Life Stage Characteristics True Fly - Midge (Diptera - Chironomidae)
No legs; body has the general appearance of a segmented tube
Head, thorax, and wing pads clumped together
May have filamentous gill fibers on top of thorax
Antennae not more than 2-3 times width of head in length
Only first pair of wings
developed; second pair of wings evolved to short stalks, called halteres
Flies include (26) aquatic families.
However, chironomids (illustrated above) are of the most interest to trout.
Chironomid larvae have a body with the general appearance of a segmented tube with a
pair of fleshy prolegs at both ends.
Created: 08/04/2004 Last modified: 05/21/2010