Field marks
Large, inflated shell with about 42–48 radial ribs; hairy brown periostracum; red blood
- Size
- Shell length up to 10 cm
- Habitat
- Subtidal soft mud or muddy sand, from a few to tens of metres
- Distribution
- Bohai, Yellow and East China Seas
- Diet
- Filter feeder
- Counted in
- individuals
- Notes
- Sold as akagai or bloody clam
Profile compiled from common references; awaiting expert review.
Same family
Other species in Arcidae
Observations