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Tridacna crocea   Lamarck, 1819

crocus giant clam

Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Tridacna crocea   AquaMaps   Data sources: GBIF OBIS
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Image of Tridacna crocea (crocus giant clam)
Tridacna crocea
Picture by Batoy, Corazon B.

Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Bivalvia | Veneroida | Cardiidae

Environment / Climate / Range Ecology

Benthic; depth range 0 - 20 m (Ref. 348), usually 0 - 20 m (Ref. 75831).  Tropical; 23°C - 30°C (Ref. 102835); 31°N - 30°S, 92°E - 178°W (Ref. 106696)

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Indo-West Pacific: from Andaman Islands to Fiji Islands; north to Japan and south to New Caledonia and Queensland.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 15.0 cm SHL male/unsexed; (Ref. 348); common length : 11.0 cm SHL male/unsexed; (Ref. 348)

Short description Morphology

The valves are greyish white, often fringed with orange or yellow both inside and out. They are triangularly ovate in shape. Mantle coloration is predominantly blue but shows great variability.

Biology     Glossary (e.g. epibenthic)

Found in intertidal areas on corals (Ref. 75831). Life cycle: Embryos develop into free-swimming trocophore larvae, succeeded by the bivalve veliger, resembling a miniature clam (Ref. 833).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Life cycle: Embryos develop into free-swimming trocophore larvae, succeeded by the bivalve veliger, resembling a miniature clam (Ref. 833).

Main reference References | Coordinator | Collaborators

Poutiers, J.M. 1998. (Ref. 348)

IUCN Red List Status (Ref. 115185)

CITES status (Ref. 108899)

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless

Human uses

Fisheries: commercial
FAO(Aquaculture: production; | FisheriesWiki |

More information

Common names
Synonyms
Predators
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance
References
Mass conversion

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(; publication : search) | GenBank (genome, nucleotide) | GloBI | GOBASE | Google Books | Google Scholar | Google | ispecies | PubMed | Scirus | Tree of Life | uBio | uBio RSS | Wikipedia (Go, Search) | Zoological Record

Estimates of some properties based on models

Vulnerability (Ref. 71543)
Low vulnerability (10 of 100)
Price category (Ref. 80766)
Unknown