The Field Guide to Freshwater Invertebrates of North America focuses on freshwater invertebrates that can be identified using at most an inexpensive magnifying

Popular interest in the observation and study of freshwater invertebrates is increasing. This book meets the needs of this growing audience of naturalists, envi

Fully illustrated guide to identifying water-dwelling macroinvertebrates. A handy resource for anglers, students, biologists, or anyone else spending time near