In Part 3 of the The Maritime Zones Act 2013 states that the exclusive economic zone of Niue comprises those areas of the sea,
seabed and subsoil that are beyond and adjacent to the territorial sea having as their outer limits a line measured seaward from the baseline described in section 4, every point of which line is not more than 200 nautical miles from the nearest point of the baseline.
https://www.un.org/depts/los/LEGISLATIONANDTREATIES/PDFFILES/niu_mariti…
Resource contains raster files for a Digital Elevation Model (DEM) and derived hillshade for Tuvalu.
The ASTER Global Digital Elevation Model (GDEM) Version 3 (ASTGTM) provides a global digital elevation model (DEM) of land areas on Earth at a spatial resolution of 1 arc second (approximately 30 meter horizontal posting at the equator).
Atlas of Living Australia data on invasive alien species found in Tuvalu
Resource contains raster files for a Digital Elevation Model (DEM) and derived hillshade for Vanuatu.
The ASTER Global Digital Elevation Model (GDEM) Version 3 (ASTGTM) provides a global digital elevation model (DEM) of land areas on Earth at a spatial resolution of 1 arc second (approximately 30 meter horizontal posting at the equator).
Resource contains raster files for a Digital Elevation Model (DEM) and derived hillshade for Samoa.
The ASTER Global Digital Elevation Model (GDEM) Version 3 (ASTGTM) provides a global digital elevation model (DEM) of land areas on Earth at a spatial resolution of 1 arc second (approximately 30 meter horizontal posting at the equator).