Listes faunistiques invertébrés
Le Bès à Saint-Juéry 05096810
- Télécharger la fiche IRSTEA xls / 112 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 29/07/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 19.0 |
| GFI | 8 |
| Variété taxonomique | 42 |
| 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 | 2.0 | marginal |
| Pierres, galets | 25.0 | dominant |
| Blocs | 31.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 34.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Granulats | Lente | A |
| P4 | Branchage, racines | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Blocs | Lente | C |
| P11 | Blocs | Rapide | C |
| P12 | Dalles, argiles | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 100 | 41 | 8 |
| Protonemura | 46 | 9 | 1 | 6 |
| Brachycentrus | 265 | 112 | 12 | 24 |
| Micrasema | 268 | 32 | 46 | 34 |
| Silo | 292 | 3 | 1 | |
| Goeridae | 286 | 1 | 1 | |
| Hydropsyche | 212 | 465 | 360 | 47 |
| Hydroptila | 200 | 14 | 6 | 22 |
| Ithytrichia | 198 | 8 | 1 | |
| Adicella | 320 | 2 | ||
| Triaenodes | 314 | 1 | ||
| Leptoceridae | 310 | 2 | ||
| Limnephilinae | 3163 | 1 | 2 | 8 |
| Polycentropus | 231 | 2 | 4 | |
| Psychomyia | 239 | 31 | 39 | |
| Rhyacophila lato-sensu | 183 | 6 | 9 | 8 |
| Sericostoma | 322 | 1 | ||
| Baetis lato sensu | 9794 | 55 | 234 | 268 |
| Caenis | 457 | 2 | ||
| Ephemerella | 450 | 89 | 10 | |
| Torleya | 2391 | 1 | ||
| Ecdyonurus | 421 | 2 | 3 | 2 |
| Epeorus | 400 | 25 | 4 | |
| Aphelocheirus | 721 | 5 | 3 | 1 |
| Micronecta | 719 | 1 | ||
| Hydrometra | 740 | 1 | ||
| Hydroporinae | 2393 | 1 | ||
| Dupophilus | 620 | 1 | 2 | 2 |
| Elmis | 618 | 159 | 36 | 32 |
| Esolus | 619 | 4 | 8 | 2 |
| Limnius | 623 | 4 | 30 | 9 |
| Normandia | 624 | 1 | ||
| Oulimnius | 622 | 48 | 4 | 6 |
| Stenelmis | 617 | 16 | 1 | 8 |
| Orectochilus | 515 | 2 | ||
| Hydraena | 608 | 4 | 2 | |
| Hydrocyphon | 637 | 1 | ||
| Coenosiinae | 50792 | 9 | 1 | |
| Athericidae | 838 | 7 | 13 | 8 |
| Blephariceridae | 747 | 14 | ||
| Ceratopogonidae | 819 | 2 | ||
| Chironomidae | 807 | 420 | 15 | 52 |
| Empididae | 831 | 3 | ||
| Limoniidae | 757 | 1 | 4 | 9 |
| Pediciini | 20537 | 4 | ||
| Rhagionidae | 841 | 1 | ||
| Simuliidae | 801 | 10 | 514 | 62 |
| Tipulidae | 753 | 1 | ||
| Boyeria | 670 | 4 | ||
| Onychogomphus | 682 | 9 | 1 | |
| Calopteryx | 650 | 4 | ||
| Sphaeriidae | 1042 | 1 | ||
| Radix | 1004 | 3 | ||
| Ancylus | 1028 | 4 | 13 | 60 |
| Valvata | 972 | 1 | ||
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 7 | 8 | 1 |
| Mermithoïdea | 3159 | 1 | 1 | 1 |
| Hydracarina | 906 | 1 | 1 | 1 |