Bivalvia |
Arcida |
Arcidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 0 - 140 m (مرجع 83435). Tropical; 70°N - 34°S, 98°W - 2°E
Atlantic Ocean.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - 5 cm Max length : 10.0 cm SHL جنس نر / بدون خواص جنسي; (مرجع 344)
Diagnostic features: Shell rectangular, elongate (twice as long as wide), equivalve. Sculpture of about 20 to 30 irregular radial ribs, and fine concentric threads that cross-ribs and interspaces. Byssal gap present opposite to hinge, moderately narrow. Hinge long. Colour: creamy white, streaked with reddish to dark brown wavy bands. Periostracum brown and dense on fresh shells, covering colour pattern almost completely (Ref. 344).
Maximum size reported in Malacolog database was 9 cm in length (Ref. 83435). Epibiotic (Ref. 104365). It is found attached to the underside of rocks and coral heads by byssus (Ref. 344). Commonly forms dense beds on rocky bottoms at depths of 1 and 20 m (Ref. 121800)
Life cycle: Embryos develop into free-swimming trocophore larvae, succeeded by the bivalve veliger, resembling a miniature clam (Ref. 833).
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Leal, J.H. 2003 Bivalves. p. 25-98. In Carpenter, K.E. (ed.). The living marine resources of the Western Central Atlantic. Volume 1: Introduction, molluscs, crustaceans, hagfishes, sharks, batoid fishes, and chimaeras. FAO Species Identification Guide for Fishery Purposes and American Society of Ichthyologists and Herpetologists Special Publication No. 5. 1600p. (مرجع 344)
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
ماهي گيري – شيلات: تجاري
| FishSource |
ابزارها
اطلاعات بيشتر
Trophic EcologyFood items (preys)تركيب غذاييمصرف غذاييشکارچیان PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models
Preferred temperature
(Ref.
115969): 16.1 - 27.8, mean 25 (based on 628 cells).
جهندگی
زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (K=1.2).
Fishing Vulnerability
Low vulnerability (10 of 100).
