Listes faunistiques invertébrés
La Nadesse à Verdun sur Garonne 05154450
- Télécharger la fiche IRSTEA xls / 653 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 31/08/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 31 |
| Taxon indicateur | Hydroptilidae |
| I2M2 | 0.4485 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 35.0 | dominant |
| Blocs | 5.0 | dominant |
| Granulats | 8.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 4.0 | marginal |
| Algues | ||
| Dalles, argiles | 45.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Dalles, argiles | Moyenne | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydroptila | 200 | 11 | 19 | 22 |
| Ithytrichia | 198 | 25 | 2 | 2 |
| Mystacides | 312 | 1 | 3 | |
| Ceraclea | 313 | 1 | ||
| Hydropsyche | 212 | 35 | 30 | 22 |
| Sericostoma | 322 | 1 | ||
| Polycentropus | 231 | 1 | 4 | |
| Centroptilum | 383 | 3 | ||
| Baetis | 364 | 20 | 110 | 50 |
| Procloeon | 390 | 4 | 11 | |
| Ecdyonurus | 421 | 1 | 2 | |
| Ephemera | 502 | 1 | 1 | |
| Caenis | 457 | 2 | 3 | |
| Elmis | 618 | 9 | 15 | 2 |
| Riolus | 625 | 11 | 2 | 1 |
| Oulimnius | 622 | 14 | 2 | |
| Macronychus | 626 | 3 | ||
| Stenelmis | 617 | 2 | ||
| Hydrophilinae | 2517 | 2 | ||
| Pomatinus substriatus | 33844 | 4 | ||
| Simuliidae | 801 | 4 | 2 | |
| Chironomidae | 807 | 160 | 95 | 165 |
| Dixidae | 793 | 1 | ||
| Anthomyidae | 847 | 2 | 8 | |
| Psychodidae | 783 | 4 | ||
| Tipulidae | 753 | 1 | ||
| Tabanidae | 837 | 1 | 2 | 2 |
| Athericidae | 838 | 18 | 7 | |
| Echinogammarus | 888 | 883 | 425 | 125 |
| Asellidae | 880 | 1 | ||
| Atyaephyra | 861 | 12 | 1 | |
| Pisidium | 1043 | 1 | ||
| Corbicula | 1051 | 6 | 7 | 2 |
| Potamopyrgus | 978 | 95 | 135 | 4 |
| Onychogomphus | 682 | 1 | 1 | 5 |
| Calopteryx | 650 | 10 | 6 | |
| Platycnemis | 657 | 3 | 1 | |
| Boyeria | 670 | 1 | ||
| Glossiphoniidae | 908 | 1 | 1 | |
| Nemathelmintha | 3111 | 1 | ||
| Gerris | 735 | 1 | ||
| Dugesiidae | 1055 | 60 | 25 | 1 |
| Oligochaeta | 933 | 95 | 30 | 40 |