Polyplacophora | 
Chitonida | 
Mopaliidae
			
			
			
				Environment: milieu / climate zone / تغييرات عمق / distribution range				
				
					بوم شناسي				
				
			
			
				;  تغييرات عمق 0 - 18 m (مرجع 290).  Temperate			
			
			
				
			
			
			
				Eastern Pacific:  Alaska and USA.
			
			
			
			
			
				Length at first maturity / Size / Weight / سن
			
			
				بلوغ: Lm ?  range ? - ? cm Max length : 5.1 cm TL جنس نر / بدون خواص جنسي; (مرجع 296)			
			
			
							
				
				
					
						Valve colors:  Rose, violet, light blue, green, yellow, reddish brown, orange or any combination of these.  Girdle:   Moderate width and is yellowish to light brown in color.  Girdle:  Has minute spicules interspersed with larger pointed spicules singly or in groups; there are also random coarse bristles bearing many spicules (Ref. 296).					
				
				
						
			
			
			
			
				
					Depth based on occurrence record; to be replaced with better reference. Usually found on the bottom of large rocks (Ref. 290).				
			
			
			
			
			
				Life cycle and mating behavior				
					بلوغ | تولید مثل | تخم ریزی | 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.				
			
			
			
			
				مآخذ اصلی  				
					مراجع | هماهنگ كننده | همكاران
				
			
			
				Burghardt, G. and L. Burghardt 2006 West Coast Chitons. A Gallery of Worlwide Chitons: http://home.inreach.com/burghart/wcoast.html[accessed20/01/06] (مرجع 296)
			
			
			
			
			
			
			
					
						وضعيت در فهرست قرمز IUCN    
						 (مرجع 130435: Version 2025-1)
					
					
					
				
			
			
			
			
				وضعيت از نظر سايتس   (مرجع 108899)
			
			
				
					Not Evaluated				
			
			
			
			
			
			
				
					Not Evaluated				
			
			
			
			
			
				خطر برای انسان ها  
			
			
				
									
			
			
			
			
			
			
			
			
				استفاده انسانی  
			
			
							
			
			
				 | FishSource | 			
			
			
			
			
			
ابزارها
			
			
			
			
				
					اطلاعات بيشتر				
				
					 Trophic EcologyFood items (preys)
تركيب غذايي
مصرف غذايي
شکارچیان
  Population dynamicsرشد
Max. ages / sizes
Length-weight rel.
Length-length rel.
نوسانات طولی
Mass conversion
فراواني
  Life cycleتولید مثلبلوغFecundityتخم ریزیEggsنمو  تخمLarvae   PhysiologyOxygen consumption
  Human RelatedStamps, coins, misc.
  				 
			 
			
			
			
				منابع اينترنتي
			
			
			
			
			
				Estimates based on models
			
			
			
									
						Preferred temperature  					
				 (Ref. 
115969): 7.1 - 14, mean 9.6 (based on 170 cells).			
 
			
			
			
			
			
						
							
				
					
						Fishing Vulnerability  					
					
					
						Low vulnerability (10 of 100).					
				
						
						
			
									
						طبقه قيمت  					
					
					Unknown.