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Turquoise Swirls in the Black Sea

|thumb|Algal blooms (seen with turquoise swirls) within the Black Sea]] [[

Turquoise Swirls in the Black Sea

|thumb|Algal bloom within the Black Sea]]

[[Turquoise Swirls in the Black Sea|thumb|Algal blooms within the Black Sea as seen by the turquoise swirls]]