Common bleak small shellfish and plant detritus. It is found in streams and lakes. The bleak prefers open waters and is found in large numbers where there is an inflow of food from pumping stations or behind weirs. The bleak spawns near the shore in shallow waters. Some are found in deep water. The substrate is not important. The bleak is an important food source for predatory fish. It is more sensitive to pollution than other cyprinids, which might explain the decline in North-Western Europe. Bleak are used as bait for sport-fishing for larger fish. In 1656 in Paris, a Mr. Jaquin
Soft-shell crab main species is the blue crab, "Callinectes sapidus", which appears in markets from April to September. In the Deep South region of the United States, "Buster crab" is often a synonym for a plump, meaty soft-shell crab, this usage especially common in the culinary centers such as New Orleans and Charlotte. This is despite the fact that the original meaning of Buster crab referred to either a soft-shell that had yet to complete molting, or to a soft-shell that had died before being provided to a seafood vendor, and was then consumed by the crabber. In Japan, various species are