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Tridacna gigas   (Linnaeus, 1758)

Giant clam

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Tridacna gigas  AquaMaps  Data sources: GBIF OBIS
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Tridacna gigas


country information

Common names: [No common name]
Occurrence:
Salinity:
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information:
National Fisheries Authority:
Occurrences: Occurrences Point map
National Database:

Common names from other countries

Classification / Names / Names Populärnamn | synonymer | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

> Cardiida () > Cardiidae (cockles)

Environment: milieu / climate zone / depth range / distribution range Ekologi

; djupintervall 0 - 35 m (Ref. 75831).   Tropical; 23°C - 30°C (Ref. 102835); 38°N - 29°S, 92°E - 178°W

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Utplanteringar

Indo-Pacific: from Myanmar then east to Wallis and Futuna, north to Japan and south to western Australia. Introduced beyond Wallis and Futuna in the Pacific.

Length at first maturity / Size / Vikt / Age

Maturity: Lm ?, range 25 - 35 cm Max length : 137 cm SHL hane/ej könsbestämd; (Ref. 99323); common length : 80.0 cm SHL hane/ej könsbestämd; (Ref. 348); publicerad maxvikt: 500.0 kg (Ref. 81839)

Short description Morfologi

It is white and fan-shaped with deep radiating ribs.

Biologi     Ordlista (t.ex. epibenthic)

Known to be the largest bivalve mollusks that exist. Exploited for its meat and shell, this species has recently become nearly extinct within an important part of its range, due to over collecting. Trials of aquaculture under progress for the restocking of reefs and local farming (Ref. 348).

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

Becomes simultaneous hermaphrodite in its later years. Spawning is seasonal, based on its northern and southern limits of distribution (Ref. 100714).

Main reference referenser | Koordinator | Medarbetare

SAUP Database. 2006. (Ref. 356)

IUCN Red List Status (Ref. 130435: Version 2024-1)

  Sårbar, se IUCNs rödlista (VU) (A2cd); Date assessed: 01 August 1996

CITES status (Ref. 108899)


CMS (Ref. 116361)

Not Evaluated

Human uses

Fiskeri: kommersiell; Vattenbruk: kommersiell
FAO - Vattenbruk: produktion; | FishSource | Sea Around Us

Verktyg

Internet-källor

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(; publication : search) | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, sök) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 24.8 - 29.3, mean 28.6 (based on 2805 cells).
Resiliens (Ref. 69278) Låg, lägsta populationsfördubblingstid 4,5-14 år (K=0.07-0.2).
Vulnerability (Ref. 71543): High to very high vulnerability (73 of 100).
Price category (Ref. 80766): Unknown.