Salt Marsh Ecology | In the Grass From Bay to Bowl: Making New England Quahog Chowder by Rob Diaz de Villegas July 13, 2011 by Rob Diaz de Villegas July 13, 2011 WFSU-TV producer Rob Diaz de Villegas takes a vacation, yet finds himself back in a salt marsh looking for quahogs in New England. In doing so he stumbles upon a family’s history fishing and clamming in Duxbury Beach.