Listes faunistiques invertébrés
MEAUDRET A VILLARD-DE-LANS 3 06147210
- Télécharger la fiche IRSTEA xls / 116 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 17/08/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 35 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 40.0 | dominant |
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 25.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 3.0 | marginal |
| Vases | ||
| Sables | ||
| Algues | 1.0 | marginal |
| Dalles, argiles | 25.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Blocs | Lente | A |
| P3 | Granulats | Lente | A |
| P4 | Helophytes | Nulle | A |
| P5 | Bryophytes | Lente | B |
| P6 | Bryophytes | Nulle | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Bryophytes | Moyenne | C |
| P10 | Bryophytes | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 26 | 6 | 4 |
| Nemouridae | 20 | 3 | 1 | 2 |
| Protonemura | 46 | 1 | ||
| Hydropsychidae | 211 | 2 | 9 | 21 |
| Limnephilinae | 3163 | 2 | ||
| Odontocerum | 339 | 2 | 1 | |
| Polycentropus | 231 | 1 | 9 | |
| Rhyacophila lato-sensu | 183 | 2 | 2 | 9 |
| Sericostoma | 322 | 10 | 2 | |
| Baetidae | 363 | 1 | 8 | |
| Baetis | 364 | 22 | 130 | 190 |
| Centroptilum | 383 | 1 | ||
| Procloeon | 390 | 7 | 1 | |
| Caenis | 457 | 17 | 7 | |
| Serratella | 5152 | 8 | 24 | 7 |
| Ephemera | 502 | 13 | 3 | |
| Ecdyonurus | 421 | 2 | 6 | 1 |
| Leptophlebiidae | 473 | 6 | 3 | |
| Micronectinae | 20396 | 8 | ||
| Dytiscidae | 527 | 3 | ||
| Hydroporinae | 2393 | 3 | ||
| Elmis | 618 | 4 | 8 | 7 |
| Esolus | 619 | 23 | 14 | 24 |
| Limnius | 623 | 7 | 2 | 14 |
| Oulimnius | 622 | 560 | 239 | 69 |
| Riolus | 625 | 1 | 2 | |
| Orectochilus | 515 | 1 | ||
| Brychius | 520 | 2 | 1 | |
| Hydraena | 608 | 1 | 3 | 10 |
| Hydrophilinae | 2517 | 1 | ||
| Ceratopogonidae | 819 | 5 | ||
| Chironomidae | 807 | 51 | 94 | 32 |
| Limoniidae | 757 | 4 | ||
| Pediciidae | 50011 | 5 | ||
| Simuliidae | 801 | 1 | 8 | 33 |
| Tabanidae | 837 | 2 | 1 | |
| Sialis | 704 | 4 | 2 | |
| Gammarus | 892 | 494 | 486 | 1381 |
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Pisidium | 1043 | 4 | ||
| Potamopyrgus | 978 | 1 | ||
| Radix | 1004 | 1 | ||
| Ancylus | 1028 | 5 | ||
| Erpobdellidae | 928 | 7 | ||
| Oligochaeta | 933 | 1 | 4 | 6 |
| Turbellaria | 3326 | 1 | ||
| Nemathelmintha | 3111 | 1 |