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Argopecten irradians   (Lamarck, 1819)

Atlantic bay scallop

Native range
Reviewed map
Argopecten irradians   AquaMaps   Data sources: GBIF OBIS
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Argopecten irradians
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Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Bivalvia | Ostreoida | Pectinidae

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

Benthic; depth range 0 - 20 m (Ref. 83435), usually ? - 10 m (Ref. 113981).  Tropical; 24°C - 26°C (Ref. 113981), preferred 20°C (Ref. 107945); 45°N - 8°N, 98°W - 66°W

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Western Atlantic: Argopecten irradians irradians, Argopecten irradians concentricus, Argopecten irradians amplicostatus. Introduced in Canada and China.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 7.5 cm male/unsexed; (Ref. 83435); common length : 7.5 cm TL male/unsexed; (Ref. 344); max. reported age: 2 years (Ref. 8702)

Short description Morphology

Shell valves convex, upper valve less convex than more inflated lower valve. Surface sculpture of 19 to 21 strong, squarish ribs. Hinge with wing-like projections of about same size. Colour: lower valve light, usually whitish, upper valve dark brown to dark grey with darker markings.

Biology     Glossary (e.g. epibenthic)

Average life span of 20 to 26 months. Form beds on sandy, eelgrass or other seagrass bottoms (Ref. 344). Spawns after 1 year of age, during mass-spawning events that take place almost always in July (Ref. 344).

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

Spawns after 1 year of age, during mass-spawning events that take place almost always in July (Ref. 344).

Main reference References | Coordinator | Collaborators

Leal, J.H. 2003. (Ref. 344)

IUCN Red List Status (Ref. 115185)

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses

Fisheries: commercial; aquaculture: commercial
FAO(fisheries: production) | FishSource | Sea Around Us

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(fisheries: ; 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

Preferred temperature (Ref. 115969): 9.7 - 12.7, mean 11.7 (based on 22 cells).
Price category (Ref. 80766)
Low