Listes faunistiques invertébrés
Le Gave de Héas au niveau de Gedre 05218620
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 12/09/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 9 |
| Variété taxonomique | 27 |
| I2M2 | 0.7150 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 34.0 | dominant |
| Blocs | 10.0 | dominant |
| Granulats | 4.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 48.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Dalles, argiles | Moyenne | B |
| P3 | Pierres, galets | Rapide | C |
| P4 | Pierres, galets | Moyenne | B |
| P5 | Bryophytes | Rapide | A |
| P6 | Branchage, racines | Lente | A |
| P7 | Pierres, galets | Lente | C |
| P8 | Granulats | Lente | A |
| P9 | Dalles, argiles | Nulle | C |
| P10 | Blocs | Rapide | B |
| P11 | Dalles, argiles | Rapide | B |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Empididae | 831 | 1 | 1 | |
| Hydraena | 608 | 1 | 2 | |
| Elmis | 618 | 32 | 7 | |
| Esolus | 619 | 1 | 4 | |
| Limnius | 623 | 4 | 5 | |
| Riolus | 625 | 2 | 1 | 2 |
| Tipulidae | 753 | 1 | 1 | |
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 3 | 19 | 127 |
| Chironomidae | 807 | 261 | 14 | 11 |
| Caenis | 457 | 83 | 3 | 23 |
| Rhagionidae | 841 | 1 | ||
| Hydracarina | 906 | 1 | 1 | |
| Oligochaeta | 933 | 51 | 20 | 42 |
| Lymnaeidae | 998 | 2 | ||
| Ancylus | 1028 | 5 | 1 | 9 |
| Polycelis | 1064 | 8 | 4 | 11 |
| Hydroporinae | 2393 | 4 | 8 | |
| Colymbetinae | 2395 | 4 | ||
| Limnephilinae | 3163 | 1 | ||
| Lepidostoma | 305 | 3 | ||
| Nemoura | 26 | 7 | 2 | |
| Protonemura | 46 | 20 | 13 | 4 |
| Leuctra | 69 | 73 | 17 | 19 |
| Dinocras | 156 | 20 | 6 | 14 |
| Rhyacophila lato-sensu | 183 | 6 | 2 | |
| Hydropsychidae | 211 | 9 | 7 | 56 |
| Hydropsyche | 212 | 1 | 6 | 34 |
| Micrasema | 268 | 2 | 5 | |
| Limnephilidae | 276 | 1 | ||
| Amphinemura | 21 | 1 | ||
| Sericostomatidae | 321 | 36 | 2 | |
| Sericostoma | 322 | 5 | 1 | |
| Odontocerum | 339 | 1 | ||
| Baetis | 364 | 61 | 93 | 70 |
| Heptageniidae | 399 | 2 | ||
| Epeorus | 400 | 13 | 14 | |
| Rhithrogena | 404 | 1 | 12 | 22 |
| Ecdyonurus | 421 | 1 | 2 | |
| Ephemerella ignita | 451 | 50 | 1 |