Global changes in vessel traffic density per vessel categories during January-June 2020

Absolute difference in traffic density during January-June 2020, compared with equivalent months from 2019, and derived using cell-by-cell subtraction. Data is provided in GeoTiff format and structured in monthly folders. Coordinate reference system is Mollweide projection with a WGS84 datum.<br>Vessel categories: (a) count (all vessels), (<b>b</b>) cargo, (<b>c</b>) tanker, (<b>d</b>) passenger, (<b>e</b>) fishing, (<b>f</b>) other vessels.<br><br>