Black Fly

Have you reviewed the intro to midges page? We recommend reading the intro before continuing on.

Identifying Characteristics of the Black Fly

1) Size range 1/8″ to 5/16″
2) Swollen abdomen
3) Fanlike mouth brushes
4) Larva are attached by the end of their abdomens to the top of rocks

1) High branched spiracular gills on head
2) Can be found in slipper-shaped cases on rocks and vegetation

1) Wings are broad
2) Thorax has strong arch
3) Antennae are short

Larva Pupa Adult