Dataset includes:a) an orthomosaic (GeoTIFF) of a coral reef site (La Chola) in a protected area (Utría National Park) of the Pacific coast of Colombia in the tropical eastern Pacific region. The orthomosaic was constructed using 110 RGB pictures collected with an UAV (DJI Phantom 4) flying at an altitude of 100 m. b) an orthomosaic (GeoTIFF) of an intertidal rocky shore site (Punta Diego) in a protected area (Utría National Park) of the Pacific coast of Colombia in the tropical eastern Pacific region. The orthomosaic was constructed using 312 RGB pictures collected with an UAV (DJI Phantom 4) flying at an altitude of 60 m.c) an orthomosaic (GeoTIFF) of a mangrove site (La Chunga) in a protected area (Utría National Park) of the Pacific coast of Colombia in the tropical eastern Pacific region. The orthomosaic was constructed using 98 RGB pictures collected with an UAV (DJI Phantom 4) flying at an altitude of 100 m.