (Ref. 32771). Inhabits freshwater and marine ecosystems.  Selects certain habitat attributes like rocks, vegetation and ponds (Ref. 115149).				
			
			
			
			
			
				Life cycle and mating behavior				
					Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae				
			
			
				
									
			
			
			
			
			
				Rice, D.W. 1998 Marine Mammals of the World Systematics and Distribution. Special Publication number 4: The Society for Marine Mammalogy. 231p. (Ref. 1522)
			
			
			
			
			
			
			
					
						IUCN Red List Status    
						 (Ref. 130435: Version 2025-1)
					
					
					
				
			
			
			
			
				CITES status   (Ref. 108899)
			
			
			
			
			
			
			
				
					Not Evaluated				
			
			
			
			
			
				Threat to humans  
			
			
				
									
			
			
			
			
			
			
			
			
				Human uses  
			
			
							
			
			
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Tools
			
			
			
			
				
					More information				
				
					 Population dynamicsGrowth
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundance
  Life cycleReproduction
Maturity
Fecundity
Spawning
Eggs
Egg development
Larvae
  PhysiologyOxygen consumption
  Human RelatedStamps, coins, misc.
  
			 
			
			
			
				Internet sources
			
			
			
			
			
				Estimates based on models
			
			
			
									
						Preferred temperature  					
				 (Ref. 
115969): 6.7 - 14.9, mean 9.9 (based on 231 cells).			
 
			
			
			
			
			
						
							
				
					
						Fishing Vulnerability  					
					
					
						Very high vulnerability (90 of 100).					
				
						
						
			
									
						Price category  					
					
					Unknown.