Listes faunistiques invertébrés
Le Lez à Saint-Girons 05179500
- Télécharger la fiche IRSTEA xls / 647 ko
- Export SEEE csv / 11 ko
| Date prélèvement | 18/08/2020 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 43 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 41.0 | dominant |
| Blocs | 30.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 23.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Lente | 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 | Pierres, galets | Lente | C |
| P11 | Dalles, argiles | Rapide | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 192 | 481 | 524 |
| Leuctra geniculata | 33830 | 2 | 20 | 37 |
| Protonemura | 46 | 2 | ||
| Dinocras | 156 | 1 | ||
| Perla | 164 | 4 | 6 | 19 |
| Perlidae | 155 | 1 | ||
| Perlodes | 150 | 1 | 16 | 9 |
| Micrasema | 268 | 96 | ||
| Oligoplectrum maculatum | 264 | 544 | 1805 | 857 |
| Agapetus | 191 | 3 | 31 | 4 |
| Agapetus-synagapetus | 5218 | 15 | 29 | 11 |
| Goera pilosa | 288 | 2 | ||
| Silo | 292 | 3 | 15 | 5 |
| Silo-lithax | 5219 | 4 | 1 | |
| Hydropsyche | 212 | 84 | 104 | 168 |
| Hydropsychidae | 211 | 19 | 11 | 8 |
| Hydroptila | 200 | 4 | 2 | |
| Lepidostoma hirtum | 306 | 1 | ||
| Lepidostomatidae | 304 | 1 | 5 | 3 |
| Athripsodes | 311 | 7 | 3 | 3 |
| Mystacides | 312 | 16 | ||
| Leptoceridae | 310 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Polycentropus | 231 | 52 | 18 | 29 |
| Polycentropodidae | 223 | 5 | 1 | |
| Psychomyia pusilla | 240 | 7 | 32 | 15 |
| Rhyacophila lato-sensu | 183 | 6 | 20 | 9 |
| Sericostoma | 322 | 5 | ||
| Sericostomatidae | 321 | 17 | 8 | |
| Baetis lato sensu | 9794 | 16 | 135 | 291 |
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 187 | 114 | 73 |
| Torleya major | 452 | 12 | ||
| Ephemera | 502 | 2 | ||
| Ecdyonurus | 421 | 1 | 41 | 19 |
| Epeorus | 400 | 11 | 11 | |
| Rhithrogena | 404 | 6 | 14 | |
| Heptageniidae | 399 | 1 | 7 | 6 |
| Habroleptoides | 485 | 1 | ||
| Leptophlebiidae | 473 | 7 | 10 | |
| Micronecta | 719 | 1 | ||
| Pomatinus substriatus | 33844 | 1 | 1 | |
| Dupophilus | 620 | 11 | 20 | 22 |
| Elmis | 618 | 1170 | 500 | 524 |
| Esolus | 619 | 69 | 201 | 262 |
| Limnius | 623 | 137 | 140 | 153 |
| Oulimnius | 622 | 34 | 1 | 22 |
| Riolus | 625 | 2 | 40 | 22 |
| Stenelmis | 617 | 1 | ||
| Orectochilus | 515 | 1 | 1 | |
| Hydraena | 608 | 6 | 2 | 2 |
| Athericidae | 838 | 1 | 1 | 2 |
| Blephariceridae | 747 | 2 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 1600 | 126 | 320 |
| Empididae | 831 | 17 | 19 | 20 |
| Limoniidae | 757 | 18 | 45 | 23 |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 8 | 4 | 2 |
| Tabanidae | 837 | 1 | ||
| Gammarus | 892 | 6 | ||
| Pacifastacus leniusculus | 873 | 1 | ||
| Pisidium | 1043 | 1 | ||
| Ancylus fluviatilis | 1029 | 6 | 9 | 31 |
| Potamopyrgus antipodarum | 979 | 2 | ||
| Lymnaeidae | 998 | 2 | ||
| Glossiphoniidae | 908 | 1 | ||
| Planariidae | 1061 | 1 | 2 | |
| Oligochaeta | 933 | 60 | 29 | 64 |
| Nematoda | 1089 | 1 | 1 | |
| Copepoda | 3206 | 1 | 1 | |
| Ostracoda | 3170 | 1 | 1 | |
| Hydracarina | 906 | 1 | 1 | 1 |