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.

Marine protected areas as a share of territorial waters (%)

201320142015201620172018201920202021202220232024
Mauritania4.14.24.24.24.24.24.24.24.24.24.23.7
Tunisia1.01.11.11.01.01.01.01.01.01.01.01.1
Libya0.00.60.60.60.60.60.60.60.60.60.60.6
Morocco0.50.30.30.50.30.30.30.70.70.70.70.3
Algeria0.10.30.10.10.10.10.10.10.10.10.10.1