Fig. 1

Sampling sites of inland pollution sources (▲), seawater (●), and mussels from the Changseon area of the Korean coast. A black closed line represents the boundary line of the designated shellfish-producing area
Sampling sites of inland pollution sources (▲), seawater (●), and mussels from the Changseon area of the Korean coast. A black closed line represents the boundary line of the designated shellfish-producing area