TABLE 1.
Seasonal distribution of the total density of Vibrio parahaemolyticus in oysters, water temperature, and salinity in the southern coastal area of Sao Paulo state, Brazil
| Variable | Season | No. of samples | Meana | SD | Range |
|---|---|---|---|---|---|
| Vibrio parahaemolyticus | Winter | 35 | 2.44 A | 1.06 | <0.48-4.38 |
| density (log10 | Spring | 29 | 3.26 B | 1.17 | 1.04-5.04 |
| MPN/g) | Summer | 24 | 3.47 B | 0.75 | 1.54-5.04 |
| Fall | 35 | 3.48 B | 1.01 | 1.04-5.04 | |
| Temp (°C) | Winter | 35 | 20.1 A | 1.9 | 14.4-24.0 |
| Spring | 29 | 23.6 B | 1.8 | 20.0-26.0 | |
| Summer | 24 | 26.7 C | 1.4 | 24.1-29.2 | |
| Fall | 35 | 23.9 B | 2.2 | 20.6-28.3 | |
| Salinity (ppt) | Winter | 35 | 22.3 A | 4.5 | 12.2-29.8 |
| Spring | 29 | 20.2 AB | 4.4 | 11.2-29.4 | |
| Summer | 24 | 18.2 B | 4.3 | 5.3-25.2 | |
| Fall | 35 | 21.8 A | 3.9 | 8.7-28.2 |
a
Values with different letters are significantly different (P < 0.05).