Bivalvia |
Venerida |
Cyrenidae
Environment: milieu / climate zone / пределы глубины / distribution range
экология
. Tropical
Western Central Atlantic: Southern Caribbean and northern South America.
Length at first maturity / Size / Weight / Возраст
половая зрелость: Lm ? range ? - ? cmCommon length : 4.0 cm TL самец/пол неопределен; (ссылка 344)
Shell outline subtriangular, as high as long, inflated, heavy, slightly pointed posteriorly. Sculpture of well-defined concentric threads. Hinge with 3 cardinal teeth situated under umbo; 1 anterior and 1 posterior lateral tooth. Lateral teeth smooth. Ligament long, narrow. Periostracum with minute scales, fuzzy. Colour: externally cream-white, sometimes tinged with purple or grey, internally white often stained with purple and frequently with darker radial stripes at both ends; periostracum pale or dark brown.
Infaunal in mud or sandy-mud in estuaries, mangrove swamps and coastal lagoons (Ref. 344).
Life cycle and mating behavior
половая зрелость | размножение | нерест | 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.
Основная ссылка
ссылки | координатор | соавторы
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. (ссылка 344)
Статус Красного Списка МСОП
(ссылка 130435: Version 2025-1)
Статус СИТЕС (ссылка 108899)
Not Evaluated
CMS (ссылка 116361)
Not Evaluated
Угроза для людей
Harmless
Использование человеком
рыболовство: коммерческий
| FishSource |
инструменты
дополнительная информация
Trophic EcologyFood items (preys)
состав пищи
потребление пищи
хищники
Population dynamicsрост
Max. ages / sizes
Length-weight rel.
Length-length rel.
Размерный состав
Mass conversion
численность
Life cycleразмножениеполовая зрелостьFecundityнерестEggsРазвитие икрыLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
ресурсы в Интернет
Estimates based on models
Категория цены
Unknown.
