Listes faunistiques invertébrés
L'Esquéda à Bourg-de-Bigorre 05234031
- Télécharger la fiche IRSTEA xls / 91 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 18/09/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 19.0 |
| GFI | 8 |
| Variété taxonomique | 41 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.7384 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 3.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 5.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 85.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Dalles, argiles | Moyenne | B |
| P3 | Branchage, racines | Lente | A |
| P4 | Pierres, galets | Moyenne | B |
| P5 | Granulats | Nulle | A |
| P6 | Litieres | Nulle | A |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Dalles, argiles | Moyenne | C |
| P9 | Dalles, argiles | Lente | B |
| P10 | Dalles, argiles | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 1 | ||
| Leuctra | 69 | 8 | 4 | |
| Nemoura | 26 | 1 | ||
| Protonemura | 46 | 4 | 1 | |
| Micrasema | 268 | 58 | 33 | 52 |
| Agapetus | 191 | 1 | ||
| Goera | 287 | 6 | ||
| Silo | 292 | 6 | 4 | |
| Hydropsyche | 212 | 39 | 20 | 17 |
| Hydroptila | 200 | 3 | 12 | 23 |
| Ithytrichia | 198 | 1 | ||
| Lasiocephala | 307 | 1 | ||
| Athripsodes | 311 | 4 | 15 | 7 |
| Mystacides | 312 | 2 | ||
| Oecetis | 317 | 1 | ||
| Polycentropus | 231 | 2 | ||
| Paduniella | 5147 | 51 | 4 | |
| Rhyacophila lato-sensu | 183 | 23 | 42 | 61 |
| Sericostomatidae | 321 | 11 | ||
| Sericostoma | 322 | 61 | 1 | |
| Baetis | 364 | 156 | 252 | 149 |
| Pseudocentroptilum | 3207 | 3 | ||
| Caenis | 457 | 1 | ||
| Torleya | 2391 | 69 | 139 | 39 |
| Ephemera | 502 | 21 | ||
| Ecdyonurus | 421 | 1 | ||
| Rhithrogena | 404 | 2 | ||
| Hydroporinae | 2393 | 3 | ||
| Platambus | 556 | 2 | ||
| Dupophilus | 620 | 1 | 1 | |
| Elmis | 618 | 389 | 68 | 22 |
| Esolus | 619 | 55 | 73 | 35 |
| Limnius | 623 | 35 | 18 | |
| Normandia | 624 | 1 | ||
| Oulimnius | 622 | 2 | 1 | |
| Riolus | 625 | 117 | 368 | 93 |
| Gyrinidae | 512 | 1 | ||
| Orectochilus | 515 | 2 | 2 | |
| Hydraena | 608 | 2 | 11 | |
| Atherix | 839 | 4 | 4 | |
| Chironomidae | 807 | 592 | 210 | 418 |
| Clinocerinae | 9813 | 1 | 1 | 1 |
| Antocha | 759 | 1 | 14 | 27 |
| Simuliidae | 801 | 5 | 8 | 1 |
| Micronecta | 719 | 48 | ||
| Calopteryx | 650 | 63 | ||
| Osmylus | 854 | 1 | ||
| Gammaridae | 887 | 12 | 19 | |
| Echinogammarus | 888 | 255 | 269 | |
| Ancylus | 1028 | 12 | 10 | 1 |
| Potamopyrgus | 978 | 81 | 8 | 14 |
| Radix | 1004 | 1 | ||
| Physidae | 995 | 1 | ||
| Physella | 19280 | 1 | ||
| Pisidium | 1043 | 5 | ||
| Turbellaria | 3326 | 1 | ||
| Dugesiidae | 1055 | 3 | ||
| Polycelis | 1064 | 9 | 14 | |
| Glossiphonia | 909 | 1 | ||
| Oligochaeta | 933 | 28 | 1 | |
| Nematoda | 1089 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 | 3 |