Listes faunistiques invertébrés
L'Authre au Pont du Mercadier 05063950
- Télécharger la fiche IRSTEA xls / 34 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 11/08/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 29 |
| I2M2 | 0.6319 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 3.0 | marginal |
| Hydrophytes | 3.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 50.0 | dominant |
| Blocs | 20.0 | dominant |
| Granulats | 4.0 | marginal |
| Helophytes | 2.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 3.0 | marginal |
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Hydrophytes | Moyenne | A |
| P3 | Litieres | Nulle | A |
| P4 | Branchage, racines | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Blocs | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 27 | 57 | 95 |
| Leuctra geniculata | 33830 | 6 | 7 | |
| Protonemura | 46 | 4 | ||
| Perlodes | 150 | 1 | ||
| Micrasema | 268 | 36 | 6 | |
| Silo | 292 | 8 | 53 | |
| Hydropsyche | 212 | 97 | 87 | 60 |
| Hydroptila | 200 | 4 | 11 | 27 |
| Mystacides | 312 | 2 | ||
| Limnephilinae | 3163 | 1 | ||
| Cyrnus | 224 | 4 | ||
| Polycentropus | 231 | 5 | 8 | 7 |
| Psychomyia | 239 | 29 | 64 | |
| Rhyacophila lato-sensu | 183 | 6 | 2 | 7 |
| Baetis | 364 | 263 | 121 | 82 |
| Caenis | 457 | 4 | 2 | |
| Serratella | 5152 | 9 | 1 | 5 |
| Ephemera | 502 | 2 | 1 | 2 |
| Ecdyonurus | 421 | 1 | 19 | 18 |
| Paraleptophlebia | 481 | 3 | 1 | |
| Dupophilus | 620 | 7 | ||
| Elmis | 618 | 27 | 14 | 38 |
| Esolus | 619 | 2 | 29 | 28 |
| Limnius | 623 | 2 | ||
| Hydraena | 608 | 8 | 2 | |
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 108 | 21 | 16 |
| Pediciidae | 50011 | 2 | 16 | 16 |
| Simuliidae | 801 | 64 | 7 | 2 |
| Tabanidae | 837 | 3 | ||
| Calopteryx | 650 | 2 | ||
| Sialis | 704 | 1 | ||
| Gammarus | 892 | 38 | 12 | 6 |
| Hydracarina | 906 | 1 | ||
| Pisidium | 1043 | 1 | 2 | |
| Potamopyrgus | 978 | 1 | ||
| Ancylus | 1028 | 197 | 25 | |
| Oligochaeta | 933 | 2 | 18 | 15 |