Tim Jonas Tim Jonas's picture of caddis-fly larvae came second. Head judge, broadcaster, photographer and Falmouth University senior lecturer Dr Tim Cockerill said: “Insects are the most diverse ...

Fly fishers call them sedges. Caddisflies spend most of their lives as aquatic larvae. They also pupate underwater. The ...

Caddisflies begin their lives as river-dwelling larvae, constructing a portable protective case out of stream sediments like fine sand and plant material, and emerge from the water as winged, ...

The δ¹³C of most consumers, such as Gammarus and Simulium, reflected that of the dominant forms of photosynthetic production, whereas the cased larvae of two caddis flies (Agapetus and Silo) were ...