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2001-2003 IKONOS Imagery for Guam and the Commonwealth of the Northern Mariana Islands (CNMI) Utilized to Map Shallow Water Benthic Habitats

Published by NOAA's Ocean Service, National Centers for Coastal Ocean Science (NCCOS) | National Oceanic and Atmospheric Administration, Department of Commerce | Metadata Last Checked: January 27, 2026 | Last Modified: 2004-01-01T00:00:00.000+00:00
This project is a cooperative effort among the National Ocean Service, National Centers for Coastal Ocean Science, Center for Coastal Monitoring and Assessment; the University of Hawaii; and Analytical Laboratories of Hawaii, LLC. IKONOS imagery was purchased to support the Pacific Islands Geographic Information System (GIS) project and the National Ocean Service's (NOS) coral mapping activities. One-meter panchromatic and four-meter multi-spectral data were purchased for each study area. The enhanced spectral resolution of multispectral imagery and control of bandwidths of multispectral data yield an advantage over color aerial photography particularly when coral health and time series analysis of coral reef community structure are of interest. The IKONOS imagery was processed to minimize atmospheric and water column effects. Photointerpreters can accurately and reliably delineate boundaries of features in the imagery as they appear on the computer monitor using a software interface such as the Habitat Digitizer.

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CoRIS_Metadata Mapping the shallow-water coral reef ecosystems of American Samoa, Guam, and the Northern Marianas 1209 coral seagrass SAV reef IKONOS IKONOS imagery benthic habitat mangrove remotely sensed imagery/photos Map Images > Ikonos EARTH SCIENCE > Biosphere > Zoology > Corals > Reef monitoring and assessment > Mapping > Habitat mapping EARTH SCIENCE > Biosphere > Zoology > Corals > Reef monitoring and assessment > Remote sensing > Satellite (digital scans) > IKONOS Guam and the Commonwealth of the Northern Mariana Islands OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Guam > Guam (13N144E0000) COUNTRY/TERRITORY > United States of America > Guam > Guam (13N144E0000) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Mariana Archipelago > Northern Mariana Islands ( CNMI ) (18N146E0000) COUNTRY/TERRITORY > Northern Mariana Islands > Northern Mariana Islands > Northern Mariana Islands ( CNMI ) (18N146E0000) COUNTRY/TERRITORY > Northern Mariana Islands > Agrihan Island > Agrihan Island (18N145E0002) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Aguihan Island Reefs > Aguihan Island (Aguijan) (14N145E0006) COUNTRY/TERRITORY > Northern Mariana Islands > Alamagan Island > Alamagan Island (17N145E0002) COUNTRY/TERRITORY > Northern Mariana Islands > Anatahan > Anatahan Island (16N145E0001) COUNTRY/TERRITORY > Northern Mariana Islands > Asuncion Island > Asuncion Island (19N145E0001) COUNTRY/TERRITORY > Northern Mariana Islands > Farallon de Medinilla > Farallon de Medinilla (16N145E0002) COUNTRY/TERRITORY > Northern Mariana Islands > Farallon de Pajaros > Farallon de Pajaros (20N144E0001) COUNTRY/TERRITORY > Northern Mariana Islands > Guguan > Guguan Island (17N145E0001) COUNTRY/TERRITORY > Northern Mariana Islands > Maug > Maug Island (20N145E0001) COUNTRY/TERRITORY > Northern Mariana Islands > Saipan > Saipan Island (15N145E0002) COUNTRY/TERRITORY > Northern Mariana Islands > Pagan > Pagan Island (18N145E0001) COUNTRY/TERRITORY > Northern Mariana Islands > Rota > Rota Island ( Luta ) (14N145E0007) COUNTRY/TERRITORY > Northern Mariana Islands > Tinian > Tinian Island (14N145E0005) COUNTRY/TERRITORY > Northern Mariana Islands > Sarigan Island > Sarigan Island (16N145E0003) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Agrihan Island > Agrihan Island (18N145E0002) COUNTRY/TERRITORY > Northern Mariana Islands > Aguihan > Aguihan Island (Aguijan) (14N145E0006) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Alamagan Island > Alamagan Island (17N145E0002) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Anatahan Island > Anatahan Island (16N145E0001) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Farallon de Medinilla > Farallon de Medinilla (16N145E0002) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Farallon de Pajaros > Farallon de Pajaros (20N144E0001) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Guguan Island > Guguan Island (17N145E0001) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Maug Island > Maug Island (20N145E0001) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Rota Island > Rota Island ( Luta ) (14N145E0007) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Saipan Island > Saipan Island (15N145E0002) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Sarigan Island > Sarigan Island (16N145E0003) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Tinian Island Reefs > Tinian Island (14N145E0005) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Pagan Island > Pagan Island (18N145E0001) OCEAN BASIN > Pacific Ocean > Western Pacific Ocean > Asuncion Island > Asuncion Island (19N145E0001)

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