Listes faunistiques invertébrés
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| Date prélèvement | 19/07/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 27 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 44.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 16.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 22.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 8.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 3 | 3 | |
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 24 | 2 | 19 |
| Ithytrichia | 198 | 24 | 6 | 3 |
| Lepidostomatidae | 304 | 1 | ||
| Athripsodes | 311 | 1 | 1 | |
| Leptocerus | 319 | 2 | ||
| Mystacides | 312 | 9 | 2 | |
| Oecetis | 317 | 6 | 1 | 1 |
| Polycentropodidae | 223 | 1 | ||
| Polycentropus | 231 | 2 | ||
| Baetis lato sensu | 9794 | 2 | 9 | |
| Centroptilum | 383 | 3 | ||
| Caenis | 457 | 25 | 1 | 1 |
| Heptageniidae | 399 | 1 | ||
| Heptagenia | 443 | 3 | ||
| Aphelocheirus | 721 | 1 | 3 | 4 |
| Micronectinae | 20396 | 2 | ||
| Hydrometra | 740 | 1 | ||
| Elmis | 618 | 45 | 5 | 60 |
| Esolus | 619 | 9 | 3 | 26 |
| Limnius | 623 | 3 | 2 | 13 |
| Oulimnius | 622 | 23 | 1 | 2 |
| Potamophilus | 615 | 1 | ||
| Riolus | 625 | 3 | 14 | |
| Stenelmis | 617 | 1 | 1 | |
| Hydraena | 608 | 2 | 10 | |
| Athericidae | 838 | 3 | 1 | 6 |
| Atrichops | 840 | 4 | 4 | |
| Chironomidae | 807 | 12 | 5 | |
| Pediciidae | 50011 | 2 | 2 | 1 |
| Simuliidae | 801 | 4 | ||
| Gomphidae | 678 | 2 | ||
| Platycnemis | 657 | 1 | ||
| Echinogammarus | 888 | 1211 | 182 | 253 |
| Gammarus | 892 | 1 | 1 | |
| Corbicula | 1051 | 1 | ||
| Sphaeriidae | 1042 | 1 | 1 | |
| Pisidium | 1043 | 1 | ||
| Potamopyrgus | 978 | 656 | 253 | 392 |
| Theodoxus | 967 | 9 | 5 | 24 |
| Physella | 19280 | 1 | ||
| Ancylus | 1028 | 3 | ||
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 5 | 8 | 7 |
| Dugesiidae | 1055 | 1 | ||
| Nematoda | 1089 | 2 | ||
| Hydracarina | 906 | 2 | 3 | 3 |