Northern Stonefly vs Blue Net-Winged Beetle
Side-by-side species comparison
| Attribute | Northern Stonefly | Blue Net-Winged Beetle |
|---|---|---|
| Scientific Name | Nemoura arctica | Metriorrhynchus rhipidius |
| Order | Plecoptera | Coleoptera |
| Family | Nemouridae | Lycidae |
| Size | 6-10 mm | 10-16 mm |
| Habitat | Rivers & Streams | Forests |
| Diet | Herbivores | Herbivores |
| Regions | Arctic Scandinavia, Finland, northern Russia, Iceland, Arctic Canada | Australia |
| Conservation | Least Concern | Least Concern |
Northern Stonefly
A small, dark brown stonefly with two long cerci at the tip of the abdomen. Adults hold their wings flat over the body. Nymphs develop in cold, well-oxygenated streams and are indicators of clean water.
Did You Know?
Stonefly nymphs are so sensitive to pollution that their presence in a stream is used as an indicator of excellent water quality.
Blue Net-Winged Beetle
An Australian net-winged beetle with dark blue-black elytra and elaborate feathery antennae in males. It is commonly found on vegetation in eucalyptus forests.
Did You Know?
Males use their spectacularly branched antennae to detect female pheromones across long distances.