Listes faunistiques invertébrés
Gapeau à Belgentier 06300092
- Télécharger la fiche IRSTEA xls / 166 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 22/03/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 6 |
| Variété taxonomique | 27 |
| Taxon indicateur | Ephemeridae |
| I2M2 | 0.3059 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 5.0 | dominant |
| Pierres, galets | 16.0 | dominant |
| Blocs | 19.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 51.0 | dominant |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Granulats | Lente | A |
| P3 | Sables | Lente | A |
| P4 | Dalles, argiles | Moyenne | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Moyenne | B |
| P8 | Algues | Moyenne | B |
| P9 | Algues | Lente | C |
| P10 | Algues | Rapide | C |
| P11 | Algues | Nulle | C |
| P12 | Algues | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Silo | 292 | 1 | ||
| Hydropsyche | 212 | 1 | 3 | |
| Allotrichia | 202 | 1 | 46 | 9 |
| Hydroptila | 200 | 2 | 6 | |
| Limnephilinae | 3163 | 2 | ||
| Odontocerum | 339 | 2 | 1 | |
| Polycentropus | 231 | 3 | ||
| Metalype | 246 | 3 | 1 | |
| Tinodes | 245 | 6 | 3 | |
| Rhyacophila lato-sensu | 183 | 9 | ||
| Baetis | 364 | 110 | 1 | |
| Ephemera | 502 | 4 | ||
| Ephemerella ignita | 451 | 6 | 30 | 22 |
| Torleya | 2391 | 9 | 3 | |
| Elmis | 618 | 1 | ||
| Esolus | 619 | 49 | 27 | 1 |
| Limnius | 623 | 12 | 11 | |
| Oulimnius | 622 | 1 | ||
| Riolus | 625 | 10 | 8 | |
| Helodes | 636 | 1 | ||
| Ceratopogonidae | 819 | 4 | 3 | 2 |
| Chironomidae | 807 | 21 | 320 | 528 |
| Empididae | 831 | 3 | 6 | |
| Limoniidae | 757 | 11 | 5 | |
| Simuliidae | 801 | 7 | 8 | |
| Ostracoda | 3170 | 2 | ||
| Copepoda | 3206 | 9 | 2 | |
| Echinogammarus | 888 | 72 | 480 | 96 |
| Gammarus | 892 | 396 | 1120 | 360 |
| Pisidium | 1043 | 3 | 1 | |
| Belgrandia | 982 | 1 | 3 | |
| Potamopyrgus | 978 | 39 | 50 | 192 |
| Planorbidae | 1009 | 1 | ||
| Dugesiidae | 1055 | 14 | 1 | |
| Oligochaeta | 933 | 9 | 48 | 168 |
| Nematoda | 1089 | 1 | 1 | |
| Hydracarina | 906 | 7 | 37 | 14 |
| Hydridae | 1076 | 1 |