Caddisflies

Scientific Name: Trichoptera

Order & Family: Order: Trichoptera (Families vary, such as Limnephilidae or Phryganeidae)

Size: Egg masses are typically 1 to 5 centimeters in length.

Caddisflies

Natural Habitat

Stagnant or slow-moving freshwater environments, including ponds, lakes, and streams.

Diet & Feeding

Larvae are generally omnivorous or detritivorous, feeding on decaying organic matter, algae, and small invertebrates.

Behavior Patterns

Adult females deposit eggs in a protective gelatinous mass on vegetation or surfaces near water. Upon hatching, the larvae drop into the water and often construct protective cases from silk and debris.

Risks & Benefits

They are harmless to humans and serve as a crucial food source for fish and birds, and are indicators of good water quality.

Identified on: 1/1/2026