This informative DVD showcases the real lives of benthic macroinvertebrates in the wild! Uncover the secret lives of macros such as mayflies, damselflies, midges, caddisflies, and stoneflies. Witness the underwater transformation of these organisms into winged adults. Viewers will gain a new appreciation of these insects that profoundly influence the aquatic ecosystem and whose presence is an accurate measurement of stream health and water quality. 35 minutes.
Product Notes: Restricted Sales. Non-returnable if opened
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