Marine protected areas are areas of intertidal or subtidal terrain--and overlying water and associated flora and fauna and historical and cultural features--that have been reserved by law or other effective means to protect part or all of the enclosed environment.
| 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kazakhstan | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 50.7 | 50.7 | 50.7 | 50.7 | 52.5 |
| Ukraine | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 9.2 | 9.2 | 9.2 | 21.6 |
| Turkmenistan | 2.9 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 4.2 |
| Russian Federation | 3.1 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 |
| Azerbaijan | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 1.0 |