Weedy Water Sedge vs Whirligig Beetle
Side-by-side species comparison
| Attribute | Weedy Water Sedge | Whirligig Beetle |
|---|---|---|
| Scientific Name | Leptocerus tineiformis | Gyrinus natator |
| Order | Trichoptera | Coleoptera |
| Family | Leptoceridae | Gyrinidae |
| Size | 7-11 mm | 5-7 mm |
| Habitat | Ponds & Lakes | Ponds & Lakes |
| Diet | Detritivores | Predators |
| Regions | Europe | Europe |
| Conservation | Least Concern | Least Concern |
Weedy Water Sedge
A slender caddisfly associated with weedy European lakes and canals. Larvae build cases from fine sand and plant fragments.
Did You Know?
Adults are strongly attracted to light and often appear in large numbers at lakeside lamps.
Whirligig Beetle
A small, oval, shiny black beetle that spins in rapid circles on the water surface. Its eyes are divided in two, allowing it to see above and below water simultaneously.
Did You Know?
Whirligig beetles have uniquely split compound eyes, with one pair looking above the waterline and another pair looking below it at the same time.