Listes faunistiques invertébrés
Le Gave de Héas au niveau de Gedre 05218620
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 26/09/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 31 |
| Taxon indicateur | Perlidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 49.0 | dominant |
| Blocs | 8.0 | dominant |
| Granulats | 10.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 28.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Dalles, argiles | Rapide | C |
| P3 | Pierres, galets | Lente | C |
| P4 | Granulats | Moyenne | B |
| P5 | Dalles, argiles | Moyenne | B |
| P6 | Sables | Nulle | A |
| P7 | Litieres | Nulle | A |
| P8 | Branchage, racines | Lente | A |
| P9 | Pierres, galets | Moyenne | B |
| P10 | Blocs | Moyenne | B |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chloroperlidae | 169 | 1 | ||
| Leuctra | 69 | 88 | 26 | 21 |
| Amphinemura | 21 | 13 | 2 | |
| Nemoura | 26 | 62 | 6 | 24 |
| Protonemura | 46 | 49 | 7 | 2 |
| Dinocras | 156 | 127 | 18 | 10 |
| Perla | 164 | 3 | ||
| Isoperla | 140 | 2 | ||
| Perlodes | 150 | 1 | ||
| Micrasema | 268 | 4 | ||
| Hydropsychidae | 211 | 6 | 2 | 4 |
| Hydropsyche | 212 | 15 | 16 | 4 |
| Crunoecia | 309 | 1 | ||
| Lasiocephala | 307 | 1 | 1 | |
| Limnephilidae | 276 | 1 | ||
| Drusinae | 3120 | 3 | ||
| Limnephilinae | 3163 | 1 | ||
| Odontocerum | 339 | 12 | ||
| Rhyacophila lato-sensu | 183 | 9 | 5 | 3 |
| Sericostomatidae | 321 | 149 | 4 | 5 |
| Sericostoma | 322 | 8 | ||
| Thremma | 301 | 1 | ||
| Baetis | 364 | 80 | 84 | 85 |
| Caenis | 457 | 45 | 3 | 11 |
| Ephemerella ignita | 451 | 17 | 1 | 4 |
| Ecdyonurus | 421 | 12 | 11 | 51 |
| Epeorus | 400 | 1 | 26 | 14 |
| Rhithrogena | 404 | 6 | 25 | 16 |
| Habroleptoides | 485 | 1 | ||
| Oreodytes | 552 | 2 | 2 | |
| Elmis | 618 | 33 | 3 | 3 |
| Esolus | 619 | 1 | ||
| Limnius | 623 | 1 | ||
| Riolus | 625 | 6 | 1 | |
| Hydraena | 608 | 3 | ||
| Liponeura | 752 | 1 | ||
| Chironomidae | 807 | 409 | 79 | 58 |
| Chelifera | 2884 | 3 | 1 | |
| Clinocerinae | 9813 | 1 | 2 | |
| Hexatoma | 773 | 18 | 10 | 6 |
| Dicranota | 765 | 1 | 3 | |
| Simuliidae | 801 | 6 | 9 | 54 |
| Tipulidae | 753 | 2 | ||
| Copepoda | 3206 | 3 | ||
| Ancylus | 1028 | 1 | 4 | |
| Radix | 1004 | 1 | ||
| Polycelis | 1064 | 35 | 14 | 21 |
| Oligochaeta | 933 | 9 | 10 | |
| Hydracarina | 906 | 3 | 3 | 3 |