Houma based-SEACOR Marine LLC announced an agreement Thursday with Superior Energy Services to purchase 18 liftboats for $134 million.

The transaction is expected to close by the end of March, subject to regulatory approvals, according to a news release.

All of the liftboats are currently located in the Gulf of Mexico.

SEACOR Marine, a subsidiary of SEACOR Holdings Inc., operates a fleet of offshore marine support vessels, serving the global offshore oil and gas exploration and production industry worldwide with operations and infrastructure concentrated in the United States, Latin America, North Sea, West Africa, Southeast Asia, and the Middle East.