Listes faunistiques invertébrés
REYSSOUZET A ST-JULIEN-SUR-REYSSOUZE 06580603
- Télécharger la fiche IRSTEA xls / 101 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 19/06/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 10.0 |
| GFI | 4 |
| Variété taxonomique | 22 |
| I2M2 | 0.0490 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 10.0 | dominant |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 85.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | ||
| Helophytes | ||
| Vases | ||
| Sables | ||
| Algues | ||
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Nulle | A |
| P4 | Dalles, argiles | Nulle | A |
| P5 | Hydrophytes | Nulle | B |
| P6 | Pierres, galets | Nulle | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Viviparus | 970 | 1 | 1 | |
| Baetis lato sensu | 9794 | 1 | 25 | 2 |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Cladocera | 3127 | 1 | 1 | |
| Colymbetinae | 2395 | 2 | ||
| Corbicula | 1051 | 4 | ||
| Sphaerium | 1044 | 7 | ||
| Pisidium | 1043 | 9 | 82 | 18 |
| Sphaeriidae | 1042 | 48 | ||
| Acroloxus | 1033 | 11 | ||
| Ferrissia | 1030 | 2 | 17 | 4 |
| Planorbidae | 1009 | 19 | ||
| Radix | 1004 | 4 | ||
| Bithynia | 994 | 6 | 8 | 3 |
| Potamopyrgus | 978 | 98 | 158 | 160 |
| Hydroptila | 200 | 1 | ||
| Oligochaeta | 933 | 54 | 672 | 204 |
| Erpobdellidae | 928 | 2 | ||
| Glossiphoniidae | 908 | 12 | 46 | |
| Hydracarina | 906 | 1 | ||
| Gammarus | 892 | 330 | 39 | 48 |
| Chironomidae | 807 | 1408 | 1792 | 3488 |
| Dixidae | 793 | 3 | ||
| Micronecta | 719 | 2 | 1 | 1 |
| Sialis | 704 | 1 | ||
| Platycnemis | 657 | 1 | ||
| Caenis | 457 | 1 | ||
| Cloeon | 387 | 9 | ||
| Tinodes | 245 | 1 | ||
| Cyrnus | 224 | 10 | 7 | |
| Hydropsyche | 212 | 9 |