https://www.usgs.gov/data/multichannel-minisparker-seismic-reflection-and-chirp-subbottom-data-collected-offshore
High-resoulution multichannel seismic-reflection (MCS) and Chirp sub-bottom data were collected by the U.S. Geological Survey in 2019 offshore Humboldt County...
seismic reflectionmultichannelchirpsubbottomdata
https://www.usgs.gov/publications/digital-seismic-reflection-data-eastern-rhode-island-sound-and-vicinity-1975-1980
During 1975 and 1980, the U.S. Geological Survey (USGS) conducted two seismic-reflection surveys in Rhode Island Sound (RIS) aboard the research vessel...
rhode island soundseismic reflectiondigitaldataeastern