Geochemical Parameters | El-Burullus Lake | El-Manzala Lake | El-Bardawil Lake | |||
range | average ± SD | range | average ± SD | range | average ± SD | |
Sand (%) | 11.72 - 49.32 | 29.80 ± 18.68 | 14.88 - 63.83 | 39.15 ± 24.28 | 34.16 - 88.25 | 67.47 ± 35.76 |
Silt (%) | 50.96 - 85.95 | 69.14 ± 18.68 | 36.18 - 83.19 | 59.47 ± 24.28 | 14.22 - 61.42 | 31.09 ± 35.76 |
Organic carbon (%) | 1.34 - 3.31 | 2.16 ± 0.87 | 2.71 - 4.90 | 3.92 ± 1.42 | 0.40 - 2.53 | 1.34 ± 1.30 |
Water content (%) | 38 - 65 | 54 ± 11.93 | 56 - 74 | 64 ± 11.58 | 22 - 61 | 37 ± 18.18 |
H2S (mg·g−1) | 25 - 419 | 168.7 ± 134.85 | 6 - 249 | 58.7 ± 75.17 | 0.89 - 238 | 86.3 ± 110.25 |
Inorganic Phosphorus (µg·g−1) | 574 - 1098 | 780 ± 232.61 | 245 - 893 | 361 ± 151.93 | 122 - 326 | 203 ± 130.90 |
Organic Phosphorus (µg·g−1) | 160 - 335 | 165 ± 159.10 | 168 - 286 | 210 ± 62.14 | 47 - 174 | 88 ± 63.47 |
Total Phosphorus (µg·g−1) | 761 - 1244 | 972 ± 192.71 | 511 - 1232 | 833 ± 156.88 | 193 - 413 | 274 ± 166.45 |
Total Nitrogen (%) | 0.88 - 1.92 | 1.23 ± 0.08 | 1.84 - 2.39 | 2.08 ± 0.09 | 0.84 - 1.06 | 0.95 ± 0.05 |