Guam vs Hong Kong: Share of marine territorial waters that are protected

Guam
0.0%
in 2025
Hong Kong
0.0%
in 2025
Guam rank
150th
Hong Kong rank
150th

Share of marine territorial waters that are protected over time

  • Guam
  • Hong Kong
00.020.040.060.080.1201320192025

How they compare

Guam currently reports 0.0% against 0.0% in Hong Kong, a difference of 0.0%.

Across all 5 years both countries report, Hong Kong has been ahead every year.

Guam ranks 150th and Hong Kong ranks 150th of 174 countries.

Head to head by decade

Decade Guam Hong Kong Difference Ahead
2010s 0.0% 0.0% 0.0%
2020s 0.0% 0.0% 0.0%

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of marine territorial waters that are protected, Guam or Hong Kong?
Guam, at 0.0% against 0.0% in Hong Kong as of 2025.
What is the difference in share of marine territorial waters that are protected between Guam and Hong Kong?
0.0%, with Guam ahead.
How many years of comparable data are there for Guam and Hong Kong?
5 years are reported by both, from 2018 to 2025.
How do Guam and Hong Kong rank globally for share of marine territorial waters that are protected?
Guam ranks 150th and Hong Kong ranks 150th of 174 countries.
Where does this data come from?
Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data, published as Share of marine territorial waters that are protected. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Share of marine territorial waters that are protected
Unit
% of territorial waters
Source
Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
174 places, 2,223 data points, 2013–2025
Last refreshed

Marine protected areas are regions of intertidal or sub-tidal land and associated water, flora and fauna, and cultural and historical features that have been legally or effectively reserved for protection.