Bivalvia |
Arcida |
Glycymerididae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 5 - 50 m (مرجع 348). Tropical
Indo-West Pacific: from Indonesia to Tonga Islands, north to Japan, and south to central Queensland and New Caledonia.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ?  range ? - ? cm Max length : 7.5 cm SHL جنس نر / بدون خواص جنسي; (مرجع 348); common length : 4.0 cm SHL جنس نر / بدون خواص جنسي; (مرجع 348)
Shell rounded-subquadrate in outline, moderately inflated, slightly inequilateral, with rounded anterior and obtusely pointed posterior margin. Umbones not very prominent, slightly opisthogyrate and in front of midline of valves. External sculpture weak, with very low, rounded radial undulations and fine grooves, crossed by numerous, small concentric marks. Periostracum conspicuous, densely set with fine and short, dark brown hair. Colour: outside of shell brown, with irregular whitish flecks on the umbones and posterior third of valves. Posterodorsal margin often more or less tinged blackish brown. Interior white, variably tinged with purplish brown posteriorly.
In sublittoral muddy-sand bottoms (Ref. 348).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Members of the class Bivalvia are mostly gonochoric, some are protandric hermaphrodites. Life cycle: Embryos develop into free-swimming trocophore larvae, succeeded by the bivalve veliger, resembling a miniature clam.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Poutiers, J.M. 1998 Bivalves. Acephala, Lamellibranchia, Pelecypoda. p. 123-362. In Carpenter, K. E. and V. H. Niem. 1998. FAO species identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Volume 1. Seaweeds, corals, bivalves, and gastropods. Rome, FAO. (مرجع 348)
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
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): 24.7 - 29.1, mean 28.3 (based on 944 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
طبقه قيمت
Unknown.