Trumpet-Net Caddis vs Malagasy Dobsonfly

Side-by-side species comparison

Attribute Trumpet-Net Caddis Malagasy Dobsonfly
Scientific Name Polycentropus flavomaculatus Neochauliodes madagascariensis
Order Trichoptera Megaloptera
Family Polycentropodidae Corydalidae
Size 10-15 mm 40-60 mm wingspan
Habitat Rivers & Streams Rivers & Streams
Diet Omnivores Predators
Regions Europe Madagascar
Conservation Least Concern Data Deficient

Trumpet-Net Caddis

A caddisfly whose larvae spin trumpet-shaped silk nets to trap prey. It is common throughout European rivers and lakes.

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Did You Know?

Its trumpet-shaped capture net funnels prey into a waiting chamber where the larva ambushes them.

Malagasy Dobsonfly

A large, brown-winged insect with broad wings held tent-like over the body at rest. Males may have elongated mandibles. Larvae are aquatic and known as hellgrammites.

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Did You Know?

The aquatic larvae are considered indicators of clean water quality, as they cannot tolerate polluted streams.