Atlantic, Pacific.
Three species of Clupea are recognised, and provide about 90% of all herrings captured in fisheries. Most abundant of all is the Atlantic herring, providing over half of all herring capture. Fishes called herring are also found in India, in the Arabian Sea, Indian Ocean and Bay of Bengal. Herring played a pivotal role in the history of marine fisheries in Europe, and early in the twentieth century their study was fundamental to the evolution of fisheries science. Copepods and other tiny crustaceans are the most common zooplankton eaten by herring. During daylight herring stay in the safety of deep water, feeding at the surface only at night when there is less chance of being seen by predators. Herring are a very common type of bait fish. There are many different types of herring and they can be found in fresh or salt water. While most herring are smaller, some can grow up to one and a half pounds. They are a common bait fish for many salt water species and they work well for fresh water striped bass. Pilchards, or sardines, are several types of small, oily fish related to herrings. Pilchards work well for a variety of game fish such as snook, kingfish, wahoo, snapper, grouper, tuna, speckled trout, redfish, spanish mackerel and many more. MAIN RECIPE PAGE. HERRING Herring (Clupea harengus) is a small saltwater fish found mainly in the North Atlantic and the North Sea, but also in the Pacific Ocean. There are different herring varieties confined to their own sea areas  the North Sea, the Baltic Sea, the Irish Sea, etc. A smaller subspecies of the common herring is the Baltic herring (Clupea harengus membras) , found in the Baltic Sea and commonly consumed in Finland.  Info Links. There are two different types of herring that migrate into the Hudson River each Spring, though they are often difficult to distinguish from each other.  Shad. Shad are a type of herring that comes in a variety of subspecies, such as hickory shad, which grow from 18 to 20 inches in length, have a protruding lower jaw and are amber-silver in color. American shad grow between 20 and 24 inches in length and are silvery-colored with a few large spots on the shoulder area. Herring fish belong to the family Clupeidae, which contains nearly 200 species. They are small, streamlined schooling fish that feed on plankton and live in both freshwater and saltwater. Herring have a single dorsal fin and protruding lower jaws and are silvery in color Pickled-Marinated-and Salted Herring. Pickled-marinated and salted herrings in many variations is a Danish Delicacy that especially is served at Easter and Christmas time-but consumed all year round-and the Danes simply love their different types of raw herrings pickled-and just like their Viking ancestors.  Pickling herring in vinegar and salt became popular as a technique to preserve filleted herring and make it last through the winter. Herbs and spices were then added to create interest. Today, pickled herring appears on the table at nearly all festivals in Sweden, with the exception of crayfish parties. Three types of pickled herring with trimmings is a popular starter in Swedish restaurants. It is usually served with some egg, a nice piece of Vaesterbottensost, västerbottensost a little sour, cream new (potatoes if in), season some crispbread and a glass of. snaps You can serve any three types, but the most common are loeksill (löksill herring with), onions (kryddsill herring with) spices and (senapsill herring with). mustard Herbs and spices were then added to create interest. Today, pickled herring appears on the table at nearly all festivals in Sweden, with the exception of crayfish parties. Three types of pickled herring with trimmings is a popular starter in Swedish restaurants.
https://en.wikipedia.org/wiki/Herring http://ultimatefishingsite.net/saltwater-types-of-live-bait/ http://www.dlc.fi/~marianna/gourmet/herring.htm http://www.striperchum.com/Herring.html http://www.ehow.com/info_8046287_types-herring.html http://www.copenhagenet.dk/CPH-Map/CPH-Recipes-5-11-Marinated-Herring.asp http://www.swedishfood.com/swedish-food-recipes-starters/173-herring-three-types-pickled http://www.swedishfood.com/swedish-food-recipes-starters/173-herring-three-types-pickled
different types of herring