About this Dataset

Bottom Classification 2015 Offshore Wind

The field surveys were conducted for NOAA by SAIC on board M/V Atlantic Surveyor. Full reports and associated files are available for download at https://data.noaa.gov/dataset. Sheet H11649 was surveyed from August 17, 2007 to November 18, 2007. Sheet H11650 was surveyed from September 29, 2007 to November 18, 2007. Sheet H11872 was surveyed from July 16, 2008 to December 19, 2008. Sheet H11873 was surveyed from October 13, 2008 to December 18, 2008. Bottom class polygons with CMECS classifications based on ARC GIS 10.2 maximum likelihood raster classification performed on compiled side scan sonar mosaic raster. Side scan data collected by SAIC and provided by NOAA.

Funding to compile these datasets provided by BOEM under cooperative agreement number: M14AC00007. Data processing and compilation was executed by Maryland Geological Survey.
Organization: State of Maryland
Last updated: 2025-07-26T19:50:17.019218

Tables

Table 1

@usgov.state_of_maryland_bottom_classification_2015_offshore_wind.table_1

9.25 MB
3,133 rows
11 columns

CREATE TABLE table_1 (
  "the_geom" VARCHAR,
  "gis_object_id" BIGINT,
  "bottom_class" BIGINT,
  "sediment_types" VARCHAR,
  "substrate_origin" VARCHAR,
  "substrate_class" VARCHAR,
  "substrate_subclass" VARCHAR,
  "substrate_group" VARCHAR,
  "substrate_subgroup" VARCHAR,
  "gis_shape_area_m" DOUBLE  -- GIS Shape Area (m),
  "gis_shape_length_m" DOUBLE  -- GIS Shape Length (m)
);