**FILE** Diver Mike Ableson, a volunteer at the New England Aquarium in Boston, cleans the glass of a giant ocean tank in the aquarium , as a shark swims by on Dec. 26, 2005. (Associated Press)

Photo by: CHITOSE SUZUKI

**FILE** Diver Mike Ableson, a volunteer at the New England Aquarium in Boston, cleans the glass of a giant ocean tank in the aquarium , as a shark swims by on Dec. 26, 2005. (Associated Press)