Bivalvia |
Arcida |
Arcidae
Environment: milieu / climate zone / গভীরতার পরিসীমা / distribution range
বাস্তুসংস্থান
; গভীরতার পরিসীমা 0 - 140 m (সূত্র 83435). Tropical; 70°N - 34°S, 98°W - 2°E
Atlantic Ocean.
Length at first maturity / আকৃতি / Weight / Age
পরিপক্কতা : Lm ? range ? - 5 cm Max length : 10.0 cm SHL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (সূত্র 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).
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. (সূত্র 344)
IUCN Red List Status
(সূত্র 130435: Version 2025-1)
CITES status (সূত্র 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
মৎস্য: বাণিজ্যিক
| FishSource |
হাতিয়ার
আরো তথ্য
Physiologyঅম্লজান ব্যবহার
Human RelatedStamps, coins, misc.
ইন্টারনেট সুত্র
Estimates based on models
Preferred temperature
(Ref.
115969): 16.1 - 27.8, mean 25 (based on 628 cells).
স্থিতিস্থাপক
উচ্চ, সর্বনিম্ন প্রজন দ্বিগুনের সময় ১৫ মাস (K=1.2).
Fishing Vulnerability
Low vulnerability (10 of 100).
