Invasive Species: Stone Moroko
*Not detected in Michigan*
Report this species:
- Or - download the MISIN smartphone app and report from your phone - MISIN.MSU.edu/tools/apps/#home.
- Yellowish-green to silver body color.
- Approximately 8 cm long.
- Superior and transverse mouth.
- Pale yellow fins, dorsal fin has darker stripe.
- Young individuals have a dark stripe along the side.
Photo courtesy of Seotaro.
Habitat: Prefer well vegetated ponds, small lakes, and small channels.
Diet: Small insects, plant material, fish, fish eggs, and planktonic crustaceans.
Native Range: East Asia.
Local Concern: Stone moroko compete with farmed fish species for food, consume native juvenile fishes, act as a vector for infectious fish diseases, and contribute to eutrophic conditions.
Potential Means of Introduction: Aquaculture release.