Listes faunistiques invertébrés
Le Gers à Montestruc-sur-Gers 05114910
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 26/09/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 34 |
| Taxon indicateur | Leptophlebiidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 16.0 | dominant |
| Pierres, galets | 10.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 61.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 6.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Blocs | Moyenne | A |
| P4 | Sables | Nulle | A |
| P5 | Branchage, racines | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Granulats | Moyenne | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Granulats | Lente | C |
| P10 | Granulats | Nulle | C |
| P11 | Granulats | Moyenne | C |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 1 | ||
| Hydropsyche | 212 | 16 | 33 | 2 |
| Hydroptila | 200 | 1 | ||
| Ithytrichia | 198 | 1 | ||
| Adicella | 320 | 79 | ||
| Oecetis | 317 | 24 | ||
| Polycentropodidae | 223 | 1 | ||
| Polycentropus | 231 | 2 | ||
| Baetidae | 363 | 1 | ||
| Baetis lato sensu | 9794 | 19 | 15 | 22 |
| Procloeon | 390 | 2 | ||
| Caenis | 457 | 1 | 12 | 1 |
| Heptageniidae | 399 | 4 | ||
| Heptagenia | 443 | 1 | 5 | 1 |
| Leptophlebiidae | 473 | 4 | 1 | |
| Aphelocheirus | 721 | 1 | 5 | |
| Micronecta | 719 | 2 | ||
| Gerris | 735 | 1 | 1 | |
| Dryops | 613 | 6 | ||
| Pomatinus | 611 | 4 | ||
| Elmis | 618 | 13 | 1 | |
| Esolus | 619 | 6 | 39 | 20 |
| Limnius | 623 | 1 | 7 | 1 |
| Macronychus | 626 | 2 | 8 | |
| Oulimnius | 622 | 4 | 28 | |
| Potamophilus | 615 | 1 | 1 | |
| Riolus | 625 | 1 | ||
| Stenelmis | 617 | 3 | 15 | |
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 5 | ||
| Chironomidae | 807 | 3 | 43 | 12 |
| Simuliidae | 801 | 6 | ||
| Tipulidae | 753 | 1 | 6 | |
| Gomphus | 679 | 1 | ||
| Onychogomphus | 682 | 4 | ||
| Calopteryx | 650 | 24 | ||
| Platycnemis | 657 | 1 | ||
| Echinogammarus | 888 | 31 | 444 | 9 |
| Gammarus | 892 | 3 | ||
| Asellidae | 880 | 1 | ||
| Corbicula | 1051 | 12 | 13 | 13 |
| Pisidium | 1043 | 4 | 1 | |
| Potamopyrgus | 978 | 1 | ||
| Galba | 1001 | 2 | ||
| Radix | 1004 | 1 | 1 | |
| Theodoxus | 967 | 13 | 47 | 6 |
| Physa (sensu lato) | 997 | 4 | ||
| Planorbidae | 1009 | 1 | 11 | 1 |
| Ancylus | 1028 | 1 | 2 | 6 |
| Oligochaeta | 933 | 4 | 34 | 78 |
| Dugesiidae | 1055 | 4 | 13 | 3 |
| Nematoda | 1089 | 1 | 1 | |
| Hydracarina | 906 | 2 | 5 | |
| Nemertea | 1052 | 1 |