Listes faunistiques invertébrés
Le Cayla en amont de Sousceyrac 05061950
- Télécharger la fiche IRSTEA xls / 34 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 12/10/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 31 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 47.0 | dominant |
| Blocs | 25.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 22.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Blocs | Moyenne | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 1 | ||
| Leuctra | 69 | 23 | 7 | 4 |
| Protonemura | 46 | 254 | 21 | 30 |
| Isoperla | 140 | 5 | ||
| Perlodes | 150 | 3 | 1 | |
| Micrasema | 268 | 1 | ||
| Silo | 292 | 7 | 2 | 9 |
| Hydropsyche | 212 | 321 | 16 | 10 |
| Hydroptila | 200 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Polycentropodidae | 223 | 1 | ||
| Polycentropus | 231 | 3 | 4 | |
| Rhyacophila lato-sensu | 183 | 1 | 4 | |
| Baetis lato sensu | 9794 | 6 | 54 | 77 |
| Ephemera | 502 | 11 | 1 | 1 |
| Ecdyonurus | 421 | 1 | 19 | 6 |
| Epeorus | 400 | 7 | 28 | |
| Rhithrogena | 404 | 1 | ||
| Leptophlebiidae | 473 | 1 | ||
| Habroleptoides | 485 | 3 | 8 | |
| Paraleptophlebia | 481 | 2 | 3 | |
| Micronecta | 719 | 14 | ||
| Gerridae | 734 | 1 | ||
| Colymbetinae | 2395 | 3 | ||
| Dupophilus | 620 | 2 | 1 | 4 |
| Elmis | 618 | 102 | 4 | 26 |
| Esolus | 619 | 3 | 1 | 1 |
| Limnius | 623 | 1 | ||
| Orectochilus | 515 | 1 | ||
| Hydraena | 608 | 1 | ||
| Hydrocyphon | 637 | 1 | ||
| Athericidae | 838 | 2 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 16 | 12 | 20 |
| Limoniidae | 757 | 4 | 2 | 2 |
| Pediciidae | 50011 | 4 | 2 | 1 |
| Simuliidae | 801 | 13 | 2 | 11 |
| Calopteryx | 650 | 1 | ||
| Gammarus | 892 | 15 | 4 | |
| Ancylus | 1028 | 4 | 1 | |
| Oligochaeta | 933 | 16 | 2 | 3 |