Old transpot ship on water

M/V Aleutian Tern near Tanaga Island in the Aleutians in 1977. The boat was a 65-foot converted U.S. Army T-boat, probably from the early 1950s, which served at the Alaska Maritime National Wildlife Refuge from 1970 or 1971 through 1979.
Original caption: "M/V Aleutian Tern, Aleutians, Ulidak Island, Tanaga"