Polyplacophora |
Chitonida |
Mopaliidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 0 - 100 m (مرجع 289). Temperate
Northeast Pacific, Atlantic ocean and Arctic Ocean: Alaska and USA. Temperate to polar.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ?  range ? - ? cm Max length : 6.0 cm TL جنس نر / بدون خواص جنسي; (مرجع 289)
Depth: Intertidal to 100 m. Habitat: On rocks (Ref. 289). Body: Oval; with the valves nearly covered by a brown skin continued upward from the girdle, but their outlines are plainly visible through this integument. Small exposed portion of each median valve: Broadly heart-shaped and situated at the posterior margin of each valve; it is sculptured with strong concentric grooves and a more or less distinct granulation. Girdle: Thin, smooth with sparsely scattered small bunches of hairs (Ref. 297). Known to occur on bathyal, infralittoral and circalittoral of the Gulf and estuary (Ref. 87872).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Sexes are separate but they are indistinguishable externally. Fertilization is external and usually the eggs are shed into the water.
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): 0.2 - 9.1, mean 2.2 (based on 1202 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
طبقه قيمت
Unknown.