Finger-net Caddisfly vs October Caddis
Side-by-side species comparison
| Attribute | Finger-net Caddisfly | October Caddis |
|---|---|---|
| Scientific Name | Philopotamus montanus | Dicosmoecus gilvipes |
| Order | Trichoptera | Trichoptera |
| Family | Philopotamidae | Limnephilidae |
| Size | 10-14 mm | 20-28 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Omnivores | Herbivores |
| Regions | Europe | North America |
| 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.
October Caddis
A large orange-bodied caddisfly that hatches in autumn on western North American rivers. It is one of the most important late-season food sources for steelhead and salmon.
Did You Know?
October caddis larvae build massive cases from pebbles and can be so abundant that they visibly alter the streambed substrate.