| Region | Variables Sites | Abt. (Ind./m2) | Abd. (Ind./m2) | Abd. (Ind./m2) | Biom. | Abd. (Ind./m2) | Abd. epig. (Ind./m2) | Abd. (Ind./m2) | Biom. (g/m2) | Biom. epig. (g/m2) | Biom. (g/m2) | IDS |
| El Madher (sites irrigated by wastewaters downstream of El Gourzi effluent) | S1 | M | 16,60 | 5,20 | 11,40 | 5,08 | 3,00 | 0,40 | 1,80 | 1,84 | 0,16 | 0,80 | 1,945 | SD | 13,939 | 3,493 | 10,455 | 3,513 | 0,707 | 0,548 | 2,490 | 0,689 | 0,230 | 1,131 | / | S2 | M | 19,40 | 11,20 | 9,20 | 10,35 | 4,60 | 0,00 | 6,60 | 2,07 | 0,00 | 6,51 | 1,401 | SD | 3,647 | 2,950 | 3,899 | 1,041 | 2,074 | 0,000 | 2,191 | 1,324 | 0,000 | 2,063 | / | S3 | M | 9,80 | 3,00 | 7,00 | 5,65 | 2,40 | 0,00 | 0,80 | 3,59 | 0,00 | 0,66 | 1,425 | SD | 1,643 | 1,000 | 0,707 | 1,832 | 1,140 | 0,000 | 0,447 | 2,086 | 0,000 | 0,521 | / | S4 | M | 43,80 | 34,40 | 9,00 | 20,04 | 28,00 | 2,00 | 5,20 | 10,56 | 1,37 | 7,52 | 2,192 | SD | 13,755 | 16,165 | 3,536 | 5,726 | 21,319 | 3,464 | 5,541 | 8,248 | 2,614 | 7,712 | | S5 | M | 49,60 | 26,80 | 22,80 | 37,56 | 19,80 | 0,00 | 7,00 | 18,86 | 0,00 | 9,38 | 1,759 | SD | 7,162 | 6,496 | 11,167 | 6,361 | 7,014 | 0,000 | 3,082 | 6,887 | 0,000 | 3,190 | / | S6 | M | 38,60 | 21,40 | 17,20 | 19,22 | 15,40 | 0,80 | 5,40 | 6,40 | 0,12 | 6,33 | 1,799 | SD | 22,041 | 9,813 | 13,498 | 8,450 | 5,320 | 1,789 | 3,507 | 1,620 | 0,264 | 3,985 | / |
| Ouled Si Slimane (sites irrigated by natural water of El Kochbi effluent) | S7 | M | 34,40 | 15,20 | 18,40 | 21,05 | 0,60 | 0,00 | 14,60 | 0,17 | 0,00 | 14,11 | 0,636 | SD | 6,229 | 5,586 | 9,099 | 7,948 | 0,894 | 0,000 | 5,639 | 0,244 | 0,000 | 7,175 | / | S8 | M | 7,00 | 1,20 | 5,80 | 2,89 | 0,60 | 0,00 | 0,60 | 0,52 | 0,00 | 0,47 | 0,906 | SD | 4,416 | 1,789 | 3,962 | 2,627 | 1,342 | 0,000 | 0,894 | 1,167 | 0,000 | 0,663 | / | S9 | M | 2,60 | 0,40 | 2,20 | 2,21 | 0,00 | 0,20 | 0,20 | 0,00 | 0,19 | 0,19 | 1 | SD | 2,793 | 0,548 | 2,683 | 2,308 | 0,000 | 0,447 | 0,447 | 0,000 | 0,434 | 0,420 | / |
| Ranges values (site) | Max | S5 | S4 | S5 | S5 | S4 | S4 | S7 | S5 | S4 | S7 | S4 | Min | S9 | S9 | S9 | S9 | S9 | S9 | S9 | S9 | S8/S2/S3/ S5/S7/S8 | S9 | S7 |
| ANOVA results | Effect Fd | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | / | F | 13.40 | 14,61 | 3,66 | 25,95 | 8,68 | 1,27 | 9,81 | 14,00 | 1,24 | 7,55 | / | P | 0.000 | 0.003 | 0.000 | 0.000 | 0.000 | 0.287 | 0.000 | 0.000 | 0.301 | 0.000 | / |
|
|