Blandford Fly vs Hellgrammite
Side-by-side species comparison
| Attribute | Blandford Fly | Hellgrammite |
|---|---|---|
| Scientific Name | Simulium posticatum | Nigronia serricornis |
| Order | Diptera | Megaloptera |
| Family | Simuliidae | Corydalidae |
| Size | 2-3 mm | 40-60 mm wingspan |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Blood Feeders | Predators |
| Regions | Europe | Eastern North America |
| Conservation | Least Concern | Least Concern |
Blandford Fly
A notorious black fly that causes severe allergic reactions with its bite around the Blandford area of Dorset. Females need blood meals for egg development. Larvae develop in clean rivers.
Did You Know?
Named after Blandford Forum in Dorset where outbreaks of painful bites affect thousands of people each summer.
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.