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Displaying Ratings

Ratings provide a visual representation of a country’s performance on the indicator.


Legend

Click on a country to see its performance.

SDG achieved

Challenges remain

Significant challenges remain

Major challenges remain

Information unavailable


Description

The clean waters subgoal of the Ocean Health Index measures to what degree marine waters under national jurisdictions have been contaminated by chemicals, excessive nutrients (eutrophication), human pathogens, and trash.

Long-Term Objective

Technical Optimum

The long-term objective for this indicator is a value of 100.

Reference

Ocean Health Index


Select one of the SDGs to see it on the map or display the overall scores

Ocean Health Index: Clean Waters score