Blue-winged Olive Mayfly vs Arctic Caddisfly
Side-by-side species comparison
| Attribute | Blue-winged Olive Mayfly | Arctic Caddisfly |
|---|---|---|
| Scientific Name | Serratella ignita | Apatania zonella |
| Order | Ephemeroptera | Trichoptera |
| Family | Ephemerellidae | Apataniidae |
| Size | 7-10 mm body | 6-9 mm |
| Habitat | Rivers & Streams | Ponds & Lakes |
| Diet | Omnivores | Omnivores |
| Regions | Europe | Arctic Scandinavia, Iceland, Greenland, Svalbard, Arctic Canada |
| Conservation | Least Concern | Least Concern |
Blue-winged Olive Mayfly
A common mayfly of clean rivers and streams with distinctive blue-grey wings. One of the most important mayflies for fly fishing. Nymphs cling to stones in fast water.
Did You Know?
So important to fly fishers that dozens of artificial fly patterns have been designed to imitate its various life stages.
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.