Harmful algal bloom data from NASA range from citizen scientist observations to high-resolution imagery from space. Our datasets and tools help users find and integrate the data they need to detect and forecast dangerous algal blooms.
We are in the process of migrating all NASA Earth science data sites into Earthdata from now until end of 2026. Not all NASA Earth science data and resources will appear here until then. Thank you for your patience as we make this transition.
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