Polyplacophora | 
Chitonida | 
Chitonidae
			
			
			
				Environment: milieu / climate zone / depth range / distribution range				
				
					Ecology				
				
			
			
				Benthic.  Tropical; 22°S -   27°N, 117°E -   169°E			
			
			
				
			
			
			
				Indo-West Pacific.
			
			
			
			
			
				Length at first maturity / Size / Weight / Age
			
			
				Maturity: Lm ?  range ? - ? cm Max length : 9.0 cm BL male/unsexed; (Ref. 83505)			
			
			
						
			
			
			
			
				
					Maximum length is based on data from Australia (Ref. 83505). Seeks shelter within crevices during low tide (Ref. 101383).  Associated with Saccostrea cucculata (Ref. 2919).				
			
			
			
			
			
				Life cycle and mating behavior				
					Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae				
			
			
				
					Members of the class Polyplacophora are mostly gonochoric.  Life cycle:  Eggs hatch into lecitotrophic planktonic trocophore larvae (no veliger stage) which later metamorphose and settle on the bottom as young adults.				
			
			
			
			
			
				Schwabe, E. 2006 On a Small collection of Chitons from Papua New guinea (Mollusca: Polyplacophora). Venus 65 (1 and 2):97-112. (Ref. 2030)
			
			
			
			
			
			
			
					
						IUCN Red List Status    
						 (Ref. 130435: Version 2025-1)
					
					
					
				
			
			
			
			
				CITES status   (Ref. 108899)
			
			
				
					Not Evaluated				
			
			
			
			
			
			
				
					Not Evaluated				
			
			
			
			
			
				Threat to humans  
			
			
				
					  Harmless				
			
			
			
			
			
			
			
			
				Human uses  
			
			
				Fisheries: commercial			
			
			
				 | FishSource | Sea Around Us			
			
			
			
			
			
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
			
			
			
									
						Preferred temperature  					
				 (Ref. 
115969): 27.8 - 29.2, mean 28.6 (based on 910 cells).			
 
			
			
			
			
			
						
							
				
					
						Fishing Vulnerability  					
					
					
						Low vulnerability (10 of 100).					
				
						
						
			
									
						Price category  					
					
					Unknown.			
			
			
				Nutrients  :  Calcium = 126 [75, 177]  mg/100g; Iron = 4.79 [1.67, 7.92]  mg/100g; Protein = 16.6 [15.4, 17.8] %; Omega3 = 0.331 [0.263, 0.400]  g/100g; Selenium = 57.8 [48.5, 67.2]  μg/100g; VitaminA = 0 μg/100g; Zinc = 1.97 [0.92, 3.02]  mg/100g (wet weight); based on 
nutrient studies.