Oct 26, 2015 | Caddisflies, Insects
This is just a tiny section of the creek. There are at least 10 caddisflies in this 25 minute video speeded up 32 times. Can you spot...
Oct 25, 2015 | Caddisflies, Insects
these are fascinating insects because they emerge in the fall, overwinter as adults, and mate and lay eggs the following spring. To learn more about them look at Overwinter occurrence of Caddisflies by...
Apr 1, 2015 | Caddisflies, Insects
This video shows a Giant Case Maker larva caddisfly without a case driving one with a case out of its case and taking it over Members of this family Phryganeidae typically fight over cases. A larva removed from its case will quickly set to work constructing a new case...
Jan 4, 2015 | Caddisflies, Insects
The following is from Aquatic Insects in Alaska by John Hudson, Katherine Hocker and Robert H. Armstrong One of the biggest dangers to living tissue is ice. Freezing binds up water that is essential to life, and sharp ice crystals pierce cell walls, damaging or...
Nov 28, 2014 | Caddisflies, Insects
I have been keeping these caddisfly larvae in an aquarium on the back porch. I hope to raise them to adults which are easier to identify to species. During a cold snap a layer of ice formed on the water surface in the aquarium. At night I noticed that the caddisfly...
Nov 26, 2014 | Caddisflies, Dolly Varden
This is an example of a young Dolly Varden contemplating a meal of caddisflies. You will notice that the fish has a bulging belly so it probably does not have room for much more. I have observed these fish grabbing a caddisfly by the head and shaking its case off...