Listes faunistiques invertébrés
L'Aussonnelle à Seilh 05158700
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 11/10/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 31 |
| I2M2 | 0.3907 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 76.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 12.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Blocs | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Dalles, argiles | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Cheumatopsyche | 221 | 14 | 181 | 317 |
| Hydropsyche | 212 | 63 | 204 | 431 |
| Hydroptila | 200 | 3 | 4 | |
| Ithytrichia | 198 | 1 | ||
| Lepidostoma | 305 | 1 | ||
| Athripsodes | 311 | 6 | 1 | 4 |
| Polycentropus | 231 | 2 | 3 | |
| Psychomyia | 239 | 62 | 92 | |
| Baetis lato sensu | 9794 | 10 | 46 | 57 |
| Caenis | 457 | 135 | 45 | 43 |
| Heptagenia | 443 | 1 | ||
| Micronectinae | 20396 | 2 | 3 | 1 |
| Gerridae | 734 | 1 | ||
| Pomatinus substriatus | 33844 | 1 | ||
| Stenelmis | 617 | 1 | 1 | 8 |
| Hydraena | 608 | 1 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 49 | 96 | 95 |
| Empididae | 831 | 2 | 2 | |
| Limoniidae | 757 | 2 | ||
| Pediciidae | 50011 | 1 | ||
| Simuliidae | 801 | 7 | 9 | 135 |
| Onychogomphus | 682 | 1 | ||
| Calopteryx | 650 | 12 | ||
| Platycnemis | 657 | 2 | ||
| Copepoda | 3206 | 3 | 1 | |
| Echinogammarus | 888 | 394 | 113 | 122 |
| Asellidae | 880 | 21 | ||
| Procambarus | 2027 | 1 | ||
| Corbicula | 1051 | 3 | 14 | |
| Pisidium | 1043 | 2 | ||
| Bithynia | 994 | 2 | ||
| Potamopyrgus | 978 | 16 | 6 | 6 |
| Galba | 1001 | 1 | ||
| Ancylus | 1028 | 23 | 70 | 108 |
| Erpobdellidae | 928 | 1 | 2 | |
| Oligochaeta | 933 | 88 | 6 | 12 |
| Dugesiidae | 1055 | 3 | 16 | |
| Prostoma | 3110 | 1 | 5 | |
| Nematoda | 1089 | 2 | ||
| Hydracarina | 906 | 7 | 4 | 2 |