Other ID: JD 93-1
Organization(s): USGS, Woods Hole Coastal and Marine Science Center
Principal Investigator(s): Lawrence Poppe, David Twichell
Affiliate Investigator(s): Ralph Lewis - CGS; Roman Zajac - U. New Haven
Data Type(s): Sonar: Sidescan, Seismics: Sub Bottom Profiler, Location-Elevation: Navigation
Scientific Purpose/Goals: Sidescan survey to determine textural distribution of surficial sediments and relate to active sedimentary processes; evaluate habitats and relate to benthic community structure. Cruise replaced cancelled ASTERIAS cruise originally scheduled for September 1993.
Start Date: 1993-11-05
Start Port/Location: Old Lyme, CT
End Date: 1993-11-21
End Port/Location: Old Lyme, CT
Equipment Used: Klein 595 100/500kHz sidescan sonar, Q-MIPS sidescan sonar system, 3.5 kHz, DGPS, Megapulse Accufix 500 LORAN-C
Information to be Derived: Habitat maps; Sea floor map;
Summary of Activity and Data Gathered: Milford (Housatonic) and Norwalk sidescan surveys were completed. Hammonasset was postponed due to stiff, sustained southwest wind and shallow bathymetry introducing unacceptable levels of surface noise. Sidescan sonar: 450 km.
Staff: VeeAnn Atnipp Cross, David Nichols, Lawrence Poppe, David Twichell
western and central Long Island Sound, Old Lyme to Milford, offshore Housatonic River mouth, offshore Norwalk River mouth, offshore Connecticut River mouth, Connecticut, United States, North America, North Atlantic;
Poppe, L.J., and Polloni, Chris, eds., 1998, Long Island Sound environmental studies: URL: http://pubs.usgs.gov/of/1998/of98-502/.