Twait shad Twait shad The twait shad or twaite shad ("Alosa fallax") is a species of fish in the family Clupeidae. It is found in the eastern Atlantic Ocean and the Mediterranean Sea and is an anadromous fish which lives in the sea but migrates into fresh water to spawn. In appearance it resembles an Atlantic herring but has a row of six to ten distinctive spots on its silvery flanks. They become mature when three or more years old and migrate to estuaries, later swimming up rivers to spawn. Populations of this fish have declined due to overfishing, pollution and habitat
Boesemania Boesemania Boesemania is a genus of freshwater fish in the family Sciaenidae. This genus contains the single species Boesemania microlepis. Also known as the boeseman croaker and smallscale croaker, this fish lives in southeast Asian rivers. This is a relatively large species. It can reach in length and in weight. "Boesemania microlepis" lives in Cambodia, Laos, Indonesia (Borneo and Sumatra), Malaysia, Vietnam and Thailand. It is found in several rivers such as the Mekong, Chao Phraya River, Mae Klong, Nan River, Tha Chin River, and Bang Pakong River. This species appears to be sedentary. It prefers large, flowing rivers. During