Longhorn Caddisfly vs Malagasy Aquatic Beetle
Side-by-side species comparison
| Attribute | Longhorn Caddisfly | Malagasy Aquatic Beetle |
|---|---|---|
| Scientific Name | Oecetis ochracea | Hydrophilus madagascariensis |
| Order | Trichoptera | Coleoptera |
| Family | Leptoceridae | Hydrophilidae |
| Size | 8-12 mm | 30-40 mm |
| Habitat | Ponds & Lakes | Rivers & Streams |
| Diet | Predators | Predators |
| Regions | Europe, Asia | Madagascar |
| Conservation | Least Concern | Least Concern |
Longhorn Caddisfly
A slender caddisfly with antennae much longer than its body. Larvae are unusual among caddisflies in being active predators that hunt in their cases.
Did You Know?
These caddisfly larvae carry their cases while stalking prey like tiny hermit crabs hunting on the lake floor.
Malagasy Aquatic Beetle
A large, shiny black aquatic beetle with a streamlined oval body. It carries a bubble of air beneath its body for underwater breathing and swims with alternating leg strokes.
Did You Know?
Despite being called water scavenger beetles, the larvae are fierce predators of snails, tadpoles, and other aquatic invertebrates.