Listes faunistiques invertébrés
Le Ruisseau de Coudols à Ayssenes 05144300
- Télécharger la fiche IRSTEA xls / 108 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 29/07/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 33 |
| Taxon indicateur | Perlidae |
| I2M2 | 0.7882 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 26.0 | dominant |
| Blocs | 18.0 | dominant |
| Granulats | 13.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 39.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Dalles, argiles | Rapide | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 9 | 84 | 3 |
| Nemoura | 26 | 1 | ||
| Protonemura | 46 | 19 | 8 | |
| Perla | 164 | 13 | ||
| Perlodidae | 127 | 1 | ||
| Micrasema | 268 | 1 | ||
| Silo | 292 | 1 | ||
| Goeridae | 286 | 23 | 1 | |
| Hydropsyche | 212 | 9 | 108 | |
| Mystacides | 312 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Philopotamus | 209 | 3 | ||
| Polycentropus | 231 | 1 | 1 | 4 |
| Baetis | 364 | 3 | 8 | 2 |
| Procloeon | 390 | 1 | 2 | 5 |
| Ephemera | 502 | 48 | 5 | |
| Ecdyonurus | 421 | 68 | 25 | |
| Electrogena | 3181 | 1 | ||
| Epeorus | 400 | 8 | ||
| Rhithrogena | 404 | 28 | ||
| Heptageniidae | 399 | 1 | 52 | 2 |
| Habroleptoides | 485 | 104 | 4 | |
| Habrophlebia | 491 | 3 | 2 | |
| Leptophlebiidae | 473 | 13 | 96 | |
| Gerris | 735 | 3 | 2 | |
| Hydrometra | 740 | 1 | ||
| Platambus | 556 | 1 | ||
| Dupophilus | 620 | 1 | 11 | 1 |
| Elmis | 618 | 2 | 10 | 2 |
| Esolus | 619 | 1 | 11 | 1 |
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 2 | ||
| Hydrocyphon | 637 | 9 | ||
| Hydraena | 608 | 2 | 1 | |
| Anthomyidae | 847 | 1 | ||
| Athericidae | 838 | 1 | ||
| Ceratopogonidae | 819 | 1 | 112 | 4 |
| Chironomidae | 807 | 112 | 17 | |
| Hemerodromiinae | 3202 | 3 | ||
| Pediciini | 20537 | 1 | 48 | 4 |
| Psychodidae | 783 | 1 | ||
| Tabanidae | 837 | 1 | ||
| Calopteryx | 650 | 26 | ||
| Gammarus | 892 | 4 | 1 | |
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | ||
| Pacifastacus | 872 | 6 | 1 | 1 |
| Ancylus | 1028 | 1 | ||
| Oligochaeta | 933 | 124 | 168 | 21 |
| Mermithoïdea | 3159 | 1 | 1 | 3 |