Share of marine territorial waters that are protected in Algeria

Algeria: Share of marine territorial waters that are protected was 0.1% in 2025. ▼ Falling

Latest (2025)
0.1%
Change on year
unchanged
World rank
139th
of 174 countries
All-time high
0.3%
in 2014
All-time low
0.1%
in 2013
Years of data
13
2013–2025

Share of marine territorial waters that are protected in Algeria, 2013–2025

0.10.150.20.250.32013201920252013: 0.1 % of territorial waters2014: 0.3 % of territorial waters2015: 0.1 % of territorial waters2016: 0.1 % of territorial waters2017: 0.1 % of territorial waters2018: 0.1 % of territorial waters2019: 0.1 % of territorial waters2020: 0.1 % of territorial waters2021: 0.1 % of territorial waters2022: 0.1 % of territorial waters2023: 0.1 % of territorial waters2024: 0.1 % of territorial waters2025: 0.1 % 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. Measured in % of territorial waters.

Analysis

In 2025, share of marine territorial waters that are protected in Algeria stood at 0.1%. That is the lowest value across all 13 years on record.

That represents a change of unchanged over ten years.

Over the whole period, share of marine territorial waters that are protected in Algeria peaked at 0.3% in 2014 and was at its lowest, 0.1%, in 2013.

Algeria ranks 139th of 174 countries on this measure, in the bottom quarter.

The long-run direction has been consistently falling across the 13 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
2010s 0.1% 0.1% 0.3% 7
2020s 0.1% 0.1% 0.1% 6

Countries ranked near Algeria

  1. 139 Cape Verde 0.1% compare
  2. 139 Cayman Islands 0.1% compare
  3. 139 Dominica 0.1% compare
  4. 139 Grenada 0.1% compare
  5. 139 Liberia 0.1% compare
  6. 139 Maldives 0.1% compare
  7. 139 Papua New Guinea 0.1% compare
  8. 139 Solomon Islands 0.1% compare
  9. 139 Tonga 0.1% compare
  10. 139 Trinidad and Tobago 0.1% compare

See the full ranking of 174 places →

More reference data data for Algeria

All data for Algeria →

Frequently asked questions

What is share of marine territorial waters that are protected in Algeria?
Share of marine territorial waters that are protected in Algeria was 0.1% in 2025, according to Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data.
What is the highest share of marine territorial waters that are protected recorded in Algeria?
The highest recorded value was 0.3% in 2014.
What is the lowest share of marine territorial waters that are protected recorded in Algeria?
The lowest recorded value was 0.1% in 2013.
How does Algeria rank for share of marine territorial waters that are protected?
Algeria ranks 139th out of 174 countries with data for 2025.
Is share of marine territorial waters that are protected rising or falling in Algeria?
Over the last ten years it is unchanged. The long-run trend across the full record is falling.
Where does this Algeria data come from?
The figures 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 part of Share of marine territorial waters that are protected. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 13 observations, free to reuse under CC BY 4.0 (Our World in Data).

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.