Malacostraca | 
Decapoda | 
Calappidae
			
			
			
				Environment: milieu / climate zone / depth range / distribution range				
				
					Ecology				
				
			
			
				Benthic; depth range 0 - 100 m (Ref. 343).  Tropical			
			
			
				
			
			
			
				Indo-Pacific.
			
			
			
			
			
				Length at first maturity / Size / Weight / Age
			
			
				Maturity: Lm ?  range ? - ? cm Max length : 12.0 cm CW male/unsexed; (Ref. 343)			
			
			
							
				
				
					
						The two thick and strong chelipeds are similar in size. The movable fingers differ in forms and functions. Body is brownish-red, with distinct dark red spots on the chelae. A dark red ring is present around the eyes. Anterolateral margin of the carapace granulated. Posterolateral and posterior margins bear around 15 shape teeth.					
				
				
						
			
			
			
			
				
					Minimum depth from Ref. 99823. Subtidal (Ref. 106854).  Occurs in sandy to slightly muddy substrates.  Subtropical and tropical climates (Ref. 343).  During the day, it buries itself, leaving only the eyes above the substratum. Forages as night. Feeds mainly on mollusks (Ref. 125532).				
			
			
			
			
			
				Life cycle and mating behavior				
					Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae				
			
			
				
					Members of the order Decapoda are mostly gonochoric.  Mating behavior:  Precopulatory courtship ritual is common (through olfactory and tactile cues); usually indirect sperm transfer.				
			
			
			
			
			
				Ng, P.K.L. 1998 Crabs. p. 1045-1155. In K.E. Carpenter and V.H. Niem (eds) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Volume 2. Cephalopods, crustaceans, holothurians and sharks. Rome, FAO. 1998. pp. 687-1396. (Ref. 343)
			
			
			
			
			
			
			
					
						IUCN Red List Status    
						 (Ref. 130435: Version 2025-1)
					
					
					
				
			
			
			
			
				CITES status   (Ref. 108899)
			
			
				
					Not Evaluated				
			
			
			
			
			
			
				
					Not Evaluated				
			
			
			
			
			
				Threat to humans  
			
			
				
					  Harmless				
			
			
			
			
			
			
			
			
				Human uses  
			
			
							
			
			
				 | FishSource | 			
			
			
			
			
			
Tools
			
			
			
			
				
					More information				
				
					 Trophic EcologyFood items (preys)
Diet composition
Food consumption
Predators
  Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvae   PhysiologyOxygen consumption
  Human RelatedStamps, coins, misc.
  
			 
			
			
			
				Internet sources
			
			
			
			
			
				Estimates based on models
			
			
			
									
						Preferred temperature  					
				 (Ref. 
115969): 22.3 - 29.1, mean 28 (based on 1902 cells).			
 
			
			
			
			
			
						
							
				
					
						Fishing Vulnerability  					
					
					
						Low vulnerability (10 of 100).					
				
						
						
			
									
						Price category  					
					
					Unknown.