Crowley Maritime Services, Seattle, has sold its twin screw tug Geronimo (ex-Zeno) to Bay Towing Corp. of Norfolk, Va. The tug, built in 1967, measures 128 x 32.8 ft., and is powered by two Fairbanks Morse 10-38D8-1/8 main engines. This is the third tug Bay Transportation has purchased through Marcon International, Coupeville, Wash. The Klukwan Native Corp., of Juneau, Alaska, has sold twin screw, 3,000 hp tug Chilkat Hunter (ex-Hunter D, ex-Chaunta, ex-Wendy Foss, ex-Pacific Mariner) to Gimrock Construction, Inc., of Hialeah, Fla. The vessel was built in 1964, and rebuilt in 1993 with a new aluminum pilothouse. The boat has been renamed Gimrock Atlas by the new owners. This is the third tug Gimrock has purchased through Marcon.