Meteorological conditions during the investigation
period were as follows: air temperature and water temperature
were higher during the rainy season than the
dry one, with daily means 24.2 and 20.3 °C for air
temperature and 26.9 and 21 °C for water temperature,
respectively. Daily means of rainfall were 16.35 mm in
the rainy and 0.06 mm in the dry seasons.