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Geukensia demissa   (Dillwyn, 1817)

ribbed mussel
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Image of Geukensia demissa (ribbed mussel)
Picture by Harvey-Clark, Chris

Classification Common names | Synonyms | CoL | ITIS | WoRMS

Bivalvia | Mytiloida | Mytilidae

Main reference References | Biblio | Coordinator | Collaborators

Harvey-Clark, C. 1997. (Ref. 7726)

Size / Weight / Age

Max length : 12.0 cm TL male/unsexed; (Ref. 7726)

Environment

Benthic; depth range 0 - 0 m (Ref. 83435)

Climate / Range

Tropical; 49°N - 30°N, 80°W - 65°W (Ref. 3446)

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Western Atlantic and Eastern Pacific.

Biology     Glossary (e.g. epibenthic)

Western Central Atlantic; Northwest Atlantic: Canada to northeastern Florida; Gulf of Mexico; introduced to California. 8 cm, total length. It lives attached to hard substrates intertidally or at shallow subtidal depths. Diagnostic features: Shell mussel-shaped, thin but strong. Shell margins crenulated. Sculpture of strong, numerous, bifurcating radial ribs, weaker on anteroventral area. Hinge teeth absent. Colour: externally variable, usually yellowish brown, greenish brown, or dark brown, internally bluish white with posterior end (rounded area) purplish (Ref. 271). It lives attached to hard substrates intertidally or at shallow subtidal depths (Ref. 271). 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 (Ref. 833).

IUCN Red List Status (Ref. 114614)

   

CITES status (Ref. 94142)

Not Evaluated

Threat to humans

Human uses

Fisheries: commercial
| FisheriesWiki |

More information

Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items
Common names
Synonyms
Predators
Reproduction
Maturity
Spawning
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance

Internet sources

BHL | BOLD Systems | Check for other websites | Check FishWatcher | CISTI | DiscoverLife | FAO(Publication : search) | GenBank (genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | ispecies | PubMed | Scirus | FishBase | Tree of Life | uBio | uBio RSS | Wikipedia (Go, Search) | Zoological Record

Estimation of some characteristics with mathematical models

Vulnerability (Ref. 71543)
Low to moderate vulnerability (32 of 100)
Price category (Ref. 80766)
Medium