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Posted in response to Worm tubes ? in my backyard stream from Rhonda on July 24, 2008 at 08:14:52:

Re: Worm tubes ? in my backyard stream

I am not sure of the species but I know that a few insects create cocoons underwater. Something like a stone fly. I am in Vancouver BC and have seen these attached to the underside of rocks. Kind of a guess on my part though it sounds right.

From shane - July 25, 2008 at 07:50:04

Message: 66784

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