Polyplacophora |
Callochitonida |
Callochitonidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
. Temperate
Northwest Atlantic and Eastern Pacific: USA and Mexico.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - ? cm Max length : 5.1 cm TL جنس نر / بدون خواص جنسي; (مرجع 296)
Girdle: Medium wide; sandy, fleshy and thickly covered with bristles. Murco: Highly posterior. Central areas: Granulose cross ribbing with those cross ribs coming from the jugal area heavier until they meet midway the heavier cross ribs coming from the lateral areas. Lateral areas: Broad-ribbed. Color of valves: Black with occasional white stripe down sides of dorsal ridge. Color of girdle: Cream with reddish brown hairs and granular (Ref. 296).
Habitat: Intertidal (Ref. 289); found in mid to high tide zones from Puget Sound to Mexico on rocks, in crevices or among barnacles and mussels (Ref. 312). Occurs from mid to high tide mark.
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): 9.6 - 20.2, mean 12.9 (based on 161 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
طبقه قيمت
Unknown.
