Parameters | Unit | Non-variant values | Winter | Spring | Summer | Autumn | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Area | km² | 7.78 | |||||||||||
Depth | m | 0.50 | |||||||||||
Average system volume | m³ | 3,890,000 | |||||||||||
Precipitation | - | 156 | - | 1,299 | |||||||||
Evaporation | 30,007 | 40,012 | 56,428 | 27,051 | |||||||||
Contribution from shrimp farm | m³ day | - | - | 31.3 | 31.3 | ||||||||
Contribution from the sea | 30,007 | 39,857 | 54,461 | 25,752 | |||||||||
Residence time | days | 0.9 | 0.4 | 1.6 | 0.5 |
Units | Spring | Summer | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
El Rancho | Empalme | El Rancho | Empalme | ||||||||||||||
Mean | SD | min | max | Mean | SD | min | max | Mean | SD | min | max | Mean | SD | min | max | ||
Temperature | °C | 19.6 | 0.28 | 19.04 | 19.94 | 20.38 | 0.34 | 19.87 | 21.25 | 30.15 | 1.33 | 28.5 | 32.24 | 31.16 | 1.26 | 29 | 33.94 |
DO | mg l-1 | 6.26 | 0.53 | 5.65 | 7.07 | 6.84 | 0.5 | 6.02 | 7.66 | 4.21 | 0.83 | 3.19 | 5.83 | 4.76 | 1.06 | 3.03 | 7.14 |
Salinity | PSU | 38.55 | 0.44 | 37.95 | 39.56 | 37.93 | 0.24 | 37.48 | 38.43 | 38.41 | 1.25 | 36.73 | 40.78 | 35.45 | 3.09 | 29.87 | 39.4 |
NO2+NO3 | μM | 0.38 | 0.09 | 0.24 | 0.49 | 0.35 | 0.13 | 0.08 | 0.76 | 0.15 | 0.05 | 0.09 | 0.25 | 0.1 | 0.05 | 0.05 | 0.22 |
NH4 | 0.52 | 0.3 | 0.2 | 1.12 | 0.49 | 0.48 | 0.1 | 2.44 | 0.51 | 0.35 | 0.07 | 1.16 | 0.46 | 0.49 | 0.01 | 2.3 | |
PO4 | 1.4 | 0.24 | 0.91 | 1.73 | 1.63 | 0.19 | 1.2 | 1.97 | 0.96 | 0.2 | 0.69 | 1.44 | 0.84 | 0.19 | 0.55 | 1.26 | |
Chl |
mg m-3 | 1.06 | 1.65 | 0.02 | 5.92 | 0.57 | 0.42 | 0.02 | 1.64 | 0.77 | 0.75 | 0.04 | 2.73 | 1.25 | 1.2 | 0 | 3.29 |