Polyplacophora |
Chitonida |
Ischnochitonidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
. Subtropical
Western Pacific: Japan, south to the Philippines.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ?  range ? - ? cm Max length : 2.5 cm TL جنس نر / بدون خواص جنسي; (مرجع 283)
Valves broad; mostly light grayish brown; variously blotched with white, cream, pink, reddish chestnut or blackish brown; some specimens are olive colored mottled with white. Valve surface microgranulose, sculptured with numerous weak, glossy, radiating riblets. Girdle scaly and colored in alternating yellowish and grayish or brownish bands.
Found from intertidal to 50 m, on rocks and gravel (Ref. 75835). Also found under stones, just before Sargassum sp. (Ref. 128661).
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 Selected Chitons of Asia, Japan and Pacific region. A Gallery of Worldwide Chitons: http://home.inreach.com/burghart/asia.html[accessed20/01/06] (مرجع 283)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2025-1)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
Not Evaluated
خطر برای انسان ها
Harmless
استفاده انسانی
| FishSource |
ابزارها
اطلاعات بيشتر
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
Fishing Vulnerability
Low vulnerability (10 of 100).
طبقه قيمت
Unknown.