
1) Bayou craft 2) Boat type 3) Everglades transport 4) Everglades transportation 5) Everglades vessel 6) Swamp skimmer 7) Swamp transport
Found on
https://www.crosswordclues.com/clue/airboat

An airboat, also known as a fanboat, is a flat-bottomed vessel (jon boat) propelled in a forward direction by an aircraft-type propeller and powered by either an aircraft or automotive engine. Airboats are a very popular means of transportation in the Florida Everglades, parts of the Indian River Lagoon, the Kissimmee and St. Johns Rivers, as well...
Found on
http://en.wikipedia.org/wiki/Airboat

a small open boat having a very shallow draft and driven by a caged airplane propeller mounted above the rear transom, capable of traveling at relatively high speeds through shallow water, swamps, etc.
Found on
https://www.infoplease.com/dictionary/airboat
No exact match found.