Occupants of V1 report that the captain of the vessel moored to a mooring ball at Carysfort SPA.  Captain then turned on the generator to enable operation of the air conditioner.  Smoke was seen and the captain reported hearing a "snap, crackle, pop" and flames.  Captain retrieved fire extinguisher and attempted to quench flames, was unsuccessful, called a mayday, and ordered occupants to don PFD's and abandon ship.

V2, a nearby recreational fishing vessel, picked up all occupants uninjured.
ISLAMORADA                    