Listes faunistiques invertébrés
L'Ouysse en amont de Belcastel 05061050
- Télécharger la fiche IRSTEA xls / 110 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 26/09/2016 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 6 |
| Variété taxonomique | 35 |
| Taxon indicateur | Lepidostomatidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 10.0 | dominant |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 70.0 | dominant |
| Blocs | 8.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Nulle | A |
| P5 | Hydrophytes | Nulle | B |
| P6 | Pierres, galets | Nulle | B |
| P7 | Blocs | Nulle | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 2 | |
| Calamoceras | 342 | 8 | ||
| Silo | 292 | 1 | ||
| Goeridae | 286 | 1 | ||
| Hydropsyche | 212 | 38 | 2 | |
| Lepidostoma | 305 | 5 | 4 | 1 |
| Athripsodes | 311 | 1 | 3 | |
| Leptocerus | 319 | 19 | ||
| Mystacides | 312 | 7 | ||
| Polycentropus | 231 | 1 | ||
| Polycentropodidae | 223 | 1 | ||
| Lype | 241 | 3 | ||
| Paduniella | 5147 | 4 | 2 | |
| Sericostoma | 322 | 2 | 2 | |
| Baetis | 364 | 29 | 68 | 23 |
| Centroptilum | 383 | 1 | 1 | |
| Cloeon | 387 | 3 | ||
| Caenis | 457 | 1 | 2 | |
| Ephemerella | 450 | 1 | 1 | |
| Ephemera | 502 | 22 | ||
| Heptageniidae | 399 | 1 | ||
| Pomatinus | 611 | 1 | ||
| Elmis | 618 | 80 | 13 | 5 |
| Esolus | 619 | 1 | 3 | 14 |
| Limnius | 623 | 11 | 22 | 28 |
| Normandia | 624 | 9 | 4 | |
| Oulimnius | 622 | 23 | 11 | 9 |
| Riolus | 625 | 9 | 1 | 3 |
| Stenelmis | 617 | 4 | ||
| Athericidae | 838 | 12 | 4 | 4 |
| Chironomidae | 807 | 62 | 48 | 29 |
| Empididae | 831 | 1 | 1 | |
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 41 | 4 | 1 |
| Tabanidae | 837 | 7 | ||
| Calopteryx | 650 | 1 | ||
| Cordulegaster | 687 | 4 | ||
| Onychogomphus | 682 | 6 | 4 | 3 |
| Gomphidae | 678 | 52 | 34 | |
| Platycnemis | 657 | 1 | ||
| Echinogammarus | 888 | 1207 | 345 | 217 |
| Gammarus | 892 | 196 | ||
| Cladocera | 3127 | 2 | ||
| Hydracarina | 906 | 1 | 2 | |
| Corbicula | 1051 | 11 | ||
| Sphaerium | 1044 | 1 | 1 | |
| Sphaeriidae | 1042 | 5 | 5 | 1 |
| Bithynia | 994 | 10 | 2 | 2 |
| Potamopyrgus | 978 | 12 | 1 | |
| Theodoxus | 967 | 5 | 3 | |
| Oligochaeta | 933 | 5 | 2 | 4 |
| Planariidae | 1061 | 3 | 3 | 1 |