Mammalia | 
Carnivora | 
Phocidae
			
			
			
				Environment: milieu / climate zone / depth range / distribution range				
				
					Ecology				
				
			
			
				Bathydemersal.  Polar; 0°N -   90°S, 180°W -   180°E			
			
			
				
			
			
			
				Indo-Pacific, Atlantic Ocean, and the Antarctic.
			
			
			
			
			
				Length at first maturity / Size / Weight / Age
			
			
				Maturity: Lm ?  range ? - ? cm Max length : 300 cm TL male/unsexed; (Ref. 1394); 360 cm TL (female); max. published weight: 450.0 kg (Ref. 1394); max. published weight: 450.0 kg			
			
			
						
			
			
			
			
				
					Found throughout the pack ice zone; haul out on ice and land, often preferring ice floes, when available.  Feeds on krill, fish, squid, penguins, and young seals, and will occasionally scavenge from carcasses of whales (Ref. 1394). Found throughout the pack ice zone; haul out on ice and land, often preferring ice floes, when available.  Feeds on krill, fish, squid, penguins, and young seals, and will occasionally scavenge from carcasses of whales (Ref. 1394).				
			
			
			
			
			
				Life cycle and mating behavior				
					Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae				
			
			
				
									
			
			
			
			
			
				Jefferson, T.A., S. Leatherwood and M.A. Webber 1993 FAO species Identification Guide: Marine Mammals of the World. Rome, FAO. 320 p. + 587 figures. (Ref. 1394)
			
			
			
			
			
			
			
					
						IUCN Red List Status    
						 (Ref. 130435: Version 2025-1)
					
					
					
				
			
			
			
			
				CITES status   (Ref. 108899)
			
			
				
					Not Evaluated				
			
			
			
			
			
			
				
					Not Evaluated				
			
			
			
			
			
				Threat to humans  
			
			
				
									
			
			
			
			
			
			
			
			
				Human uses  
			
			
				Fisheries: commercial			
			
			
				FAO - Fisheries: species profile | FishSource | Sea Around Us			
			
			
			
			
			
Tools
			
			
			
			
				
					More information				
				
					 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): -1.9 - 1.4, mean -0.5 (based on 2109 cells).			
 
			
			
			
							
					Resilience  				
				
				
					High, minimum population doubling time less than 15 months (K=0.36-0.47).				
			
			
						
							
				
					
						Fishing Vulnerability  					
					
					
						High to very high vulnerability (68 of 100).					
				
						
						
			
									
						Price category  					
					
					Unknown.