written by: dr. jacquie jacob, university of kentucky
fishmeal
there are two basic types of fish meal. the first type is derived from fish, such as salmon and tuna, caught specifically for human consumption. the second type is derived from fish, such as herring, menhaden, and pollack, caught specifically for the production of fish meal. in the united states, the fish most often used for fish meal is menhaden.
meat and bone meal
meat and bone meal are derived from slaughter by-products recycled for use in animal feeds. they are pressure cooked (rendered) to produce a nutritional and economical feed ingredient.