Aves | 
Pelecaniformes | 
Phaethontidae
			
			
			
				Environment: milieu / climate zone / depth range / distribution range				
				
					Ecology				
				
			
			
				Pelagic.  Tropical; 39°N -   38°S (Ref. 96995)			
			
			
				
			
			
			
				Indo-Pacific and Southern Atlantic.  Tropical and subtropical.
			
			
			
			
			
				Length at first maturity / Size / Weight / Age
			
			
				Maturity: Lm ?  range ? - ? cm Max length : 78.0 cm TL male/unsexed; (Ref. 84934); max. published weight: 850.00 g (Ref. 356)			
			
			
							
				
				
					
						Culmen: 6.24 cm; tarsus: 2.82 cm; wing: 21.87 cm.					
				
				
						
			
			
			
			
				
					Total Length:  30 to 35 cm; Wingspan:  104 cm (Ref. 8812).  Length: 78 cm; Wingspan: 107 cm (Ref. 91362). Found <500 km offshore (Ref. 356).  Generally pelagic during non-breeding season.  Loosely colonial.  Solitary at sea (Ref. 96995).  Sometimes trail ships (Ref. 91362).  Usually forages alone, but occasional with other species, most often far from land (Ref. 122680).  Exhibits deep-diving plunge (Ref. 356).  Main diet includes flyingfish, but also takes squid, mackerel scads, dolphinfish, truncated sunfish and balloonfish (Ref. 122680).				
			
			
			
			
			
				Life cycle and mating behavior				
					Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae				
			
			
				
					Annual breeding cycle.				
			
			
			
			
			
				Lepage, D. 2007 Avibase -the World Bird Database. http://www.bsc-eoc.org/avibase/avibase.jsp [accessed 09/07/2007]. (Ref. 7816)
			
			
			
			
			
			
			
					
						IUCN Red List Status    
						 (Ref. 130435: Version 2025-1)
					
					
					
				
			
			
			
			
				CITES status   (Ref. 108899)
			
			
				
					Not Evaluated				
			
			
			
			
			
			
				
					Not Evaluated				
			
			
			
			
			
				Threat to humans  
			
			
				
									
			
			
			
			
			
			
			
			
				Human uses  
			
			
							
			
			
				 | FishSource | 			
			
			
			
			
			
Tools
			
			
			
			
				
					More information				
				
					 Population dynamicsGrowthMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionAbundance   Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvae   PhysiologyOxygen consumption
  Human RelatedStamps, coins, misc.
  
			 
			
			
			
				Internet sources
			
			
			
			
			
				Estimates based on models
			
			
			
							
			
			
			
							
					Resilience  				
				
				
					High, minimum population doubling time less than 15 months (K=7.66-25.94).				
			
			
						
							
				
					
						Fishing Vulnerability  					
					
					
						Moderate to high vulnerability (51 of 100).					
				
						
						
			
									
						Price category  					
					
					Unknown.