Are Plankton Poop Eating Fish?
Are Plankton Poop Eating Fish? Then the younger fish, plankton-feeding fishes (such as the menhaden and herrings), crustaceans (such as crabs, lobsters, and shrimp), and many other sea animals feed on the plankton. They, in turn, are eaten by larger carnivores such as tuna, halibut, shark, and squid. Is the ocean full of fish poop?