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Federal
Guam, Mariana swiftlet colony size and nest counts, 2019-2023
Department of the Interior —
The yǻyaguak (Mariana swiftlet; Aerodramus bartschi) is an endangered cave-nesting species historically found on Guam and the southern Mariana Islands, Micronesia.... -
Federal
Guam, Post-storm Mariana swiftlet colony size and nest counts, 2023
Department of the Interior —
The Yǻyaguak (Mariana Swiftlet; Aerodramus bartschi) is an endangered cave-roosting species native to Guam and southern Mariana Islands, Micronesia. On May 24-25,... -
Federal
Guam, Mariana swiftlet counts, 2019-2023
Department of the Interior —
The yǻyaguak (Mariana swiftlet; Aerodramus bartschi) is an endangered cave-nesting species historically found on Guam and the southern Mariana Islands, Micronesia.... -
Federal
Guam, Mariana swiftlet nest cluster counts, 2019-2023
Department of the Interior —
The yǻyaguak (Mariana swiftlet; Aerodramus bartschi) is an endangered cave-nesting species historically found on Guam and the southern Mariana Islands, Micronesia....