Indian Dobsonfly vs Japanese Alderfly
Side-by-side species comparison
| Attribute | Indian Dobsonfly | Japanese Alderfly |
|---|---|---|
| Scientific Name | Nevromus testaceus | Sialis japonica |
| Order | Megaloptera | Megaloptera |
| Family | Corydalidae | Sialidae |
| Size | 35-50 mm wingspan | 15-25 mm wingspan |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Predators | Predators |
| Regions | South Asia | Japan, East Asia |
| Conservation | Data Deficient | Least Concern |
Indian Dobsonfly
A medium-sized dobsonfly found in hill streams of the Indian subcontinent. Larvae live under rocks in well-oxygenated rapids.
Did You Know?
It is one of the few megalopteran species found in tropical South Asia.
Japanese Alderfly
A medium-sized alderfly found in ponds and slow streams across Japan. It is one of the most common megalopterans in East Asian lowland waters.
Did You Know?
It is one of the few megalopterans adapted to living in rice paddy fields.