NOAAS Henry B. Bigelow (R 225) is a fisheries research vessel operated by the United States' National Oceanic Atmospheric Administration (NOAA). She is the second in a class of five new fisheries research vessels. She is named after Henry Bryant Bigelow (1879-1967), the American oceanographer, zoologist, and marine biologist who founded the Woods Hole Oceanographic Institution in Woods Hole, Massachusetts.