Dark-Horned Casemaker vs Arctic Caddisfly
Side-by-side species comparison
| Attribute | Dark-Horned Casemaker | Arctic Caddisfly |
|---|---|---|
| Scientific Name | Psilotreta labida | Apatania zonella |
| Order | Trichoptera | Trichoptera |
| Family | Odontoceridae | Apataniidae |
| Size | 10-14 mm | 6-9 mm |
| Habitat | Woodlands | Ponds & Lakes |
| Diet | Detritivores | Omnivores |
| Regions | North America | Arctic Scandinavia, Iceland, Greenland, Svalbard, Arctic Canada |
| Conservation | Least Concern | Least Concern |
Dark-Horned Casemaker
A North American caddisfly building curved tubular cases from sand grains. Larvae are found in small shaded woodland streams.
Did You Know?
Adults are entirely nocturnal and are rarely seen despite being locally common.
Arctic Caddisfly
A small, hairy-winged caddisfly with dark brown wings held tent-like over the body. Larvae build portable cases from sand grains and small stones. It is one of the most northerly distributed caddisflies in the world.
Did You Know?
Some Arctic populations of this caddisfly reproduce by parthenogenesis, with females producing offspring without mating.