Malacostraca | 
Decapoda | 
Cheiragonidae
			
			
			
				Environment: milieu / climate zone / depth range / distribution range				
				
					Ecology				
				
			
			
				Benthic; depth range 30 - 300 m (Ref. 113219).  Temperate, preferred 7°C (Ref. 107945); 60°N -   35°N, 127°E -   150°W			
			
			
				
			
			
			
				Northern Pacific. From east coast of Korea, Japan and Kamchatka peninsula to Aleutian Islands and Cook Inlet, Gulf of Alaska.  Temperate to boreal.
			
			
			
			
			
				Length at first maturity / Size / Weight / Age
			
			
				Maturity: Lm ?  range ? - ? cm			
			
			
						
			
			
			
			
				
					Maximum depth from Ref. 104115. Adults live on the sand seafloor (Ref. 106884).  Inhabits silty bottoms (Ref. 113219).  Exhibits cannibalism (Ref. 101157).				
			
			
			
			
			
				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.  				
			
			
			
			
			
				Bisby, F.A., M.A. Ruggiero, K.L. Wilson, M. Cachuela-Palacio, S.W. Kimani, Y.R. Roskov, A. Soulier-Perkins and J. van Hertum 2005 Species 2000 & ITIS Catalogue of Life: 2005 Annual Checklist. CD-ROM; Species 2000: Reading, U.K. (Ref. 19)
			
			
			
			
			
			
			
					
						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: landings | FishSource | Sea Around Us			
			
			
			
			
			
Tools
			
			
			
			
				
					More information				
				
					 Population dynamicsGrowth
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundance
  Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvae   PhysiologyOxygen consumption
  Human RelatedStamps, coins, misc.
  
			 
			
			
			
				Internet sources
			
			
			
			
			
				Estimates based on models
			
			
			
									
						Preferred temperature  					
				 (Ref. 
115969): 0.7 - 13.8, mean 2.4 (based on 62 cells).			
 
			
			
			
			
			
						
						
							
					
						Climate Vulnerability  					
					
					Moderate vulnerability (38 of 100).				
						
			
			
			
				Nutrients  :  Calcium = 109 [35, 184]  mg/100g; Iron = 1.59 [1.21, 1.97]  mg/100g; Protein = 20.2 [19.2, 21.3] %; Omega3 = 0.285 [0.185, 0.386]  g/100g; Selenium = 48.3 [-31.7, 128.3]  μg/100g; VitaminA = 0 μg/100g; Zinc = 1.79 [1.17, 2.40]  mg/100g (wet weight); based on 
nutrient studies.