Listes faunistiques invertébrés
Lirou à Beziers 2 06178014
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 19/06/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 31 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.4660 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 23.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 47.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 20.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | B |
| P2 | Granulats | Moyenne | C |
| P3 | Granulats | Lente | B |
| P4 | Pierres, galets | Nulle | C |
| P5 | Litieres | Nulle | A |
| P6 | Branchage, racines | Nulle | A |
| P7 | Bryophytes | Rapide | A |
| P8 | Blocs | Nulle | A |
| P9 | Granulats | Nulle | B |
| P10 | Granulats | Nulle | C |
| P11 | Dalles, argiles | Nulle | B |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsychidae | 211 | 6 | 12 | 23 |
| Hydropsyche | 212 | 9 | 47 | 5 |
| Hydroptila | 200 | 8 | 7 | 3 |
| Mystacides | 312 | 3 | 1 | |
| Polycentropodidae | 223 | 1 | ||
| Cyrnus | 224 | 1 | 1 | 1 |
| Baetis | 364 | 14 | 18 | 19 |
| Caenis | 457 | 33 | 48 | 37 |
| Dryops | 613 | 1 | ||
| Esolus | 619 | 1 | ||
| Oulimnius | 622 | 7 | 19 | 19 |
| Stenelmis | 617 | 9 | 2 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 78 | 143 | 91 |
| Dicranota | 765 | 1 | ||
| Simulium | 806 | 4 | 10 | |
| Tabanidae | 837 | 3 | 1 | |
| Tipulidae | 753 | 1 | 10 | |
| Micronecta | 719 | 1 | ||
| Gerris | 735 | 3 | ||
| Coenagrionidae | 658 | 4 | ||
| Corduliidae | 690 | 1 | ||
| Platycnemis | 657 | 1 | ||
| Cladocera | 3127 | 3 | ||
| Ostracoda | 3170 | 3 | 3 | 3 |
| Copepoda | 3206 | 3 | 3 | 3 |
| Asellidae | 880 | 30 | 20 | 3 |
| Ancylus | 1028 | 2 | 3 | 17 |
| Physella | 19280 | 1 | ||
| Menetus | 1025 | 1 | ||
| Valvata | 972 | 1 | ||
| Corbicula | 1051 | 8 | 3 | |
| Sphaeriidae | 1042 | 1 | 2 | |
| Dugesiidae | 1055 | 4 | 1 | |
| Dugesia tigrina | 1060 | 1 | ||
| Erpobdellidae | 928 | 4 | 9 | 7 |
| Piscicola | 919 | 1 | ||
| Oligochaeta | 933 | 14 | 3 | 6 |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 |