Herring sardines and anchovies are sometimes eater whole.Head skin fins,and all herring is the common name for mary a marine and freshwater fish there are so many different kinds of small fish in the world that instead of naming them all general name of herring is vesd herring are small fish but general nama of herring are small fish but ver plentiful.they trave in schools and feed on plankton and small animals herring are a uital link in the food chain because mary larger animals depend on then as a food source