October Caddis vs Narrow-bordered Bombardier
Side-by-side species comparison
| Attribute | October Caddis | Narrow-bordered Bombardier |
|---|---|---|
| Scientific Name | Dicosmoecus gilvipes | Brachinus sclopeta |
| Order | Trichoptera | Coleoptera |
| Family | Limnephilidae | Carabidae |
| Size | 20-28 mm | 6-9 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Herbivores | Omnivores |
| Regions | North America | Mediterranean Europe, North Africa |
| Conservation | Least Concern | Least Concern |
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.
Narrow-bordered Bombardier
A Mediterranean bombardier beetle with a narrow body and orange-brown coloring. It shelters communally under stones in dry habitats.
Did You Know?
Groups of up to 100 individuals have been found sheltering together under a single stone.