Bivalvia |
Cardiida |
Donacidae
Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
; गहराई सीमा 0 - 1 m (संदर्भ 83435). Tropical
Western Atlantic: Caribbean to Brazil.
Length at first maturity / आकार / Weight / Age
परिपक्व अवधि: Lm ?  range ? - ? cm Max length : 1.8 cm DL पुल्लिंग / अलिंग; (संदर्भ 83435); common length : 2.5 cm TL पुल्लिंग / अलिंग; (संदर्भ 344); अधिकतम सूचित उम्र: 2.00 वर्षो (संदर्भ 8702)
Shell wedge-shaped, inflated. Posterior slope with 2 curved ridges. Surface sculpture consisting of fine radial grooves of microscopic pinpoints. Colour: variable, usually brown, yellowish or purple, with rays of darker hues (Ref. 344).
Assumed total length is 2.5 cm (Ref. 344). Maximum depth from Ref. 104365. Found on beach and shoreline (Ref. 104365). Infaunal in shallow sand, usually in environments rich in particulate organic matter (Ref. 344).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | 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.
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. (संदर्भ 344)
IUCN Red List Status
(संदर्भ 130435: Version 2025-1)
CITES status (संदर्भ 108899)
Not Evaluated
CMS (संदर्भ 116361)
Not Evaluated
Threat to humans
Human uses
| FishSource |
साधन
अधिक जानकारी
Trophic EcologyFood items (preys)
संघटक आहार
आहार खपत
परभक्षी
Life cycleपुनरुत्पत्तिपरिपक्व अवधिFecundityमछलीऔ का अंडे देनाEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
इंटरनेट स्रोत
Estimates based on models
Preferred temperature
(Ref.
115969): 27 - 28.3, mean 27.5 (based on 307 cells).
लौटाव
ऊंचा, न्यूनतम जनसंख्या दुगनी समय अवलागत 15 महीने। (K=0.43-1.79; tmax=2).
Fishing Vulnerability
Low vulnerability (10 of 100).