Listes faunistiques invertébrés
Le Lez à Saint-Girons 05179500
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 10 ko
| Date prélèvement | 01/09/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 39 |
| 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 | 47.0 | dominant |
| Blocs | 17.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | 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 | Dalles, argiles | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 82 | 510 | 75 |
| Leuctra geniculata | 33830 | 1 | 120 | |
| Perla | 164 | 1 | 2 | 5 |
| Perlidae | 155 | 2 | 1 | |
| Perlodes | 150 | 2 | 6 | |
| Brachycentrus maculatus | 49101 | 123 | 260 | 330 |
| Micrasema | 268 | 22 | ||
| Agapetinae | 9812 | 2 | 2 | 1 |
| Glossosomatidae | 189 | 1 | ||
| Silo | 292 | 3 | 1 | 3 |
| Cheumatopsyche lepida | 222 | 10 | 30 | |
| Hydropsyche | 212 | 63 | 190 | 315 |
| Hydropsychidae | 211 | 15 | ||
| Hydroptila | 200 | 3 | 8 | 1 |
| Hydroptilidae | 193 | 1 | ||
| Lepidostoma | 305 | 1 | ||
| Adicella | 320 | 1 | ||
| Athripsodes | 311 | 7 | 1 | 1 |
| Mystacides | 312 | 7 | ||
| Oecetis | 317 | 5 | ||
| Leptoceridae | 310 | 5 | ||
| Polycentropus | 231 | 11 | 22 | 9 |
| Polycentropodidae | 223 | 1 | 1 | |
| Psychomyia pusilla | 240 | 5 | 27 | 26 |
| Rhyacophila lato-sensu | 183 | 2 | 13 | 11 |
| Sericostoma | 322 | 4 | ||
| Sericostomatidae | 321 | 5 | 3 | |
| Baetis lato sensu | 9794 | 5 | 33 | 123 |
| Centroptilum luteolum | 384 | 4 | ||
| Procloeon | 390 | 2 | ||
| Ephemerella ignita | 451 | 26 | 23 | 2 |
| Torleya major | 452 | 4 | 1 | |
| Ecdyonurus | 421 | 1 | 6 | 1 |
| Epeorus | 400 | 2 | ||
| Rhithrogena | 404 | 1 | 4 | |
| Potamanthus luteus | 510 | 1 | ||
| Corixinae | 5196 | 29 | ||
| Pomatinus substriatus | 33844 | 1 | ||
| Colymbetinae | 2395 | 3 | ||
| Laccophilinae | 2394 | 9 | ||
| Dupophilus | 620 | 10 | 34 | |
| Elmis | 618 | 84 | 160 | 137 |
| Esolus | 619 | 156 | 70 | 77 |
| Limnius | 623 | 84 | 160 | 113 |
| Oulimnius | 622 | 17 | ||
| Orectochilus | 515 | 2 | 4 | 1 |
| Athericidae | 838 | 1 | ||
| Blephariceridae | 747 | 9 | ||
| Chironomidae | 807 | 1152 | 1440 | 750 |
| Empididae | 831 | 4 | 1 | 8 |
| Limoniidae | 757 | 8 | 65 | 53 |
| Pediciidae | 50011 | 8 | 4 | 3 |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 377 | ||
| Tipulidae | 753 | 2 | ||
| Calopteryx | 650 | 1 | ||
| Asellidae | 880 | 1 | ||
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Pisidium | 1043 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Lymnaeidae | 998 | 1 | ||
| Ancylus fluviatilis | 1029 | 26 | 18 | 23 |
| Oligochaeta | 933 | 11 | 10 | 72 |
| Planariidae | 1061 | 1 | 7 | 8 |
| Prostoma | 3110 | 1 | ||
| Nematoda | 1089 | 1 | 1 | 1 |
| Bryozoa | 1087 | 1 |