Listes faunistiques invertébrés
Le Marès à Villefranche de Lauragais 05157650
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 19/07/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 32 |
| I2M2 | 0.1755 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 60.0 | dominant |
| Blocs | 25.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles | 8.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Helophytes | Nulle | A |
| P3 | Litieres | Nulle | A |
| P4 | Granulats | Nulle | A |
| P5 | Pierres, galets | Moyenne | C |
| P6 | Pierres, galets | Lente | B |
| P7 | Blocs | Lente | C |
| P8 | Blocs | Nulle | B |
| P9 | Dalles, argiles | Nulle | B |
| P10 | Pierres, galets | Nulle | B |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Pisidium | 1043 | 83 | 240 | 220 |
| Empididae | 831 | 2 | 3 | 6 |
| Athericidae | 838 | 2 | 1 | 1 |
| Ephydridae | 844 | 2 | ||
| Asellidae | 880 | 13 | 7 | 15 |
| Gammaridae | 887 | 3 | ||
| Echinogammarus | 888 | 30 | 44 | 107 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Glossiphoniidae | 908 | 19 | 17 | 16 |
| Oligochaeta | 933 | 960 | 540 | 440 |
| Potamopyrgus antipodarum | 979 | 337 | 900 | 984 |
| Physa (sensu lato) | 997 | 2 | 4 | 1 |
| Ceratopogonidae | 819 | 10 | 1 | 16 |
| Corbicula | 1051 | 1 | ||
| Tricladida | 1054 | 1 | 1 | |
| Dugesiidae | 1055 | 4 | 2 | 7 |
| Nematoda | 1089 | 1 | 1 | 1 |
| Ostracoda | 3170 | 1 | 1 | 1 |
| Copepoda | 3206 | 1 | 1 | 1 |
| Zygoptera | 9785 | 2 | ||
| Anisoptera | 9787 | 1 | ||
| Baetis lato sensu | 9794 | 1 | 1 | 5 |
| Physella | 19280 | 1 | 1 | |
| Pediciidae | 50011 | 1 | 5 | |
| Dryops | 613 | 1 | ||
| Hydroptila | 200 | 126 | 530 | 573 |
| Hydropsyche | 212 | 5 | 5 | 3 |
| Polycentropodidae | 223 | 1 | 1 | |
| Polycentropus | 231 | 1 | ||
| Tinodes | 245 | 1 | ||
| Baetidae | 363 | 2 | 2 | |
| Centroptilum luteolum | 384 | 1 | ||
| Cloeon | 387 | 1 | ||
| Procloeon | 390 | 1 | 1 | |
| Ephemerella ignita | 451 | 3 | 3 | |
| Caenis | 457 | 8 | 11 | 11 |
| Ithytrichia | 198 | 1 | ||
| Elmidae | 614 | 1 | ||
| Stenelmis | 617 | 2 | ||
| Esolus | 619 | 1 | 3 | 6 |
| Oulimnius | 622 | 16 | 15 | 40 |
| Calopteryx | 650 | 8 | ||
| Micronecta | 719 | 3 | 7 | |
| Hydrometra | 740 | 2 | ||
| Tipulidae | 753 | 2 | 1 | |
| Psychodidae | 783 | 21 | 6 | 4 |
| Simuliidae | 801 | 1 | 2 | |
| Chironomidae | 807 | 800 | 520 | 520 |