Little Olive Sedge vs New Zealand Caddisfly
Side-by-side species comparison
| Attribute | Little Olive Sedge | New Zealand Caddisfly |
|---|---|---|
| Scientific Name | Hydropsyche betteni | Olinga feredayi |
| Order | Trichoptera | Trichoptera |
| Family | Hydropsychidae | Conoesucidae |
| Size | 10-14 mm | 8-12 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Detritivores | Omnivores |
| Regions | North America | New Zealand |
| Conservation | Least Concern | Least Concern |
Little Olive Sedge
A common North American net-spinning caddisfly tolerant of a range of water qualities. Larvae build intricate filtering nets in crevices between cobbles.
Did You Know?
Silk nets are species-specific in mesh size, tuned to the preferred food particle diameter.
New Zealand Caddisfly
A stony-cased caddisfly endemic to New Zealand streams. Larvae are important grazers found in virtually all clean New Zealand rivers.
Did You Know?
It is the most commonly encountered caddisfly in New Zealand freshwater surveys.