100% of Sagamore feed is sourced by American fisherman as they fish for seafood for human consumption. No fish goes to waste. 1000 million tons of animal feed is produced globally every year. Most corporations that harvest fish for feed harm the environment. Sagamore is a chief, maximizing the value of everything that comes out of the ocean in order to sustain small scale fishermen. Dogfish has the highest protein % per whole fish studied Composition of whole fish; average over time in percent: Gadoids Cluepeids Scomboids Elasmobranchs Salmonoids