Listes faunistiques invertébrés
La Sère au niveau de Gensac 05151994
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 22/06/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 10.0 |
| GFI | 4 |
| Variété taxonomique | 23 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 2.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 4.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 65.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 26.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Pierres, galets | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Sables | Nulle | B |
| P6 | Dalles, argiles | Nulle | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Sables | Nulle | C |
| P12 | Sables | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 10 | ||
| Mystacides | 312 | 79 | 1 | 2 |
| Cyrnus | 224 | 2 | ||
| Baetis lato sensu | 9794 | 19 | 1 | 1 |
| Centroptilum | 383 | 1 | 3 | |
| Serratella | 5152 | 1 | ||
| Ecdyonurus | 421 | 1 | ||
| Gerridae | 734 | 1 | 4 | |
| Oulimnius | 622 | 3 | ||
| Riolus | 625 | 1 | ||
| Hydraena | 608 | 6 | 1 | |
| Athericidae | 838 | 1 | ||
| Ceratopogonidae | 819 | 1 | 1 | |
| Chironomidae | 807 | 134 | 12 | 339 |
| Dixidae | 793 | 1 | ||
| Limoniidae | 757 | 1 | 1 | |
| Pediciidae | 50011 | 2 | 1 | |
| Platycnemis | 657 | 2 | ||
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | 1 | |
| Gammaridae | 887 | 2 | ||
| Echinogammarus | 888 | 2 | ||
| Gammarus | 892 | 15 | ||
| Asellidae | 880 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Pisidium | 1043 | 4 | 1 | 18 |
| Potamopyrgus | 978 | 41 | 3 | 85 |
| Physella | 19280 | 1 | ||
| Glossiphoniidae | 908 | 4 | ||
| Oligochaeta | 933 | 161 | 3 | 149 |
| Nematoda | 1089 | 1 | ||
| Hydracarina | 906 | 1 | 2 | 4 |