TABLE 2.

Detection rates of Gull2 and HF183 host-specific MST markers in samples by filter pore size (0.22- and 5.0-μm) and water source [% detected includes samples within range of quantification (ROQ) and detected but not quantifiable (DNQ)].

Source	Percent detected (N)
	Gull2		HF183
	0.22 μm	5.0 μm	0.22 μm	5.0 μm
Overall	61 (87/143)	71 (102/143)	48 (69/143)	31 (45/143)
River	0 (0/26)	12 (3/26)	73 (19/26)	73 (19/26)
River mouth	39 (5/13)	69 (9/13)	77 (10/13)	46 (6/13)
Shoreline	79 (82/104)	87 (90/104)	39 (40/104)	19 (20/104)