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Caddisfly Genus Frenesia (Dot Wing Winter Sedges)


Where & When

Regions: East, Midwest

Time Of Year (?): Late September through February, peaking in November or December

Hatching Behavior

Time Of Day (?): Late morning or afternoon

Pupae emerge from the shallows on warm days, and are the most important stage of this species. They can be very important because few other insects are around at the same time of year.

Egg-Laying Behavior

The egg-laying females are not known to be important.

Larva & Pupa Biology

Diet: Decaying plant matter

Environmental Tolerance: Prefers cold water

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