Indian Dobsonfly vs Smoky Alderfly
Side-by-side species comparison
| Attribute | Indian Dobsonfly | Smoky Alderfly |
|---|---|---|
| Scientific Name | Nevromus testaceus | Sialis fuliginosa |
| Order | Megaloptera | Megaloptera |
| Family | Corydalidae | Sialidae |
| Size | 35-50 mm wingspan | 12-16 mm |
| Habitat | Rivers & Streams | Ponds & Lakes |
| Diet | Predators | Omnivores |
| Regions | South Asia | Europe |
| 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.
Smoky Alderfly
A European alderfly distinguished from S. lutaria by its preference for flowing water rather than still ponds. It has dark smoky wings and a blackish body.
Did You Know?
This alderfly is a reliable indicator of clean running water and is one of the first species to disappear when streams become polluted.