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. Author manuscript; available in PMC: 2010 Nov 1.
Published in final edited form as: Mar Pollut Bull. 2009 Aug 6;58(11):1649–1656. doi: 10.1016/j.marpolbul.2009.07.003

Table 1.

Results for the enterococci load per event, animal enumeration, and total contribution for people, dogs, birds, and shrimp mounds given the instantaneous enumeration results. Maximum contributions per image correspond to the product of the average value of the enterococci contribution per event and the maximum numbers of animals or humans observed.

Source Enterococci Enumeration Enterococci Load (CFU per image)
Type Daya (CFU/event) Maximum Average Maximum Average
W 2,644 1,088 4.6 × 109 1.9 × 109
People D 1.7 × 106, b 276 55 4.8 × 108 9.6 × 107
A 2,644 129 2.5 × 109 9.9 × 108

W 196 66 6.3 × 1011 2.1 × 1011
Dogs D 3.2 × 109 89 11 2.9 × 1011 3.6 × 1010
A 196 19 4.6 × 1011 1.2 × 1011

Birds A 4.7 × 105 587 150 2.7 × 108 7.0 × 107

Shrimp D 1.0 × 101 1,837 984 1.9 × 104 1.0 × 104
a

W = Overall weekend (non-holiday weekend and holiday weekends), D = Weekday daylight hours, A= All 7 days of the week

b

Refers to one person swimming 3 times during a beach visit