Bathymetric Bathymetric Position Index (BPI) Zones 40 m grid derived from gridded bathymetry of Howland Island, Pacific Remote Island Areas, Central Pacific.
BPI Zones are derived from gridded (40 m cell size) multibeam bathymetry, collected aboard R/V AHI and NOAA ship Hi'ialakai. BPI Zones was created using the Benthic Terrain Modeler (http://www.csc.noaa.gov/products/btm/). Cell values represent one of 4 classes (crest, depression, slope, flat) in an index of seafloor …