New uses for fish by-products
Large fish processors convert fish by-products into fishmeal or fish oil, the sales of which barely turn a profit for the processors. Smaller or at-sea processors, who often see no profit at all, return the by-products to the ocean.

Researchers at the U.S. Dept. of Agriculture’s Agricultural Research Service are developing ways to increase the marketability of fish by-products.

One team of ARS researchers is exploring the uses of fish livers as dietary supplements. Ame…

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