Original sentence: (formerly known as Gymnodinium breve and Ptychodiscus brevis) is a marine dinoflagellate common in Gulf of Mexico waters, and is the organism responsible for Florida[red tide].Can also effect marine life such as dolphins.Karenia brevis
Edited sentence: Karenia brevis (formerly known as Gymnodinium breve and Ptychodiscus brevis) is a marine dinoflagellate common in Gulf of Mexico waters, and is the organism responsible for Florida red tide