Finger-net Caddisfly vs Black Forest Ground Beetle
Side-by-side species comparison
| Attribute | Finger-net Caddisfly | Black Forest Ground Beetle |
|---|---|---|
| Scientific Name | Philopotamus montanus | Pterostichus niger |
| Order | Trichoptera | Coleoptera |
| Family | Philopotamidae | Carabidae |
| Size | 10-14 mm | 16–24 mm |
| Habitat | Rivers & Streams | Woodlands |
| Diet | Omnivores | Omnivores |
| Regions | Europe | Europe, Northern Asia |
| Conservation | Least Concern | Least Concern |
Finger-net Caddisfly
A medium caddisfly with golden-brown wings. Larvae spin finger-shaped silken nets in fast-flowing water to capture ultrafine particles of organic matter.
Did You Know?
Its silk nets have an incredibly fine mesh, filtering particles as small as one micrometer.
Black Forest Ground Beetle
A large jet-black ground beetle common in European forests and damp woodlands. It is one of the largest Pterostichus species in its range.
Did You Know?
Despite being flightless, it can cover surprisingly large distances on foot during its nightly foraging walks.