Listes faunistiques invertébrés
Le Lez à Saint-Girons 05179500
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 10 ko
| Date prélèvement | 13/09/2016 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 39 |
| Taxon indicateur | Perlidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 67.0 | dominant |
| Blocs | 7.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 15.0 | 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 | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 88 | 567 | 462 |
| Leuctra geniculata | 33830 | 24 | ||
| Protonemura | 46 | 5 | ||
| Perla | 164 | 6 | 7 | |
| Perlodes | 150 | 2 | ||
| Perlodidae | 127 | 1 | ||
| Micrasema | 268 | 378 | 57 | |
| Oligoplectrum maculatum | 264 | 1134 | 2125 | 1076 |
| Agapetus | 191 | 3 | ||
| Agapetinae | 9812 | 4 | 3 | |
| Glossosoma | 190 | 3 | ||
| Glossosomatidae | 189 | 2 | ||
| Silo-lithax | 5219 | 1 | 1 | |
| Hydropsyche | 212 | 200 | 142 | 213 |
| Hydroptila | 200 | 3 | 4 | |
| Lepidostomatidae | 304 | 3 | ||
| Adicella | 320 | 5 | ||
| Athripsodes | 311 | 24 | 1 | 3 |
| Mystacides | 312 | 10 | ||
| Oecetis | 317 | 1 | ||
| Limnephilinae | 3163 | 1 | 2 | |
| Polycentropus | 231 | 6 | 7 | 8 |
| Psychomyia pusilla | 240 | 35 | ||
| Rhyacophila lato-sensu | 183 | 15 | 25 | 22 |
| Sericostoma | 322 | 2 | 1 | 6 |
| Sericostomatidae | 321 | 7 | ||
| Baetis lato sensu | 9794 | 32 | 200 | 148 |
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 22 | 50 | 76 |
| Ephemera | 502 | 3 | ||
| Ecdyonurus | 421 | 12 | 18 | |
| Epeorus | 400 | 3 | 2 | |
| Rhithrogena | 404 | 29 | 21 | |
| Heptageniidae | 399 | 5 | ||
| Leptophlebiidae | 473 | 1 | ||
| Pomatinus substriatus | 33844 | 24 | 1 | |
| Colymbetinae | 2395 | 6 | ||
| Hydroporinae | 2393 | 1 | ||
| Dupophilus | 620 | 1 | 9 | 24 |
| Elmis | 618 | 208 | 295 | 243 |
| Esolus | 619 | 56 | 36 | 182 |
| Limnius | 623 | 40 | 18 | 24 |
| Oulimnius | 622 | 8 | ||
| Riolus | 625 | 8 | 12 | |
| Orectochilus | 515 | 2 | 3 | 3 |
| Hydraena | 608 | 2 | 1 | 2 |
| Anthomyidae | 847 | 3 | ||
| Athericidae | 838 | 1 | 3 | 16 |
| Chironomidae | 807 | 4562 | 486 | 977 |
| Empididae | 831 | 6 | 18 | 10 |
| Limoniidae | 757 | 27 | 212 | 113 |
| Psychodidae | 783 | 4 | ||
| Simuliidae | 801 | 80 | 5 | 567 |
| Tipulidae | 753 | 1 | ||
| Sialis | 704 | 1 | ||
| Gammarus | 892 | 2 | ||
| Pacifastacus leniusculus | 873 | 1 | ||
| Sphaeriidae | 1042 | 5 | ||
| Ancylus fluviatilis | 1029 | 7 | 243 | 189 |
| Radix | 1004 | 7 | 1 | |
| Oligochaeta | 933 | 96 | 50 | 113 |
| Nematoda | 1089 | 1 | 1 | 1 |
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |