Grannom Caddisfly vs Giant Click Beetle
Side-by-side species comparison
| Attribute | Grannom Caddisfly | Giant Click Beetle |
|---|---|---|
| Scientific Name | Brachycentrus subnubilus | Oxynopterus mucronatus |
| Order | Trichoptera | Coleoptera |
| Family | Brachycentridae | Elateridae |
| Size | 8-12 mm | 40-65 mm |
| Habitat | Rivers & Streams | Forests |
| Diet | Detritivores | Detritivores |
| Regions | Europe | Malaysia, Indonesia, Borneo |
| Conservation | Least Concern | Not Evaluated |
Grannom Caddisfly
A small dark caddisfly that produces massive spring hatches on European rivers. Larvae build distinctive square-sectioned cases from silk and plant fibers.
Did You Know?
Grannom hatches are so dense on some rivers that local people historically swept up mounds of dead adults to use as fertilizer.
Giant Click Beetle
One of the largest click beetles in Asia with dramatic pectinate antennae in males. It can launch itself into the air with an audible click when flipped over.
Did You Know?
Its spectacular fan-shaped antennae are used to detect female pheromones from great distances.