Pteronarcys nymphs live for two years before maturing. This small one is in its first year.
This stonefly was collected from unknown on March 10th, 2004 and added to Troutnut.com on January 19th, 2006.
Recent Discussions of this Nymph
Defensive posture 1 Reply »
Last reply on Jun 29, 2008 by GONZO
Is Pteronarcys the one that curls into a fetal position when disturbed? I don't see any pictures like that in this section, but I'm pretty sure a stone I saw do that today was one of these.Reply
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