A lot more than 40 species of marine seafood currently based in the Mediterranean could vanish next years that are few. Relating to a study for the IUCN Red variety of Threatened typesв„ў regarding the status of marine fish into the mediterranean and beyond, nearly 1 / 2 of the types of sharks and rays (cartilaginous seafood) as well as minimum 12 types of bony seafood are threatened with extinction because of overfishing, marine habitat degradation and air pollution.