. Effects of three commercial harvesting methods on mussel beds. Freshwater mussels. 35. Figure 7. Mussels damaged by basket dredges. Two mussels are crushed, one punctured by a tooth from the dredge. The pocketknife is sho\^m for Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Sparks, Richard E; Blodgett, Kevin Douglas, 1955-; Illinois. Natural History Survey Division. River Research Laboratory; Illinois. Natural H
. Effects of three commercial harvesting methods on mussel beds. Freshwater mussels. 35. Figure 7. Mussels damaged by basket dredges. Two mussels are crushed, one punctured by a tooth from the dredge. The pocketknife is sho\^m for Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Sparks, Richard E; Blodgett, Kevin Douglas, 1955-; Illinois. Natural History Survey Division. River Research Laboratory; Illinois. Natural History Survey Division. Aquatic Biology Section; National Great Rivers Research and Education Center - NGRREC. Havana, Ill. : Illinois Natural History Survey, River Research Laboratory
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Keywords: ., bookcentury1900, booksponsorcarlic, booksubjectfreshwatermussels
