Gastropoda |
Trochida |
Trochidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 0 - 20 m (مرجع 349). Tropical
Western Pacific.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ?  range ? - ? cm Max length : 3.5 cm SHL جنس نر / بدون خواص جنسي; (مرجع 349); common length : 2.5 cm SHL جنس نر / بدون خواص جنسي; (مرجع 349)
Shell is small and discoidal, similar to Umbonium elegans but the surface is sculptured with fine concentric grooves. The umbilicus is smaller and less inflated and the color may vary but is mainly dark greenish-grey with yellow streaks and pink sutures. The umbilicus is dark brown to black and the aperture is nacreous green.
Found in open coasts. Occurs at the low tide mark (Ref. 349).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Members of the order Archaeogastropoda are mostly gonochoric and broadcast spawners. Life cycle: Embryos develop into planktonic trocophore larvae and later into juvenile veligers before becoming fully grown adults.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Poutiers, J.M. 1998. (مرجع 349)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2024-2)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
Not Evaluated
خطر برای انسان ها
Harmless
استفاده انسانی
| FishSource |
ابزارها
اطلاعات بيشتر
Trophic EcologyFood items (preys)
تركيب غذايي
مصرف غذايي
شکارچیان
Population dynamicsرشدMax. ages / sizesLength-weight rel.Length-length rel.نوسانات طولیMass conversionفراواني Life cycleتولید مثلبلوغFecundityتخم ریزیEggsنمو تخمLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models
Preferred temperature
(Ref.
115969): 14.5 - 26.5, mean 21.6 (based on 296 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
طبقه قيمت
Unknown.