1. Coastal and Marine Hazards and Resources
  2. Geoscience Data System

Field Activity 1996-032-FA

Identifier 1996-032-FA
Purpose Continue multibeam bathymetric and sidescan sonar survey of Stellwagen Bank NMS.
Location Stellwagen Bank region, North America, North Atlantic;
Summary This field activity, originally scheduled for 1995, was rescheduled and concluded in 1996. Information also appears under Field Activity # 95033.
Comments Original Center People field contained: Page Valentine, Bill Danforth, and others. Project = Stellwagen Bank NMS Mapping Project, Stellwagen Bank NMS Mapping Project
URL
Platform
Creed
Length: 20.4 m (66 ft 11 in); Beam: 9.75 m (32 ft 0 in).
Itinerary
Start Gloucester, MA 1996-04-02
End Gloucester, MA 1996-04-26
Days in the field 19
Bounds
West -70.6
East -70.03
North 42.8
South 42.32

Personnel

Organization
384 Woods Hole Road
Quissett Campus
Woods Hole, MA02543-1598
(508) 548-8700
Principal investigators Page C Valentine
Crew members
William W Danforth
Scientist, Staff
Page C Valentine
Scientist, Staff
Affiliate principal Larry Mayer - NOAA; John Hughes-Clark - UNB
Affiliate staff Larry Mayer - NOAA, Eddie Radford - NOS, John Hughes-Clark - UNB

Data types and categories

Data category: Sonar, Location-Elevation
Data type: Multibeam, Navigation

Equipment used

Equipment Usage description Data types Datasets
Simrad EM 1000 Multibeam 21
DGPS Navigation (no data reported)

Datasets

Datasets compiled from multiple sources

Dataset name Equipment Description Dataset contact
mb_5mctr9x9 Simrad EM 1000 5-m interval contours of smoothed multibeam bathymetry of Massachusetts Bay. The series report also provides an unsmoothed version of the 5-m contours. Brad Butman
mb_10mctr9x9 Simrad EM 1000 10-m interval contours of smoothed multibeam bathymetry of Massachusetts Bay. The series report also provides an unsmoothed version of the 10-m contours. Brad Butman
mb_backgs10m Simrad EM 1000 10-m resolution gray-scale image of multibeam backscatter intensity in Massachusetts Bay. Also available from the series report in 20m and 30m resolutions. Bradford Butman
mb_backpc10m Simrad EM 1000 10-m resolution image of shaded relief multibeam bathymetry in Massachusetts Bay, pseudocolored by backscatter intensity. Also available from the series report in 20-m and 30-m resolutions. Bradford Butman
mb_bathygs10m Simrad EM 1000 10-m resolution gray-scale image of multibeam bathymetry in Massachusetts Bay. Also available from the series report in 20-m and 30-m resolutions. Bradford Butman
mb_srelief10m Simrad EM 1000 10-m resolution image of shaded relief multibeam bathymetry in Massachusetts Bay. Also available from the series report in 20m and 30m resolutions. Bradford Butman
mb_bathyclr10m Simrad EM 1000 10-m resolution image of shaded relief multibeam bathymetry in Massachusetts Bay, colored by water depth. Also available from the series report in 20-m and 30-m resolutions. Bradford Butman
mb_bathy10m Simrad EM 1000 10-m resolution grid of multibeam bathymetry in Massachusetts Bay. Also available from the series report in 20m and 30m resolutions. Bradford Butman
bathy_SIM2840 Simrad EM 1000 Digital vector bathymetric/topographic contours of the sea floor in the Stellwagen Bank National Marine Sanctuary region (5-m contours) Page C Valentine
bcksctter_SIM2840 Simrad EM 1000 Backscatter intensity and sun-illuminated topographic imagery of the seafloor in the Stellwagen Bank National Marine Sanctuary region. Page C Valentine
ridges0_SIM2840 Simrad EM 1000 Boulder ridges less than 1 m high on the sea floor of the Stellwagen Bank National Marine Sanctuary region. The boulder ridges were identified using multibeam topographic imagery and backscatter intensity of the seabed and video and photographic images collected from 1994 to 2003. Page C Valentine
ridges1_SIM2840 Simrad EM 1000 Boulder ridges greater than or equal to 1 m high on the sea floor of the Stellwagen Bank National Marine region. The boulder ridges were identified using multibeam topographic imagery and backscatter intensity of the seabed and video and photographic images collected from 1994 to 2003. Page C Valentine
sbnmsallsta_SIM2840 Simrad EM 1000 Sample and video stations located in the Stellwagen Bank National Marine Sanctuary region. Stations represent the location of a sediment sample and/or the end of a video transect. Page C Valentine
sbnmsallvid_SIM2840 Simrad EM 1000 Video transects of the sea floor in the Stellwagen Bank National Marine Sanctuary region. This dataset contains polylines showing extents of video transects documenting seabed characteristics in the Stellwagen Bank National Marine Sanctuary Region off Boston, Massachusetts, an area of approximately 1100 nautical square miles. Page C Valentine
slope_SIM2840 Simrad EM 1000 Sea floor slope analysis for the Stellwagen Bank National Marine Sanctuary region. The slope analysis provides an interpretation of the seabed features in the highly variable geomorphology of the Stellwagen Bank National Marine Sanctuary region. Page C Valentine
sunillum_SIM2840 Simrad EM 1000 Sun-illuminated topographic imagery of the seafloor in the Stellwagen Bank National Marine Sanctuary region Page C Valentine
q6_13mbathy Simrad EM 1000 Swath bathymetry 13-m-cell-size grid of quadrangle 6 on Stellwagen Bank offshore of Boston, Massachusetts collected by the U.S. Geological Survey aboard the Frederick G. Creed from 1994-1996 Page C Valentine
SIM3341_geologic_interp Simrad EM 1000 Polygon shapefile of the interpretation of the seabed geologic substrates in quadrangle 6 of the Stellwagen Bank National Marine Sanctuary region offshore of Boston, Massachusetts based on data collected by the U.S. Geological Survey from 1993-2004 Page C Valentine
SIM3341_1m_contours Simrad EM 1000 Polyline shapefile of a portion of the 1-meter (m) contours in quadrangle 6 of the Stellwagen Bank Survey Area offshore of Boston, Massachusetts necessary to show small features not displayed by 5-m contours - based on bathymetry data collected by the U.S. Geological Survey from 1994-1996 Page C Valentine
q5_13mbathy Simrad EM 1000 Swath bathymetry 13-m-cell-size grid of quadrangle 5 on Stellwagen Bank offshore of Boston, Massachusetts collected by the U.S. Geological Survey aboard the CCGS Frederick G. Creed from 1994-1996. The purpose of this dataset is to release the 13-meter by 13-meter cell-size bathymetry grid that was used as the basis for analysis and the interpretation of quadrangle 5 of the Stellwagen Bank National Marine Sanctuary region. Page C Valentine
q5_1m_contours Simrad EM 1000 Portion of the 1-meter (m) contours in quadrangle 5 of the Stellwagen Bank Survey Area offshore of Boston, Massachusetts based on bathymetry data collected by the U.S. Geological Survey from 1994-1996. The purpose of this dataset is to release the 1-meter (m) contours that are used in quadrangle 5 Stellwagen Bank geologic interpretation maps that aid in interpretation. Page C Valentine

Datasets not currently associated with specific equipment

Dataset name Description Dataset contact
rugged_SIM2840 Sea floor ruggedness analysis for the Stellwagen Bank National Marine Sanctuary region. The Terrain Ruggedness Index provides an interpretation of the seabed features in the highly variable geomorphology of the Stellwagen Bank National Marine Sanctuary region. Page C Valentine
q5_geologic_interp Interpretation of the seabed geologic substrates in quadrangle 5 of the Stellwagen Bank National Marine Sanctuary region offshore of Boston, Massachusetts based on data collected by the U.S. Geological Survey from 1993-2019. Page C Valentine

Publications

Samples collected during this field activity