Mammalia | 
Carnivora | 
Phocidae
			
			
			
				Environment: milieu / climate zone / depth range / distribution range				
				
					Ecology				
				
			
			
				Pelagic-neritic; depth range 0 - 1580 m (Ref. 1394).  Subtropical; 90°N -   10°N, 180°W -   180°E			
			
			
				
			
			
			
				Eastern Pacific.
			
			
			
			
			
				Length at first maturity / Size / Weight / Age
			
			
				Maturity: Lm ?  range ? - ? cm Max length : 500 cm TL male/unsexed; (Ref. 1394); 300 cm TL (female); max. published weight: 2.2 t (Ref. 1394); max. published weight: 2.2 t			
			
			
						
			
			
			
			
				
					Feeds on squids, small sharks, and deep water fishes (Ref. 1394). Feeds on squids, small sharks, and deep water fishes (Ref. 1394).  When hunting, this mammal plunges to depths of 300 to 800 meters and shuts down blood flow to critical organs resulting to excessive blood levels of carbon monoxide (Ref. 95857).				
			
			
			
			
			
				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): 1.5 - 5.3, mean 1.6 (based on 670 cells).			
 
			
			
			
			
			
						
							
				
					
						Fishing Vulnerability  					
					
					
						Very high vulnerability (77 of 100).					
				
						
						
			
									
						Price category  					
					
					Unknown.