Listes faunistiques invertébrés
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| Date prélèvement | 24/09/2020 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 6 |
| Variété taxonomique | 35 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 3.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 59.0 | dominant |
| Blocs | 11.0 | dominant |
| Granulats | 16.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 7.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Hydrophytes | Moyenne | A |
| P3 | Litieres | Nulle | A |
| P4 | Branchage, racines | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Cheumatopsyche | 221 | 1 | 4 | 3 |
| Hydropsyche | 212 | 21 | 88 | 67 |
| Hydroptila | 200 | 9 | 5 | |
| Ithytrichia | 198 | 2 | ||
| Lepidostoma | 305 | 6 | 6 | 6 |
| Athripsodes | 311 | 4 | 2 | |
| Oecetis | 317 | 1 | 2 | 2 |
| Polycentropodidae | 223 | 1 | ||
| Baetis lato sensu | 9794 | 51 | 1 | |
| Centroptilum | 383 | 4 | ||
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 6 | 3 | 2 |
| Ephemera | 502 | 1 | 24 | 7 |
| Heptageniidae | 399 | 2 | 13 | 16 |
| Ecdyonurus | 421 | 2 | 1 | |
| Electrogena | 3181 | 2 | ||
| Aphelocheirus | 721 | 5 | 2 | |
| Dryops | 613 | 1 | ||
| Elmis | 618 | 1 | 1 | |
| Esolus | 619 | 10 | 5 | |
| Limnius | 623 | 1 | 15 | 3 |
| Oulimnius | 622 | 144 | 16 | 9 |
| Stenelmis | 617 | 5 | 11 | 14 |
| Ochthebius | 609 | 1 | ||
| Hydrophilinae | 2517 | 1 | ||
| Athericidae | 838 | 4 | 1 | |
| Chironomidae | 807 | 46 | 12 | 15 |
| Limoniidae | 757 | 1 | 1 | |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 29 | 12 | |
| Tipulidae | 753 | 1 | ||
| Onychogomphus | 682 | 12 | 7 | 4 |
| Calopteryx | 650 | 4 | 2 | |
| Platycnemis | 657 | 2 | ||
| Echinogammarus | 888 | 265 | 90 | 58 |
| Asellidae | 880 | 2 | ||
| Procambarus | 2027 | 3 | ||
| Corbicula | 1051 | 19 | 10 | 3 |
| Bithynia | 994 | 1 | ||
| Potamopyrgus | 978 | 4 | 1 | |
| Radix | 1004 | 1 | 1 | |
| Theodoxus | 967 | 5 | 85 | 98 |
| Physidae | 995 | 20 | ||
| Ancylus | 1028 | 1 | 2 | |
| Oligochaeta | 933 | 24 | 14 | 11 |
| Dugesiidae | 1055 | 16 | 15 | 23 |
| Nematoda | 1089 | 1 | ||
| Hydracarina | 906 | 1 | 3 |