Asian Moon Scallop
NameAsian Moon Scallop
Scientific NameAmusium pleuronectes
Common NameAsian Moon Scallop, Flat Scallop, Moon Scallop
FamilyPectinidae
GenusAmusium
Speciespleuronectes
Geographic DistributionIndo-Pacific region, including Southeast Asia (e.g., Philippines, Indonesia, Malaysia, Thailand, Vietnam), and parts of northern Australia.
Average Size (mm)Up to 100-150 mm in diameter, though often smaller.
Identifying FeaturesIts nearly circular, flattened shape, relatively small auricles, and often glossy surface are key. While some *Amusium* species have very faint external ribs, the specimen in the image displays clear, rounded radial ribs and concentric growth lines. The common name 'Asian Moon Scallop' is strongly associated with *Amusium pleuronectes*.
Dietfilter-feeder
Raritycommon
Author CitationLinnaeus, 1758
Description
A bivalve mollusk shell, characterized by its nearly circular, fan-shaped form, distinct radial ribs, and reddish-brown to purplish coloration. This species is known for its relatively flat and thin shell.
