An x rated movie where the lady becomes a sea monster

A crazed sea captain goes on a bloody rampage after his vessel is commissioned by a sleazy film producer and a trio of vixens.

A mysterious woman emerges from the sea, seduces one man after another, and then returns to the depths of the ocean.

While in vacation in a sea side house, a young man fall in love with a beautiful woman who pretends to live by herself in the sea. The fishermen of a nearby village think she is a monster, the female of a shark killed many years before, responsible for many disappearances.

These innocent, unaware brunettes are just trying to relax after a nice hot shower, but a horny sea monster from a nearby swamp has other plans! The disgusting sea creature breaks into their homes and proceeds to have his way with them! They protest and try to escape, but to no avail; this slimy sea monster is on a mission...to bang as many human hot chicks as possible!

Three gorgeous but deadly hired killers, Beretta, Blondie and Snowball, hole up in a small beachside community to keep a low profile. But this town has a dark secret. The local old sea baron, Joseph, tries desperately to warn them to never go into the water. But these crazy vixens listen to no one, especially no crazy assed old fool. So the Kraken awakes! Now, along with Joseph and his beautiful grand daughter, Hannah, they must fight for their lives against this furious creature of the deep as the sea rises in a tidalwave of blood.

Sex Under the Sea 2010

Two carnies (Sewell and Gugino) abduct a mermaid in Ireland, circa 1900, and decide to transport her to America. As their ship loses its way and heads towards the mythical Forbidden Islands, the mermaid begins to display its deadly side.

A young sailor falls in love with a mysterious woman performing as a mermaid on the local pier. As they become entwined, he comes to suspect the woman might be a real mermaid who lures men to a watery death during the full moon. Preserved by the Academy Film Archive in partnership with The Film Foundation in 2007.

Two young women, exploring their sexuality within the NYC underground club scene... transform into monsters when they get aroused.

After a new cannery introduces scientifically augmented salmon to a seaside town in the Pacific Northwest, a species of mysterious, mutated sea creatures begin killing the men and raping the women.