Sea, ocean and coast

Browse sea, ocean and coast data products, tools and services

Colourful lines with annual dates curve around a coastline image

DEA Coastlines

Satellite data combined with tidal modelling to map typical annual locations of mean sea level coastlines since 1988

DEA Coastlines View product
blue and purple coastal lines along satellite image of curving coast

DEA Intertidal Elevation

Australia's intertidal zone mapped in 3D, providing 25 m resolution elevation data of beaches, tidal flats and shores

DEA Intertidal Elevation View product
red, yellow and blue illustrated overlay along curved coastline image as captured by satellite

DEA Intertidal Extents

Lowest and highest observed tides for a chosen geographic cell, revealing the satellite-observed tidal range

DEA Intertidal Extents View product
satellite image of coast and water showing protruding sandy island

DEA High and Low Tide Imagery

Cloud-free mosaics of the Australian coast, calculating geometric medians of highest and lowest 20% of tides

DEA High and Low Tide Imagery View product
satellite image of branching green landscape showing blue water

DEA Mangrove Canopy Cover

Annual maps that break canopy into three classes according to greenness of satellite image pixels at 25 m resolution

DEA Mangrove Canopy Cover Learn more