Listes faunistiques invertébrés
L'Alrance à Alrance 05144250
- Télécharger la fiche IRSTEA xls / 108 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 30/08/2018 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 37 |
| Taxon indicateur | Perlodidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 4.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 6.0 | dominant |
| Branchage, racines | 7.0 | dominant |
| Pierres, galets | 15.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 50.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 15.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Blocs | Lente | A |
| P3 | Dalles, argiles | Lente | A |
| P4 | Bryophytes | Lente | A |
| P5 | Litieres | Nulle | B |
| P6 | Branchage, racines | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Granulats | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Granulats | Moyenne | C |
| P11 | Granulats | Nulle | C |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chloroperlidae | 169 | 1 | ||
| Leuctra | 69 | 3 | 12 | 52 |
| Nemoura | 26 | 78 | 640 | 20 |
| Protonemura | 46 | 10 | 1 | |
| Isoperla | 140 | 7 | 1 | |
| Perlodes | 150 | 2 | 1 | 2 |
| Perlodidae | 127 | 1 | ||
| Micrasema | 268 | 5 | ||
| Silo | 292 | 4 | 2 | |
| Goeridae | 286 | 1 | 1 | |
| Hydropsyche | 212 | 14 | 5 | 22 |
| Ithytrichia | 198 | 1 | ||
| Limnephilinae | 3163 | 9 | 9 | |
| Polycentropus | 231 | 10 | 3 | |
| Polycentropodidae | 223 | 8 | 1 | |
| Lype | 241 | 2 | 1 | |
| Rhyacophila lato-sensu | 183 | 3 | 5 | |
| Baetis lato sensu | 9794 | 102 | 18 | 320 |
| Procloeon | 390 | 1 | ||
| Ephemerella ignita | 451 | 16 | 3 | 7 |
| Ephemera | 502 | 54 | 88 | 188 |
| Ecdyonurus | 421 | 1 | 3 | 84 |
| Epeorus | 400 | 4 | ||
| Rhithrogena | 404 | 2 | 40 | |
| Heptageniidae | 399 | 1 | 8 | 80 |
| Habrophlebia | 491 | 1 | 3 | |
| Paraleptophlebia | 481 | 1 | 1 | |
| Leptophlebiidae | 473 | 12 | 15 | 8 |
| Micronecta | 719 | 2 | ||
| Gerris | 735 | 1 | ||
| Platambus | 556 | 1 | 15 | 6 |
| Dytiscidae | 527 | 1 | ||
| Dupophilus | 620 | 44 | 37 | 672 |
| Elmis | 618 | 200 | 2 | |
| Esolus | 619 | 6 | 112 | |
| Limnius | 623 | 4 | 6 | 96 |
| Oulimnius | 622 | 32 | ||
| Orectochilus | 515 | 1 | 2 | 2 |
| Hydraena | 608 | 5 | 1 | |
| Chironomidae | 807 | 80 | 21 | 100 |
| Empididae | 831 | 2 | ||
| Limoniidae | 757 | 1 | 10 | 84 |
| Simuliidae | 801 | 12 | 3 | 2 |
| Tabanidae | 837 | 1 | 2 | |
| Calopteryx | 650 | 9 | 2 | |
| Gammarus | 892 | 704 | 336 | 180 |
| Copepoda | 3206 | 1 | ||
| Pacifastacus | 872 | 4 | ||
| Pisidium | 1043 | 11 | 2 | 24 |
| Ancylus | 1028 | 2 | 5 | 5 |
| Oligochaeta | 933 | 80 | 192 | |
| Dugesia | 1056 | 1 | ||
| Polycelis | 1064 | 2 | 1 | |
| Mermithoïdea | 3159 | 1 | 1 | |
| Hydracarina | 906 | 1 | ||
| Hydra | 1077 | 1 |