Malacostraca | 
Decapoda | 
Portunidae
			
			
			
				Environment: milieu / climate zone / depth range / distribution range				
				
					Ecology				
				
			
			
				Benthopelagic; brackish; depth range 0 - 51 m (Ref. 74519), usually 0 - 30 m (Ref. 106819).  Tropical; 30°N -   31°S, 29°E -   154°W			
			
			
				
			
			
			
				Indo-Pacific.  Introduced in the Atlantic and the Mediterranean Sea.  Subtropical to tropical.
			
			
			
			
			
				Length at first maturity / Size / Weight / Age
			
			
				Maturity: Lm ?, range 4 - ? cm Max length : 7.9 cm CW male/unsexed; (Ref. 77880); 7.7 cm CW (female); common length : 4.7 cm CW male/unsexed; (Ref. 93549); max. reported age: 3.00 years (Ref. 108232)			
			
			
						
			
			
			
			
				
					Pref min-pref max estimated.  Assumed common length range:  3.62 to 4.7 cm CW (Ref. 93549). Benthopelagic (Ref. 97531).  Prefers soft bottoms (Ref. 103831), with sandy to muddy substrates (Ref. 106287).  Found on rocky coast and on coral reefs (Ref. 121712).  Intertidal, found under rocks and stones and among live corals (Ref. 95903); also on rubble (Ref. 97531).  Also found in an estuary-bay complex (Ref. 121721) as well as on the roots of the mangrove Rhizophora mangle (Ref. 103831) and the seagrass Halophila stipulacea (Ref. 119437).				
			
			
			
			
			
			
				
					Mating behavior:  Precopulatory courtship ritual is common (through olfactory and tactile cues); usually indirect sperm transfer (Ref. 833).				
			
			
			
			
			
				Benson, A.J., P.L. Fuller and C.C. Jacono 2001 Summary Report of Ninindigenous Aquatic Species in U.S. Fish and Wildlife Service Region 4. U.S. Geological Survey Florida Caribbean Science Center. (Ref. 8125)
			
			
			
			
			
			
			
					
						IUCN Red List Status    
						 (Ref. 130435: Version 2025-1)
					
					
					
				
			
			
			
			
				CITES status   (Ref. 108899)
			
			
				
					Not Evaluated				
			
			
			
			
			
			
				
					Not Evaluated				
			
			
			
			
			
				Threat to humans  
			
			
				
									
			
			
			
			
			
			
			
			
				Human uses  
			
			
				Fisheries: commercial			
			
			
				 | FishSource | 			
			
			
			
			
			
Tools
			
			
			
			
				
					More information				
				
					 PhysiologyOxygen consumption
  Human RelatedStamps, coins, misc.
  				 
			 
			
			
			
				Internet sources
			
			
			
			
			
				Estimates based on models
			
			
			
									
						Preferred temperature  					
				 (Ref. 
115969): 24.6 - 29, mean 28 (based on 1914 cells).			
 
			
			
			
			
			
						
							
				
					
						Fishing Vulnerability  					
					
					
						Low vulnerability (16 of 100).					
				
						
						
			
									
						Price category  					
					
					Unknown.