Listes faunistiques invertébrés
Le Ruisseau de la Nevère à Cassaigne 05105950
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 18/08/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 28 |
| I2M2 | 0.1013 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 4.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 64.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 3.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 20.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Dalles, argiles | Nulle | B |
| P7 | Pierres, galets | B | |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | C | |
| P11 | Pierres, galets | Nulle | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Goera | 287 | 2 | 1 | |
| Hydropsyche | 212 | 92 | 97 | |
| Leptoceridae | 310 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Polycentropus | 231 | 7 | ||
| Baetis lato sensu | 9794 | 1 | 16 | 31 |
| Centroptilum | 383 | 1 | ||
| Procloeon | 390 | 1 | ||
| Ephemera | 502 | 12 | 8 | 11 |
| Gerris | 735 | 1 | 1 | |
| Elmis | 618 | 16 | 88 | 253 |
| Esolus | 619 | 21 | 15 | |
| Riolus | 625 | 2 | 1 | |
| Hydraena | 608 | 8 | 1 | |
| Athericidae | 838 | 2 | 1 | 9 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 77 | 65 | 53 |
| Dixidae | 793 | 3 | 2 | |
| Empididae | 831 | 2 | ||
| Limoniidae | 757 | 3 | 5 | |
| Psychodidae | 783 | 2 | ||
| Stratiomyidae | 824 | 1 | ||
| Tipulidae | 753 | 1 | ||
| Boyeria | 670 | 1 | ||
| Echinogammarus | 888 | 505 | 483 | 724 |
| Gammarus | 892 | 58 | ||
| Niphargus | 902 | 1 | 2 | |
| Asellidae | 880 | 65 | 1 | |
| Orconectes | 870 | 1 | ||
| Pisidium | 1043 | 13 | 1 | 5 |
| Potamopyrgus | 978 | 291 | 2736 | 2322 |
| Cambarincola | 30951 | 2 | ||
| Oligochaeta | 933 | 19 | 79 | 24 |
| Planariidae | 1061 | 2 | ||
| Hydracarina | 906 | 1 | 3 | 2 |
| Copepoda | 3206 | 1 | 1 | 1 |
| Ostracoda | 3170 | 1 |