Listes faunistiques invertébrés
Le Laca à Gourgue 05234016
- Télécharger la fiche IRSTEA xls / 91 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 25/09/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 7 |
| Variété taxonomique | 43 |
| Taxon indicateur | Leuctridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 43.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 22.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 28.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Lente | B |
| P2 | Pierres, galets | Lente | B |
| P3 | Litieres | Nulle | A |
| P4 | Pierres, galets | Moyenne | B |
| P5 | Branchage, racines | Nulle | A |
| P6 | Dalles, argiles | Moyenne | C |
| P7 | Granulats | Moyenne | C |
| P8 | Pierres, galets | Nulle | C |
| P9 | Sables | Nulle | A |
| P10 | Dalles, argiles | Lente | B |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Blocs | Lente | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 1 | 5 | 6 |
| Leuctra | 69 | 2 | 4 | 1 |
| Nemoura | 26 | 1 | ||
| Glossosomatidae | 189 | 1 | ||
| Silo | 292 | 4 | 5 | 1 |
| Hydropsyche | 212 | 2 | 1 | 2 |
| Ithytrichia | 198 | 1 | ||
| Lepidostoma | 305 | 1 | ||
| Oecetis | 317 | 9 | ||
| Stenophylacini-chaetopterygini | 3146 | 2 | 1 | 1 |
| Polycentropodidae | 223 | 5 | 2 | 2 |
| Polycentropus | 231 | 4 | 1 | 3 |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Sericostoma | 322 | 66 | 90 | 5 |
| Baetis | 364 | 9 | 52 | 137 |
| Ephemerella ignita | 451 | 1 | ||
| Ephemera | 502 | 49 | 36 | 38 |
| Leptophlebiidae | 473 | 1 | ||
| Paraleptophlebia | 481 | 3 | ||
| Dupophilus | 620 | 4 | 17 | 4 |
| Elmis | 618 | 20 | 25 | 14 |
| Esolus | 619 | 7 | 151 | 62 |
| Limnius | 623 | 4 | 42 | 6 |
| Normandia | 624 | 1 | 1 | |
| Oulimnius | 622 | 3 | ||
| Riolus | 625 | 1 | ||
| Stenelmis | 617 | 2 | 1 | |
| Orectochilus | 515 | 1 | ||
| Hydraena | 608 | 2 | 8 | 7 |
| Atherix | 839 | 3 | ||
| Ceratopogonidae | 819 | 1 | 8 | 5 |
| Chironomidae | 807 | 112 | 3 | 17 |
| Dicranota | 765 | 20 | 24 | 11 |
| Psychodidae | 783 | 1 | ||
| Rhagionidae | 841 | 1 | ||
| Simulium | 806 | 5 | 2 | 8 |
| Tabanidae | 837 | 1 | ||
| Gerris | 735 | 1 | ||
| Boyeria | 670 | 1 | ||
| Calopteryx | 650 | 14 | ||
| Cordulegaster | 687 | 3 | 3 | |
| Gomphidae | 678 | 4 | 1 | 2 |
| Onychogomphus | 682 | 1 | ||
| Agriotypus | 1083 | 1 | ||
| Ostracoda | 3170 | 3 | 3 | |
| Asellidae | 880 | 1 | ||
| Gammaridae | 887 | 4 | 8 | |
| Echinogammarus | 888 | 22 | 9 | 8 |
| Ancylus | 1028 | 3 | 5 | 11 |
| Potamopyrgus | 978 | 2004 | 1357 | 560 |
| Physa (sensu lato) | 997 | 1 | ||
| Physella | 19280 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Turbellaria | 3326 | 1 | ||
| Dugesiidae | 1055 | 2 | 2 | |
| Polycelis | 1064 | 5 | 1 | |
| Oligochaeta | 933 | 45 | 12 | 77 |
| Nematoda | 1089 | 3 | 3 | |
| Prostoma | 3110 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |