Explore Marine Protection
all marine protected areas
on the high seas
by MPA Guide protection status
by Regulation-Based Classification System
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Regulation-Based Classification System Marine Protection
of ocean area
is implemented and in RBCS levels 1-3
is implemented and in RBCS levels 4-7
of the area in designated zones has been assessed to date
The Regulation-Based Classification System (RBCS) classifies MPAs using a globally applicable, decision tree framework based on regulations using an increasing gradient of impacts of uses (1-8).
Click on an MPA zone in the map for more information. Use the filter charts below to display a subset of MPA zones.
Note: only areas that meet the
of MPA are shown here.
zones are visible within the map.
show 16,553 unassessed MPA zones
RBCS Protection Level
RBCS 1: No-take / No-go
RBCS 2: No-take / Regulated Access
RBCS 3: No-take / Unregulated Access
RBCS 4: Highly Regulated Extraction
RBCS 5: Moderately Regulated Extraction
RBCS 6: Weakly Regulated Extraction
RBCS 7: Very Weakly Regulated Extraction
RBCS 8: Unregulated Extraction
Designated / implemented
Designated / unimplemented
Proposed / committed
RBCS Assessment Status
last updated: 2021-06-08
Marine Conservation Institute