Arthropod Class Insecta (Insects)
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This is page 7 of underwater photos of Insecta. Visit the main Insecta page for:
- The behavior and habitat of Insecta.
- Studio pictures of 720 Insecta specimens.
- 64 streamside pictures of Insecta.
112 Underwater Pictures of Insects:

Several caddisfly larvae in their cases cling to the debris in this picture.
In this picture: Insect Order Trichoptera (Caddisflies).
In this picture: Insect Order Trichoptera (Caddisflies).



This isn't really an underwater picture, but a picture taken into my aquarium of midge larvae which lived in the silt I used for substrate. Each larva has a little tower of detritus (Detritus: Small, loose pieces of decaying organic matter underwater.) built up along the bottom, while the bare larva waves around from the top.
In this picture: True Fly Family Chironomidae (Midges).
In this picture: True Fly Family Chironomidae (Midges).


Here's the surface of the river viewed from below during a Tricorythodes spinner fall. Several dead spinners are visible.
In this picture: Mayfly Genus Tricorythodes (Tricos).
In this picture: Mayfly Genus Tricorythodes (Tricos).


Several fast-swimming Siphlonurus nymphs blend in very well with the silt in this slow backwater along a trout stream.
In this picture: Mayfly Genus Siphlonurus (Gray Drakes).
In this picture: Mayfly Genus Siphlonurus (Gray Drakes).


