Zebra Caddis vs Western Grannom Caddis
Side-by-side species comparison
| Attribute | Zebra Caddis | Western Grannom Caddis |
|---|---|---|
| Scientific Name | Macrostemum zebratum | Brachycentrus occidentalis |
| Order | Trichoptera | Trichoptera |
| Family | Hydropsychidae | Brachycentridae |
| Size | 15-20 mm | 9-12 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Omnivores | Omnivores |
| Regions | Eastern North America | Europe |
| Conservation | Least Concern | Least Concern |
Zebra Caddis
A strikingly patterned net-spinning caddisfly of eastern North American rivers. Larvae build large silken capture nets in warm rivers.
Did You Know?
Its bold zebra-striped wing pattern makes it one of the most visually striking North American caddisflies.
Western Grannom Caddis
A widespread European caddisfly forming mass emergences in spring on alkaline rivers. Larvae build four-sided tapering cases and filter-feed in riffles.
Did You Know?
Spring Grannom hatches on English chalk streams can darken the sky with millions of emerging adults.