An amphibious shark-like monster terrorizes an abandoned secret military base and the people who live on the island it is located on. A marine biologist, as well as several other people, try... Read allAn amphibious shark-like monster terrorizes an abandoned secret military base and the people who live on the island it is located on. A marine biologist, as well as several other people, try to stop it before it is too late...An amphibious shark-like monster terrorizes an abandoned secret military base and the people who live on the island it is located on. A marine biologist, as well as several other people, try to stop it before it is too late...