Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 642 ko
- Export SEEE csv / 3 ko
| Date prélèvement | 15/05/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 7.0 |
| GFI | 2 |
| Variété taxonomique | 18 |
| Taxon indicateur | Gammaridae |
| I2M2 | 0.0537 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 38.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 4.0 | marginal |
| Dalles, argiles | 51.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Blocs | Lente | A |
| P3 | Granulats | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Dalles, argiles | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Baetis lato sensu | 9794 | 15 | 18 | 6 |
| Haliplus | 518 | 1 | ||
| Hydrophilinae | 2517 | 1 | ||
| Ceratopogonidae | 819 | 1 | 8 | |
| Chironomidae | 807 | 2216 | 1131 | 944 |
| Limoniidae | 757 | 2 | ||
| Simuliidae | 801 | 156 | 999 | 31 |
| Tipulidae | 753 | 4 | 3 | 4 |
| Platycnemis | 657 | 17 | 1 | |
| Gammarus | 892 | 69 | 64 | 99 |
| Asellidae | 880 | 1 | ||
| Procambarus | 2027 | 2 | ||
| Pisidium | 1043 | 17 | 3 | 2 |
| Potamopyrgus | 978 | 572 | 374 | 575 |
| Galba | 1001 | 1 | ||
| Physa (sensu lato) | 997 | 259 | 21 | 78 |
| Physella | 19280 | 9 | 6 | 4 |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 2898 | 3042 | 571 |
| Nematoda | 1089 | 1 | 1 | |
| Gordiaca | 5189 | 2 | ||
| Hydracarina | 906 | 1 | 2 |