Listes faunistiques invertébrés
La Gesse au niveau de Boissède 05155300
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 27/09/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 37 |
| I2M2 | 0.8367 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 11.0 | dominant |
| Pierres, galets | 58.0 | dominant |
| Blocs | 7.0 | dominant |
| Granulats | 13.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Sables | Lente | A |
| P4 | Dalles, argiles | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Moyenne | B |
| P8 | Granulats | Lente | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Rapide | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 3 | 44 | 15 |
| Taeniopteryx | 14 | 1 | ||
| Cheumatopsyche | 221 | 4 | 12 | |
| Hydropsyche | 212 | 242 | 177 | 48 |
| Ithytrichia | 198 | 8 | 1 | 1 |
| Lepidostoma | 305 | 1 | ||
| Adicella | 320 | 2 | ||
| Oecetis | 317 | 1 | 1 | 1 |
| Rhyacophila stricto-sensu | 5237 | 3 | 1 | 3 |
| Baetis lato sensu | 9794 | 189 | 14 | 35 |
| Centroptilum | 383 | 41 | ||
| Caenis | 457 | 2 | 3 | 2 |
| Serratella | 5152 | 87 | 21 | 3 |
| Ephemera | 502 | 2 | ||
| Heptageniidae | 399 | 33 | 41 | |
| Ecdyonurus | 421 | 1 | ||
| Heptagenia | 443 | 5 | 4 | |
| Rhithrogena | 404 | 2 | ||
| Paraleptophlebia | 481 | 9 | 9 | |
| Aphelocheirus | 721 | 23 | 72 | 16 |
| Gerridae | 734 | 2 | 1 | |
| Dupophilus | 620 | 17 | 7 | |
| Elmis | 618 | 127 | 327 | 113 |
| Esolus | 619 | 57 | 195 | 390 |
| Limnius | 623 | 4 | 61 | 51 |
| Macronychus | 626 | 1 | 17 | |
| Oulimnius | 622 | 76 | 391 | 50 |
| Stenelmis | 617 | 1 | ||
| Orectochilus | 515 | 2 | 4 | |
| Hydraena | 608 | 2 | 8 | 5 |
| Athericidae | 838 | 8 | 4 | 7 |
| Chironomidae | 807 | 13 | 27 | 11 |
| Empididae | 831 | 1 | ||
| Pediciidae | 50011 | 1 | 15 | 15 |
| Simuliidae | 801 | 9 | 4 | 31 |
| Boyeria | 670 | 1 | 3 | |
| Gomphidae | 678 | 1 | 1 | |
| Onychogomphus | 682 | 2 | 7 | 7 |
| Calopteryx | 650 | 1 | 2 | 1 |
| Gammaridae | 887 | 2 | 3 | 1 |
| Gammarus | 892 | 3 | ||
| Corbicula | 1051 | 1 | 2 | 3 |
| Pisidium | 1043 | 13 | 6 | 1 |
| Sphaerium | 1044 | 1 | ||
| Potamopyrgus | 978 | 56 | 25 | 5 |
| Theodoxus | 967 | 9 | 13 | 47 |
| Physella | 19280 | 2 | 1 | |
| Planorbidae | 1009 | 1 | ||
| Ancylus | 1028 | 2 | 4 | 11 |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 12 | 49 | 31 |
| Dugesiidae | 1055 | 2 | 18 | |
| Nematoda | 1089 | 2 | ||
| Hydracarina | 906 | 73 | 7 | 4 |