
Since 1955, William and Mary's Batten School and VIMS have run a Juvenile Finfish Trawl Survey in the Chesapeake Bay using a five-minute tow of a 20-foot net, and it now samples more than 1,200 sites every year to track how young fish populations shift decade to decade.
Since 1955, William & Mary's Batten School and VIMS have run the Juvenile Finfish Trawl Survey with a five-minute tow of a 20-foot net across the lower Chesapeake Bay — a deliberately unchanged method that now samples more than 1,200 sites a year and has captured seven decades of ecological change, from the blue catfish invasion to the 2026 rebound in juvenile blue crabs.
By Terra Daily Editorial Team · Sep 9, 2026















