Listes faunistiques invertébrés
Migaronne à Villespy 06177949
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 07/08/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 10.0 |
| GFI | 4 |
| Variété taxonomique | 24 |
| Taxon indicateur | Leptoceridae |
| I2M2 | 0.2572 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 53.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 6.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 35.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Pierres, galets | Nulle | B |
| P3 | Sables | Nulle | B |
| P4 | Granulats | Lente | B |
| P5 | Sables | Nulle | C |
| P6 | Pierres, galets | Moyenne | C |
| P7 | Bryophytes | Lente | A |
| P8 | Pierres, galets | Lente | B |
| P9 | Blocs | Nulle | A |
| P10 | Litieres | Nulle | A |
| P11 | Sables | Nulle | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydroptila | 200 | 2 | ||
| Mystacides | 312 | 2 | 1 | 1 |
| Polycentropus | 231 | 2 | 1 | |
| Cloeon | 387 | 2 | 1 | |
| Caenis | 457 | 285 | 26 | 237 |
| Colymbetinae | 2395 | 1 | ||
| Oulimnius | 622 | 13 | 1 | |
| Haliplus | 518 | 7 | ||
| Anthomyidae | 847 | 3 | 1 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 1248 | 426 | 451 |
| Simuliidae | 801 | 2 | 9 | |
| Tabanidae | 837 | 1 | 1 | |
| Cordulegaster | 687 | 1 | 3 | |
| Gomphidae | 678 | 1 | ||
| Onychogomphus | 682 | 2 | 1 | |
| Orthetrum | 698 | 1 | 1 | |
| Sympetrum | 699 | 1 | ||
| Cladocera | 3127 | 3 | ||
| Copepoda | 3206 | 3 | 3 | 3 |
| Ostracoda | 3170 | 3 | ||
| Ancylus | 1028 | 1 | ||
| Potamopyrgus | 978 | 1 | 1 | |
| Radix | 1004 | 1 | ||
| Sphaeriidae | 1042 | 4 | 1 | |
| Pisidium | 1043 | 3 | 1 | |
| Planariidae | 1061 | 1 | ||
| Erpobdellidae | 928 | 8 | ||
| Glossiphoniidae | 908 | 16 | 1 | 4 |
| Oligochaeta | 933 | 728 | 186 | 1839 |
| Hydrozoa | 3168 | 3 | ||
| Nemathelmintha | 3111 | 3 | 3 |