GUIDE TO AQUATIC INSECTS & CRUSTACEANS
Izaak Walton League of America
2006, 74 pages, b/w drawings throughout. This fully illustrated guide to identifying aquatic macroinvertebrates helps you learn more about the insects and crustaceans that live in North American freshwater streams, lake and rivers. It includes drawings and descriptions of common macroinvertebrates – mayflies, stoneflies, caddisflies, water bugs, crayfish, and freshwater shrimp, It also contains a key that facilitates quick identification in the field. Paperback; 5-1/2 x 8″.
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