Polyplacophora | 
Chitonida | 
Ischnochitonidae
			
			
			
				Environment: milieu / climate zone / εύρος βάθους / distribution range				
				
					Οικολογία				
				
			
			
				;  εύρος βάθους 0 - 20 m (Αναφ. 290).  Subtropical			
			
			
				
			
			
			
				Eastern Pacific:  Canada, USA and Mexico.
			
			
			
			
			
				Length at first maturity / Μέγεθος / Weight / Age
			
			
				Γεννητική Ωρίμανση: Lm ?  range ? - ? cm Max length : 4.4 cm TL αρσενικό/απροσδιόριστο; (Αναφ. 296)			
			
			
							
				
				
					
						Medium width girdle, with overlapping scales which are flat; larger at the valves and smaller at the margin of the girdle; deeply ridged with fine netlike sculpturing in between these ridges.  Lateral areas:  5-8 rows of prominent beading.  End valves:  Radially beaded in ridges. Color of the valves:  Olivaceous or gray; some have dark triangular blotches on the jugum.  Girdle:  Dark and light gray blotched (Ref. 296).					
				
				
						
			
			
			
			
				
					Depth based on occurrence record; to be replaced with better reference.				
			
			
			
			
			
				Life cycle and mating behavior				
					Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Eggs | Γονιμότητα | 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.				
			
			
			
			
			
				Burghardt, G. and L. Burghardt 2006 West Coast Chitons. A Gallery of Worlwide Chitons: http://home.inreach.com/burghart/wcoast.html[accessed20/01/06] (Αναφ. 296)
			
			
			
			
			
			
			
					
						IUCN Red List Status    
						 (Αναφ. 130435: Version 2025-1)
					
					
					
				
			
			
			
			
				CITES status   (Αναφ. 108899)
			
			
				
					Not Evaluated				
			
			
			
			
			
			
				
					Not Evaluated				
			
			
			
			
			
				Threat to humans  
			
			
				
									
			
			
			
			
			
			
			
			
				Human uses  
			
			
							
			
			
				 | FishSource | 			
			
			
			
			
			
Εργαλεία
			
			
			
			
				
					Περισσότερες πληροφορίες				
				
					 Τροφική ΟικολογίαFood items (preys)
Σύσταση δίαιτας
Κατανάλωση τροφής
Θηρευτές
  Population dynamicsΑύξηση
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Αφθονία
  Life cycleΑναπαραγωγήΓεννητική ΩρίμανσηΓονιμότηταΓεννοβολίαEggsEgg developmentLarvae   PhysiologyΚατανάλωση οξυγόνου
  Human RelatedStamps, coins, misc.
  				 
			 
			
			
			
				Διαδικτυακές πηγές
			
			
			
			
			
				Estimates based on models
			
			
			
									
						Preferred temperature  					
				 (Ref. 
115969): 10.4 - 18.2, mean 12.7 (based on 120 cells).			
 
			
			
			
			
			
						
							
				
					
						Fishing Vulnerability  					
					
					
						Low vulnerability (10 of 100).					
				
						
						
			
									
						Price category  					
					
					Unknown.