Listes faunistiques invertébrés
MERE A LA-RAVOIRE 06580812
- Télécharger la fiche IRSTEA xls / 116 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 31/05/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 26 |
| I2M2 | 0.1720 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 10.0 | dominant |
| Pierres, galets | 75.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 7.0 | dominant |
| Algues | ||
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Rapide | A |
| P2 | Litieres | Nulle | A |
| P3 | Blocs | Moyenne | A |
| P4 | Granulats | Lente | A |
| P5 | Branchage, racines | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Rapide | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Pisidium | 1043 | 11 | 2 | 1 |
| Hydracarina | 906 | 1 | 1 | |
| Oligochaeta | 933 | 60 | 80 | 100 |
| Potamopyrgus | 978 | 7 | 4 | 1 |
| Physidae | 995 | 4 | 12 | 1 |
| Planorbidae | 1009 | 1 | 1 | |
| Ancylus | 1028 | 33 | 45 | 104 |
| Acroloxus | 1033 | 1 | ||
| Sphaeriidae | 1042 | 23 | 6 | 3 |
| Gammarus | 892 | 3798 | 6555 | 1603 |
| Dugesiidae | 1055 | 7 | 15 | 5 |
| Nemathelmintha | 3111 | 1 | 1 | |
| Ostracoda | 3170 | 1 | 1 | 1 |
| Copepoda | 3206 | 1 | ||
| Serratella | 5152 | 3 | 15 | 6 |
| Branchiobdellida | 5192 | 6 | ||
| Physella | 19280 | 1 | ||
| Pediciidae | 50011 | 1 | ||
| Gerridae | 734 | 1 | ||
| Hydroptilidae | 193 | 1 | 1 | |
| Hydroptila | 200 | 5 | 1 | |
| Tinodes | 245 | 1 | 1 | |
| Baetis | 364 | 172 | 164 | 220 |
| Elmis | 618 | 9 | 12 | 22 |
| Esolus | 619 | 1 | 3 | |
| Limnius | 623 | 23 | 18 | 23 |
| Riolus | 625 | 2 | 1 | 5 |
| Rhyacophila lato-sensu | 183 | 5 | 6 | 16 |
| Limoniidae | 757 | 1 | ||
| Psychodidae | 783 | 3 | ||
| Simuliidae | 801 | 41 | 39 | 60 |
| Chironomidae | 807 | 191 | 349 | 244 |
| Ceratopogonidae | 819 | 4 | ||
| Tabanidae | 837 | 1 | ||
| Pacifastacus | 872 | 1 | ||
| Asellidae | 880 | 2 |