Listes faunistiques invertébrés
La Rance à Vitrac 05091560
- Télécharger la fiche IRSTEA xls / 99 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 28/08/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 31 |
| I2M2 | 0.7565 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 3.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 50.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 20.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 6.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Moyenne | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Rapide | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chironomidae | 807 | 314 | 31 | 19 |
| Elmis | 618 | 14 | 4 | 4 |
| Esolus | 619 | 5 | 3 | |
| Dupophilus | 620 | 10 | 41 | 51 |
| Oulimnius | 622 | 1 | ||
| Limnius | 623 | 1 | ||
| Calopteryx | 650 | 16 | ||
| Boyeria | 670 | 1 | ||
| Cordulegaster | 687 | 1 | ||
| Tipulidae | 753 | 1 | ||
| Limoniidae | 757 | 2 | ||
| Simuliidae | 801 | 2 | 1 | |
| Hydraena | 608 | 8 | 5 | 3 |
| Pacifastacus | 872 | 6 | ||
| Gammarus | 892 | 23 | 1 | |
| Oligochaeta | 933 | 4 | 39 | 4 |
| Ancylus | 1028 | 3 | 17 | 5 |
| Torleya | 2391 | 1 | ||
| Branchiobdellidae | 3132 | 2 | ||
| Limnephilinae | 3163 | 6 | ||
| Serratella | 5152 | 1 | ||
| Baetis lato sensu | 9794 | 23 | 8 | 16 |
| Pediciidae | 50011 | 15 | 21 | 12 |
| Micrasema | 268 | 4 | 1 | 4 |
| Leuctra | 69 | 49 | 12 | 8 |
| Isoperla | 140 | 3 | ||
| Perlodes | 150 | 1 | 1 | 1 |
| Dinocras | 156 | 4 | ||
| Perla | 164 | 2 | 7 | 20 |
| Chloroperlidae | 169 | 1 | ||
| Rhyacophila lato-sensu | 183 | 4 | 3 | 2 |
| Hydropsyche | 212 | 636 | 22 | 37 |
| Polycentropus | 231 | 2 | 3 | |
| Psychomyia | 239 | 1 | 3 | |
| Protonemura | 46 | 79 | 1 | 1 |
| Goeridae | 286 | 2 | ||
| Silo | 292 | 9 | 1 | |
| Mystacides | 312 | 1 | 1 | |
| Epeorus | 400 | 2 | 3 | 24 |
| Rhithrogena | 404 | 14 | 34 | |
| Ecdyonurus | 421 | 5 | 7 | 8 |
| Paraleptophlebia | 481 | 1 | ||
| Habroleptoides | 485 | 1 | ||
| Ephemera | 502 | 2 | 16 | 18 |
| Orectochilus | 515 | 3 | 1 |