Bordered Great Diving Beetle vs Common Spongillafly
Side-by-side species comparison
| Attribute | Bordered Great Diving Beetle | Common Spongillafly |
|---|---|---|
| Scientific Name | Dytiscus circumflexus | Sisyra fuscata |
| Order | Coleoptera | Neuroptera |
| Family | Dytiscidae | Sisyridae |
| Size | 28-34 mm | 6-10 mm wingspan |
| Habitat | Ponds & Lakes | Ponds & Lakes |
| Diet | Omnivores | Parasitoids |
| Regions | Europe | Europe, Western Asia |
| Conservation | Near Threatened | Least Concern |
Bordered Great Diving Beetle
A large British diving beetle similar to D. marginalis but with expanded yellow margins. It prefers larger, more permanent water bodies.
Did You Know?
Females have deeply grooved elytra while males have smooth ones, making the sexes easy to distinguish.
Common Spongillafly
A small dark lacewing whose larvae are aquatic parasitoids of freshwater sponges. One of the few neuropterans with aquatic larval stages.
Did You Know?
Its larvae breathe underwater using specialized pointed mouthparts that also pierce sponge cells for feeding.