TY - RPRT TI - Average near-bottom currents in Massachusetts Bay and Cape Cod Bay measured with woodhead drifters: Progress report for drifters released Sept. 1990 through May 1991 AU - Frances S. Hotchkiss AU - Richard P. Signell PY - 1991 DO - 10.3133/ofr91361 UR - https://pubs.usgs.gov/publication/ofr91361 ID - ofr91361 ER -