Japanese Mole Cricket vs Black Mayfly
Side-by-side species comparison
| Attribute | Japanese Mole Cricket | Black Mayfly |
|---|---|---|
| Scientific Name | Gryllotalpa fossor | Ephemera danica var. nigra |
| Order | Orthoptera | Ephemeroptera |
| Family | Gryllotalpidae | Ephemeridae |
| Size | 30-40 mm | 15-25 mm body |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Root Feeders | Omnivores |
| Regions | Japan, Korea | Europe |
| Conservation | Near Threatened | Least Concern |
Japanese Mole Cricket
A mole cricket native to Japan and Korea that inhabits moist soils near rivers and paddies. It is declining in some areas due to urbanization.
Did You Know?
It has become a symbol of vanishing rural landscapes in Japan and is now protected in some prefectures.
Black Mayfly
A dark color variant of the common Green Drake mayfly found in some European populations. The dark form is more prevalent in upland, acidic waters. Important for trout feeding.
Did You Know?
The dark form predominates in acidic upland streams while the typical yellow form prefers alkaline lowland rivers.