Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
экология
; солоноватоводный; пределы глубины 0 - 20 m (Ref. 101198). Tropical, preferred 27°C (Ref. 107945); 46°N - 39°S, 26°E - 134°W (Ref. 106948)
Indo-Pacific.
Length at first maturity / Size / Вес / Возраст
Maturity: Lm ?, range 2 - 2.1 cm Max length : 9.0 cm SHL самец/пол неопределен; (Ref. 348); common length : 6.0 cm SHL самец/пол неопределен; (Ref. 348); наибольший возраст (опубликованны данные): 12 годы (Ref. 126573)
Shell equivalve, thick and solid, ovate, strongly inflated, slightly longer than high and feebly inequilateral. Umbones strongly protruding, cardinal area rather large. About 18 radial ribs (15 to 20) with wide interstices at each valve; ribs stout and distinctly rugose, bearing regular, often rectangular nodules. Periostracum rather thin and smooth. Internal margins with strong crenulations corresponding with the external radial ribs. No byssal gape. Colour: outside of shell white under the yellowish brown periostracum. Inner side white, often tinged yellow towards the umbonal cavity.
This represents the most important commercial ark (Ref. 348).
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
Poutiers, J.M. 1998. (Ref. 348)
Статус Красного Списка МСОП (Ref. 130435: Version 2024-1)
Статус СИТЕС (Ref. 108899)
Not Evaluated
Not Evaluated
Угроза для людей
Harmless
Использование человеком
рыболовство: коммерческий
FAO - аквакультура (рыбоводство): production; рыболовство: landings, Видовой профиль | FishSource | Sea Around Us
инструменты
дополнительная информация
ресурсы в Интернет
Estimates based on models
Preferred temperature
(Ref.
115969): 21.8 - 29.3, mean 28.4 (based on 3701 cells).
устойчивость к внешним воздействиям
высокий, минимальное время удвоения популяции до 15 месяцев (K=0.54-4.34; tm=0.6; tmax=12).
Prior r = 0.85, 95% CL = 0.56 - 1.28, Based on 2 data-limited stock assessments.
Уязвимость
Low to moderate vulnerability (28 of 100).