Table 2
Caddisflies (Trichoptera) recorded in the reservoirs R1, R2 and R3. FG − functional group based on feeding and current preferences, Wze − stenotopy index of the species, Den − density (per sample), D − dominance, C − constancy of occurrence. Eudominant species given in bold.
| No. | Species | Code | FG | Wze | Reservoir 1 | Reservoir 2 | Reservoir 3 | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feeding | Current | Den | D | C | Den | D | C | Den | D | C | ||||
| 1. | Agraylea sexmaculata Curt. | Agr_sex | alg-pie | lib | 16 | 4 | 1.57 | 8 | – | – | – | – | – | – |
| 2. | Agrypnia obsoleta (Hag.) | Agr_obs | pre-shr | lip | 8 | 6 | 2.36 | 8 | – | – | – | – | – | – |
| 3. | Agrypnia pagetana Curt. | Agr_pag | pre-shr | lib | 8 | 4.86 | 13.39 | 58 | – | – | – | 5 | 4.29 | 15 |
| 4. | Agrypnia picta Kol. | Agr_pic | pre-shr | lip | 16 | 1 | 0.39 | 8 | – | – | – | – | – | – |
| 5. | Agrypnia varia (Fabr.) | Agr_var | pre-shr | lib | 8 | 6 | 4.72 | 17 | 1 | 0.56 | 8 | – | – | – |
| –. | Agrypnia sp. | – | – | – | – | 2 | 1.57 | 17 | – | – | – | – | – | – |
| –. | Anabolia sp. | Ana_sp | shr-pre | lip | 8 | – | – | – | – | – | – | 1.33 | 0.86 | 12 |
| 6. | Athripsodes aterrimus (Steph.) | Ath_ate | shr | lrp | 16 | – | – | – | 10.33 | 17.22 | 25 | 2.67 | 3.43 | 23 |
| –. | Ceraclea sp. | Cer_sp | – | -– | – | – | – | – | 3 | 1.67 | 8 | – | – | – |
| 7. | Cyrnus crenaticornis (Kol.) | Cyr_cre | pre | lib | 16 | 7.40 | 14.57 | 42 | 11.33 | 18.89 | 25 | 16 | 10.3 | 12 |
| 8. | Cyrnus flavidus McL. | Cyr_fla | pre | lib | 16 | – | – | – | 4.67 | 7.78 | 25 | 18.83 | 24.25 | 23 |
| 9. | Cyrnus insolutus McL. | Cyr_ins | pre | lip | 16 | – | – | – | 2 | 1.11 | 8 | 1 | 0.43 | 8 |
| –. | Cyrnus sp. | – | – | – | – | – | – | – | 3 | 1.67 | 8 | 1 | 0.21 | 4 |
| 10. | Ecnomus tenellus (Ramb.) | Ecn_ten | pre | lip | 8 | – | – | – | – | – | – | 6.13 | 10.52 | 38 |
| 11. | Holocentropus dubius (Ramb.) | Hol_dub | pre | lib | 16 | 1 | 0.39 | 8 | – | – | – | – | – | – |
| 12. | Leptocerus tineiformis Curt. | Lep_tin | shr | lib | 16 | 2.50 | 3.94 | 33 | 4.25 | 9.44 | 33 | – | – | – |
| 13. | Limnephilus decipiens (Kol.) | Lim_dec | shr-pre | lib | 16 | – | – | – | 1 | 0.56 | 8 | – | – | – |
| 14. | Limnephilus flavicornis (Fabr.) | Lim_fla | shr-pre | lip | 8 | 8 | 6.3 | 17 | – | – | – | 2 | 0.43 | 4 |
| 15. | Limnephilus nigriceps (Zett.) | Lim_nig | shr-pre | lip | 16 | 6 | 2.36 | 8 | 1 | 0.56 | 8 | – | – | – |
| 16. | Limnephilus politus McL. | Lim_pol | shr-pre | lip | 16 | 3.50 | 2.76 | 17 | – | – | – | 1 | 0.21 | 4 |
| 17. | Limnephilus stigma Curt. | Lim_sti | shr-pre | lib | 1 | 10 | 3.94 | 8 | – | – | – | 2 | 0.43 | 4 |
| –. | Limnephilus sp. | – | – | – | – | – | 15.75 | 58 | 3 | 5 | 25 | 4 | 1.72 | 8 |
| 18. | Molanna angustata Curt. | Mol_ang | pre | lip | 16 | 6 | 2.36 | 8 | – | – | – | 1 | 0.43 | 8 |
| 19. | Mystacides longicornis (L.) | Mys_lon | gat | lip | 16 | 2 | 1.57 | 17 | 14.33 | 23.89 | 33 | 12.4 | 13.3 | 19 |
| 20. | Mystacides nigra (L.) | Mys_nig | gat | lip | 16 | – | – | – | – | – | – | 3.27 | 7.73 | 42 |
| 21. | Oecetis furva (Ramb.) | Oec_fur | shr-pre | lib | 16 | 1.67 | 1.97 | 25 | 1 | 1.67 | 25 | 10.05 | 9.01 | 15 |
| 22. | Oecetis ochracea (Curt.) | Oec_och | pre | lib | 16 | 1 | 0.39 | 8 | – | – | – | 2.33 | 1.5 | 12 |
| 23. | Orthotrichia costalis (Curt.) | Ort_cos | alg-pie | lib | 16 | – | – | – | 6 | 3.33 | – | 5.33 | 3.43 | 12 |
| 24. | Phryganea bipunctata Retz. | Phr_bip | pre-shr | lib | 16 | 1 | 0.39 | 8 | – | – | – | 6.67 | 4.29 | 12 |
| 25. | Phryganea grandis L. | Phr_gra | pre-shr | lib | 16 | 2.60 | 5.12 | 42 | – | – | 8 | 2.25 | 1.93 | 15 |
| 26. | Triaenodes bicolor (Curt.) | Tri_bic | shr | lib | 16 | 12 | 14.17 | 25 | 4 | 6.67 | 25 | 2 | 1.29 | 12 |
| Number of species | – | – | – | – | 19 | – | – | 12 | – | – | 19 | – | – | |
| Number of individuals | – | – | – | – | 254 | – | – | 180 | – | – | 466 | – | – | |
| Mean density | – | – | – | – | 4.48 | – | – | 4.66 | – | – | 5.3 | – | – | |
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