TABLE 5.
Average numbers of antimicrobial-resistant Aeromonas isolates in response to their habitat and sample date
| Source | No. of resistant isolates (103) (CFU/ml) ± SD
|
||||
|---|---|---|---|---|---|
| Sample type
|
Date of sampling
|
Avg | |||
| Sediment | Water | March | July | ||
| Brazos River | 6.5 ± 3.5 | 0.005 ± 0.005 | 1.5 ± 1.5 | 5.0 ± 5.0 | 3.3 ± 4.1 |
| Stevens Playa | 160.0 ± 140.0 | 0.1 ± 0.1 | 150.1 ± 149.9 | 10.0 ± 10.0 | 80.1 ± 127.2 |
| Clapp Playa | 30.0 ± 20.0 | 0.3 ± 0.3 | 25.3 ± 24.7 | 5.0 ± 5.0 | 15.2 ± 20.5 |
| Maxey Playa | 20.0 ± 10.0 | 0.05 ± 0.05 | 15.1 ± 15.0 | 5.0 ± 5.0 | 10.0 ± 12.2 |
| Higinbotham Playa | 10.0 ± 10.0 | 0.05 ± 0.05 | 10.1 ± 10.0 | 0.0 ± 0.0 | 5.0 ± 8.6 |
| Hondo River | 10.0 ± 0.0 | 0.1 ± 0.0 | NSa | 5.1 ± 5.0 | 5.1 ± 5.0 |
| Pecos River | 0.0 ± 0.0 | 0.0 ± 0.0 | NSa | 0.0 ± 0.0 | 0.0 ± 0.0 |
| Rural playa 1 | 0.0 ± 0.0 | 0.1 ± 0.0 | NSa | 0.05 ± 0.05 | 0.05 ± 0.05 |
| Rural playa 2 | 0.0 ± 0.0 | 0.0 ± 0.0 | NSa | 0.0 ± 0.0 | 0.0 ± 0.0 |
| Avg no. of resistant CFU/ml | 33.1 ± 75.3 | 0.09 ± 0.2 | 40.4 ± 88.0 | 3.3 ± 5.8 | |
a
NS, not sampled.