Guam

GUAM PROTECTION COVERAGE

Guam

15

Protected Area Count

0

Management Effectiveness Assessments

42.23 km² / 208,222.10 km² (0.02%) Protected

Marine

22.55 km² / 543.71 km² (4.15%) Protected

Terrestrial

These statistics might differ from those reported officially by countries due to difference in methodologies and datasets used to assess protected area coverage and differences in the base maps used to measure terrestrial and marine area of a country or territory.

Source: from ProtectedPlanet.net.

BIODIVERSITY

Species
Total: 1474
Endemic: 6
Threatened: 17
Threatened Endemic: 0
Explore the IUCN Red List
Key Biodiversity Areas

No data available.

Warm Water Coral Data

No data available.

COUNTRY PROFILES

Protected Areas
Protected Areas on Protected Planet (WDPA)
UN Biodiversity Lab
Biodiversity
BIOPAMA Country Biodiversity Indicators
IBAT Biodiversity Profile
GBIF Biodiversity Profile
JRC eConservation Funding Database
Natureserve Science and Conservation Dashboard
Pacific Biodiversity Information Facility
CBD Country Profile
CBD National Reports and NBSAPs
Other
SPREP Country Profile
National Environment Data Portal
UN Data Country Profile
World Bank Country Page
UNEP-WCMC and IUCN 2025,
Protected Planet: The World Database on Protected Areas (WDPA)/The Global Database on Protected Areas Management Effectiveness (GD-PAME),
May 2025, Cambridge, UK: UNEP-WCMC and IUCN.
Available at: www.protectedplanet.net.
Designation Reported Area Reported Marine Area IUCN Category Management Plan Status Status Year WDPA ID
Tumon Bay Preserve Marine Protected Area 4.54km² 0.00km² IV MPA Programmatic Management Plan Designated 1997 555655711
Guam National Wildlife Refuge 4.93km² 0.00km² IV Not Reported Designated 1993 555655993
Achang Reef Flat Preserve Marine Protected Area 4.63km² 0.00km² IV MPA Programmatic Management Plan Designated 1997 555655548
Haputo Ecological Reserve Area Ecological Reserve Marine Protected Area 1.24km² 0.00km² IV Site-Specific Management Plan Designated 1984 555655620
Orote Ecological Reserve Area Ecological Reserve Marine Protected Area 0.75km² 0.00km² IV Site-Specific Management Plan Designated 1984 555655669
Pati Point Preserve Marine Protected Area 19.99km² 0.00km² IV MPA Programmatic Management Plan Designated 1997 555655672
Piti Bomb Holes Preserve Marine Protected Area 3.64km² 0.00km² IV MPA Programmatic Management Plan Designated 1997 555655675
Sasa Bay Marine Preserve Marine Protected Area 3.12km² 0.00km² IV MPA Programmatic Management Plan Designated 1997 555655691
Bolanos Conservation Area 11.54km² 0.00km² V Not Reported Designated 555583315
War in the Pacific National Historical Park Marine Protected Area 7.72km² 0.00km² V Site-Specific Management Plan Designated 1978 555584771
Masso River Reservoir Area Natural Reserve 0.08km² 0.00km² V Not Reported Designated 555584918
Mariana Trench National Wildlife Refuge Marine Protected Area 204681.26km² 0.00km² IV Site-Specific Management Plan Designated 2009 555586815
Mariana Arc Of Fire National Wildlife Refuge Marine Protected Area 221.34km² 0.00km² IV Site-Specific Management Plan Designated 2009 555586990
Guam National Wildlife Refuge Marine Protected Area 4.93km² 0.00km² IV Site-Specific Management Plan Designated 1993 315063
Anao Conservation Area 3.12km² 0.00km² V Not Reported Designated 555583312
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