Table 1

Presence (CFU 100 mL−1) of enterococci, number (%) of enterococcal isolates recovered and species composition at particular sites
WWTP Vistula river Total
Gdansk-Wschod Gdynia-Debogorze
W-INF W-BR W-EFF W-MOut D-EFF D-MOut VR
Presence CFU 100 mL−1 (0.7–23) × 107 na (0.1–6.1) × 105 3 – 60 (0.8–3.1) × 105 2 – 80 1 – 30 -
Number (%) of recovered isolates 33 (7.7) 55 (12.8) 82 (19.2) 45 (10.5) 73 (17.1) 71 (16.6) 69 (16.1) 428 (100)
Species composition: number (%) E. faecium 19 (57.6) 36 (65.5) 53 (64.6) 29 (64.4) 41 (56.2) 40 (56.3) 26 (37.7) 244 (57)
E. faecalis 5 (15.2) 8 (14.5) 19 (23.2) 4 (8.9) 19 (26.0) 3 (4.3) 5 (7.2) 63 (14.7)
E. hirae 8 (24.2) 11 (20.0) 7 (8.5) 11 (24.4) 12 (16.4) 27 (38.0) 37 (53.6) 113 (26.4)
E.casseliflavus/gallinarum 1 (3.0) nd 2 (2.5) nd 1 (1.4) nd nd 4 (1.0)
E. durans nd nd 1 (1.2) 1 (2.3) nd 1 (1.4) nd 3 (0.7)
E. avium nd nd nd nd nd nd 1 (1.5) 1 (0.2)

na – not applicable, nd – not detected.

Abbreviations of sampling points’ locations and their description provided in Figure 1.

Sadowy and Luczkiewicz

Sadowy and Luczkiewicz BMC Microbiology 2014 14:66   doi:10.1186/1471-2180-14-66

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