U.S. Fish and Wildlife Service
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A large mussel processing operation near Muscatine, Iowa. The photos were taken in 1986. The mussels were being processed (cooked) and their shells were being bagged for shipment to Japan for use in the cultured pearl industry.
mussel processing operation
Source: Jerry Rasmussen, U.S. Fish & Wildlife Service. 1986

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Last updated on June 26, 2003