Listes faunistiques invertébrés
Le Grauzou au niveau de Montlaur 05145215
- Télécharger la fiche IRSTEA xls / 155 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 08/07/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 38 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 46.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 32.0 | dominant |
| Algues | 11.0 | dominant |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Blocs | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Sables | Nulle | B |
| P8 | Algues | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Sables | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 52 | 9 | 20 |
| Silo | 292 | 1 | ||
| Goeridae | 286 | 1 | ||
| Cheumatopsyche | 221 | 10 | 32 | 10 |
| Hydropsyche | 212 | 14 | 148 | 7 |
| Hydroptila | 200 | 21 | 5 | |
| Athripsodes | 311 | 1 | 4 | |
| Mystacides | 312 | 19 | 1 | 2 |
| Oecetis | 317 | 11 | 1 | |
| Cyrnus | 224 | 4 | ||
| Polycentropus | 231 | 2 | 13 | 5 |
| Polycentropodidae | 223 | 2 | 2 | |
| Psychomyia | 239 | 6 | ||
| Tinodes | 245 | 1 | ||
| Rhyacophila lato-sensu | 183 | 5 | ||
| Baetis lato sensu | 9794 | 1 | 48 | 5 |
| Centroptilum | 383 | 2 | ||
| Procloeon | 390 | 2 | 12 | |
| Caenis | 457 | 68 | 5 | 2 |
| Ephemerella ignita | 451 | 2 | 1 | 1 |
| Ephemera | 502 | 2 | 23 | 10 |
| Ecdyonurus | 421 | 3 | ||
| Electrogena | 3181 | 1 | ||
| Heptageniidae | 399 | 1 | ||
| Gerridae | 734 | 1 | ||
| Laccophilinae | 2394 | 2 | ||
| Elmis | 618 | 30 | 4 | 30 |
| Esolus | 619 | 114 | 46 | 82 |
| Limnius | 623 | 6 | 6 | 2 |
| Oulimnius | 622 | 138 | 30 | 20 |
| Riolus | 625 | 18 | 4 | |
| Haliplus | 518 | 1 | ||
| Hydrophilinae | 2517 | 1 | 1 | |
| Hydrocyphon | 637 | 1 | ||
| Athericidae | 838 | 3 | 10 | 7 |
| Ceratopogonidae | 819 | 2 | 1 | |
| Chironomidae | 807 | 480 | 92 | 53 |
| Empididae | 831 | 1 | 1 | |
| Limoniidae | 757 | 1 | 3 | 1 |
| Pediciini | 20537 | 3 | 1 | |
| Psychodidae | 783 | 1 | ||
| Rhagionidae | 841 | 1 | ||
| Simuliidae | 801 | 1 | ||
| Tabanidae | 837 | 1 | 1 | |
| Onychogomphus | 682 | 1 | 1 | 1 |
| Calopteryx | 650 | 4 | ||
| Platycnemis | 657 | 6 | ||
| Sialis | 704 | 1 | ||
| Gammarus | 892 | 2 | ||
| Pacifastacus | 872 | 1 | ||
| Pisidium | 1043 | 1 | ||
| Potamopyrgus | 978 | 432 | 424 | 1008 |
| Ancylus | 1028 | 9 | 8 | 3 |
| Oligochaeta | 933 | 5 | 21 | 3 |
| Hydracarina | 906 | 1 | 1 | 1 |