Western Fishfly vs Japanese Genji Firefly
Side-by-side species comparison
| Attribute | Western Fishfly | Japanese Genji Firefly |
|---|---|---|
| Scientific Name | Neohermes filicornis | Luciola cruciata |
| Order | Megaloptera | Coleoptera |
| Family | Corydalidae | Lampyridae |
| Size | 40-55 mm wingspan | 12-18 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Predators | Omnivores |
| Regions | Western North America | Japan |
| Conservation | Least Concern | Vulnerable |
Western Fishfly
A western North American fishfly with feathery antennae and brownish wings. Adults are attracted to lights near streams where their larvae develop.
Did You Know?
Fishflies are distinguished from dobsonflies by their feathery antennae and lack of massive mandibles in males.
Japanese Genji Firefly
An aquatic-larval firefly revered in Japanese culture, found near clean streams. It is one of the few fireflies whose larvae develop entirely in freshwater.
Did You Know?
Annual firefly-viewing festivals called hotarugari have been held in Japan for over a thousand years in honor of this species.