Malacostraca | 
Decapoda | 
Palaemonidae
			
			
			
				Environment: milieu / climate zone / djupintervall / distribution range				
				
					Ekologi				
				
			
			
				.  Tropical			
			
			
				
			
			
			
				Western Pacific:  Hong Kong, Singapore, Australia, and Marshall Islands.
			
			
			
			
			
				Length at first maturity / Size / Weight / Age
			
			
				Könsmognad: Lm ?  range ? - ? cm			
			
			
							
				
				
					
						Small, with a body length of 1 to 2 cm. Color varies with the host:  from bright to dark red, and purple to almost black, with seven fine longitudinal white lines. Rostrum is straight, with four to five dorsal teeth. Ventral teeth absent.					
				
				
						
			
			
			
			
				
					Found clinging to the spines of sea urchins, with claws normally extended in parallel with the body (Ref. 125532).				
			
			
			
			
			
				Life cycle and mating behavior				
					Könsmognad | Reproduktion | Lek | 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.  				
			
			
			
			
			
				Yeo, D.C.J., T. Swee Hee and P.K.L. Ng 2008 Horseshoe crabs (Phylum Arthropoda: Subphylum Chelicerata: Class Merostomata) and Decapod crustaceans (Phylum Arthropoda: Subphylum Crustacea: Order Decapoda). In pp. 110-128, 259-262, Davison, G.W.H.; Ng, P.K.L.; Ho, H.C., 2008. The Singapore Red Data Book: Threatened plants and animals of Singapore. Singapore: The Nature Society, 285pp. (Ref. 85383)
			
			
			
			
			
			
			
					
						IUCN Red List Status    
						 (Ref. 130435: Version 2025-1)
					
					
					
				
			
			
			
			
				CITES status   (Ref. 108899)
			
			
				
					Not Evaluated				
			
			
			
			
			
			
				
					Not Evaluated				
			
			
			
			
			
				Threat to humans  
			
			
				
									
			
			
			
			
			
			
			
			
				Human uses  
			
			
							
			
			
				 | FishSource | 			
			
			
			
			
			
Verktyg
			
			
			
			
				
					Ytterligare information				
				
					 Trophic EcologyFood items (preys)
Födosammansättning
Födointag
Predatorer
  Population dynamicsTillväxt
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundans
  PhysiologySyreförbrukning
  Human RelatedStamps, coins, misc.
  
			 
			
			
			
				Internet-källor
			
			
			
			
			
				Estimates based on models