Fig. 4From: Bacteriological quality evaluation of seawater and oysters from the Hansan-Geojeman area in Korea, 2011–2013: impact of inland pollution sourcesMonthly variation of the geometric mean and estimated 90th percentile of fecal coliform levels for seawater samples collected in the designated shellfish growing area (a) and adjacent area (b) of the Hansan-Geojeman area, Korea from 2011 to 2013Back to article page