Giant Caddisfly vs Sand-Case Caddisfly

Side-by-side species comparison

Attribute Giant Caddisfly Sand-Case Caddisfly
Scientific Name Phryganea grandis Sericostoma personatum
Order Trichoptera Trichoptera
Family Phryganeidae Sericostomatidae
Size 25-30 mm 10-14 mm
Habitat Ponds & Lakes Rivers & Streams
Diet Herbivores Herbivores
Regions Europe, Asia Europe
Conservation Least Concern Least Concern

Giant Caddisfly

The largest European caddisfly with mottled brown-and-cream wings spanning up to 60 mm. Its larvae build portable cases from spirally arranged plant fragments.

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Did You Know?

Giant caddisfly larvae construct their cases in a beautiful spiral pattern from carefully cut pieces of leaves and stems.

Sand-Case Caddisfly

A caddisfly whose larvae build smooth, curved cases entirely from fine sand grains cemented with silk. Adults are dark with hairy wings.

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Did You Know?

The curved sand-grain cases built by these larvae are so precisely constructed they resemble tiny miniature architectural works.