Listes faunistiques invertébrés
L'Aussonnelle à Seilh 05158700
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 01/08/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 13.0 |
| GFI | 4 |
| Variété taxonomique | 34 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 62.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 17.0 | dominant |
| 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 | Granulats | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Cheumatopsyche | 221 | 13 | 271 | |
| Hydropsyche | 212 | 110 | 501 | |
| Hydroptila | 200 | 1 | 25 | |
| Athripsodes | 311 | 4 | 1 | 2 |
| Ceraclea | 313 | 5 | 1 | 2 |
| Mystacides | 312 | 4 | 1 | |
| Polycentropodidae | 223 | 1 | ||
| Cyrnus | 224 | 2 | 2 | 3 |
| Polycentropus | 231 | 4 | 1 | 12 |
| Psychomyia | 239 | 115 | 63 | |
| Baetidae | 363 | 6 | 1 | 4 |
| Baetis lato sensu | 9794 | 39 | 193 | |
| Centroptilum | 383 | 1 | ||
| Cloeon | 387 | 4 | ||
| Procloeon | 390 | 21 | 13 | 10 |
| Caenis | 457 | 183 | 27 | 71 |
| Heptagenia | 443 | 1 | ||
| Micronectinae | 20396 | 17 | 17 | 3 |
| Gerridae | 734 | 2 | ||
| Hydrometra | 740 | 1 | ||
| Esolus | 619 | 1 | 3 | |
| Athericidae | 838 | 3 | 1 | 3 |
| Ceratopogonidae | 819 | 3 | 1 | |
| Chironomidae | 807 | 57 | 77 | 55 |
| Psychodidae | 783 | 9 | ||
| Simuliidae | 801 | 1 | ||
| Gomphus | 679 | 2 | ||
| Onychogomphus | 682 | 2 | ||
| Calopteryx | 650 | 5 | 1 | 1 |
| Platycnemis | 657 | 16 | ||
| Sisyra | 856 | 2 | ||
| Cladocera | 3127 | 1 | ||
| Copepoda | 3206 | 1 | 1 | |
| Ostracoda | 3170 | 1 | ||
| Echinogammarus | 888 | 429 | 118 | 271 |
| Asellidae | 880 | 25 | 3 | |
| Corbicula | 1051 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Bithynia | 994 | 17 | 1 | |
| Potamopyrgus | 978 | 95 | 32 | 6 |
| Physidae | 995 | 1 | ||
| Physella | 19280 | 1 | ||
| Planorbidae | 1009 | 1 | 2 | |
| Ancylus | 1028 | 4 | 11 | 33 |
| Ferrissia | 1030 | 2 | ||
| Erpobdellidae | 928 | 1 | 4 | |
| Oligochaeta | 933 | 71 | 37 | 6 |
| Dugesiidae | 1055 | 2 | 3 | |
| Prostoma | 3110 | 5 | ||
| Nematoda | 1089 | 1 | 1 | |
| Hydracarina | 906 | 4 | 10 | |
| Hydrozoa | 3168 | 1 | ||
| Bryozoa | 1087 | 1 | 1 |