Dennis Schoenwether, a Coast Guard commercial fishing vessel safety examiner, discusses the importance of an immersion suit safety to a fisherman during a commercial fishing vessel safety exam aboard a fishing vessel in Kodiak, Alaska, May 23, 2018. Immersion suits are a mandatory item on commercial fishing vessels as they can provide some protection from frigid Alaskan waters. U.S. Coast Guard photo by Petty Officer 1st Class Charly Hengen.