Hellgrammite vs Thai Synchronous Firefly
Side-by-side species comparison
| Attribute | Hellgrammite | Thai Synchronous Firefly |
|---|---|---|
| Scientific Name | Nigronia serricornis | Pteroptyx malaccae |
| Order | Megaloptera | Coleoptera |
| Family | Corydalidae | Lampyridae |
| Size | 40-60 mm wingspan | 5-8 mm |
| Habitat | Rivers & Streams | Wetlands |
| Diet | Predators | Predators |
| Regions | Eastern North America | Southeast Asia |
| Conservation | Least Concern | Near Threatened |
Hellgrammite
A dark-colored dobsonfly whose larvae, known as hellgrammites, are prized as fishing bait. Adults are smaller than Corydalus and have serrated antennae.
Did You Know?
Hellgrammite larvae are so effective as fishing bait that they are commercially collected and sold to anglers.
Thai Synchronous Firefly
A synchronous firefly of Southeast Asian mangroves that gathers in large congregations. Males synchronize their flashes to attract females.
Did You Know?
Their synchronous displays along Thai rivers have become major ecotourism attractions, helping fund mangrove conservation.