Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; estuarina; intervalo de profundidade 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 / Tamanho / Peso / Idade
Maturity: Lm ?, range 2 - 2.1 cm Max length : 9.0 cm SHL macho/indeterminado; (Ref. 348); common length : 6.0 cm SHL macho/indeterminado; (Ref. 348); Idade máx. registada: 12 anos (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).
Life cycle and mating behavior
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
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.
Poutiers, J.M. 1998. (Ref. 348)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2024-1)
Categoria CITES (Ref. 108899)
Not Evaluated
Not Evaluated
Ameaça para o homem
Harmless
Utilização humana
Pescarias: espécies comerciais
FAO - Aquacultura: produção; pescarias: landings, perfil da espécie | FishSource | Sea Around Us
Ferramentas
Fontes da internet
Estimates based on models
Preferred temperature
(Ref.
115969): 21.8 - 29.3, mean 28.4 (based on 3701 cells).
Resiliência
Elevada, tempo mínimo de duplicação da população menor que 15 meses (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.
Vulnerabilidade
Low to moderate vulnerability (28 of 100).