Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 107 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 07/10/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 4 |
| Variété taxonomique | 25 |
| Taxon indicateur | Leptoceridae |
| I2M2 | 0.1904 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 16.0 | dominant |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | ||
| Blocs | ||
| Granulats | 30.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 50.0 | dominant |
| Algues | ||
| Dalles, argiles |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Litieres | Nulle | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Nulle | C |
| P10 | Granulats | Nulle | C |
| P11 | Sables | Nulle | C |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | ||
| Hydroptila | 200 | 1 | ||
| Ithytrichia | 198 | 1 | ||
| Mystacides | 312 | 11 | 12 | |
| Baetis | 364 | 1 | 2 | |
| Micronecta | 719 | 1 | ||
| Dryops | 613 | 1 | ||
| Colymbetinae | 2395 | 9 | 8 | |
| Elmis | 618 | 5 | ||
| Oulimnius | 622 | 1 | ||
| Haliplus | 518 | 18 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 4 | 2 | |
| Chironomidae | 807 | 18 | 102 | 86 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Stratiomyidae | 824 | 1 | ||
| Tabanidae | 837 | 5 | 9 | |
| Tipulidae | 753 | 1 | 1 | 3 |
| Calopteryx | 650 | 20 | ||
| Cordulegaster | 687 | 1 | ||
| Platycnemis | 657 | 23 | ||
| Echinogammarus | 888 | 105 | 219 | 269 |
| Gammarus | 892 | 2 | ||
| Hydracarina | 906 | 1 | ||
| Pisidium | 1043 | 3 | 5 | 4 |
| Potamopyrgus | 978 | 442 | 316 | 83 |
| Physa (sensu lato) | 997 | 43 | 9 | |
| Glossiphoniidae | 908 | 7 | ||
| Oligochaeta | 933 | 6 | 13 | 14 |
| Nemathelmintha | 3111 | 1 |