Listes faunistiques invertébrés
Le Lez à Saint-Girons 05179500
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 27/07/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 9 |
| Variété taxonomique | 27 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 42.0 | dominant |
| Blocs | 23.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 28.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Dalles, argiles | Lente | C |
| P11 | Blocs | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 59 | 101 | 86 |
| Leuctra geniculata | 33830 | 29 | 4 | |
| Perla | 164 | 1 | ||
| Perlodes | 150 | 2 | 3 | |
| Perlodidae | 127 | 2 | ||
| Brachycentrus | 265 | 504 | 26 | 18 |
| Micrasema | 268 | 2 | ||
| Agapetus | 191 | 17 | 2 | |
| Glossosoma | 190 | 1 | ||
| Glossosomatidae | 189 | 1 | ||
| Goeridae | 286 | 1 | ||
| Hydropsyche | 212 | 4 | 13 | 17 |
| Hydroptila | 200 | 2 | 54 | 3 |
| Athripsodes | 311 | 1 | ||
| Oecetis | 317 | 1 | ||
| Polycentropus | 231 | 6 | 1 | 1 |
| Polycentropodidae | 223 | 3 | 1 | |
| Psychomyia pusilla | 240 | 114 | 13 | |
| Rhyacophila lato-sensu | 183 | 1 | 14 | 6 |
| Baetis lato sensu | 9794 | 12 | 46 | 28 |
| Procloeon | 390 | 2 | ||
| Baetidae | 363 | 1 | ||
| Caenis | 457 | 2 | ||
| Ephemerella ignita | 451 | 93 | 36 | 9 |
| Ecdyonurus | 421 | 2 | 2 | |
| Rhithrogena | 404 | 3 | ||
| Heptageniidae | 399 | 1 | 2 | |
| Micronecta | 719 | 1 | ||
| Hydroporinae | 2393 | 1 | ||
| Dupophilus | 620 | 7 | ||
| Elmis | 618 | 66 | 79 | 26 |
| Esolus | 619 | 42 | 60 | 14 |
| Limnius | 623 | 38 | 53 | 11 |
| Oulimnius | 622 | 3 | ||
| Riolus | 625 | 3 | ||
| Orectochilus | 515 | 3 | ||
| Blephariceridae | 747 | 1 | ||
| Chironomidae | 807 | 586 | 79 | 32 |
| Empididae | 831 | 2 | 24 | 5 |
| Limoniidae | 757 | 2 | 67 | 27 |
| Pediciidae | 50011 | 3 | 3 | |
| Simuliidae | 801 | 2 | 1 | |
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Ancylus fluviatilis | 1029 | 2 | 1 | 2 |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 10 | 7 | 2 |
| Nemathelmintha | 3111 | 1 | 1 |