Listes faunistiques invertébrés
Le Bedat à Saint-Laure 04034650
- Télécharger la fiche IRSTEA xls / 95 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 03/09/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 30 |
| I2M2 | 0.1967 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 73.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 12.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 10.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Lente | A |
| P4 | Vases | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Ancylus | 1028 | 9 | ||
| Ephydridae | 844 | 1 | ||
| Asellidae | 880 | 46 | 16 | 27 |
| Gammarus | 892 | 2 | 1 | |
| Hydracarina | 906 | 1 | 1 | 1 |
| Glossiphoniidae | 908 | 5 | 5 | 5 |
| Erpobdellidae | 928 | 2 | 3 | 22 |
| Oligochaeta | 933 | 5696 | 640 | 1520 |
| Potamopyrgus | 978 | 4 | 122 | 37 |
| Bithynia | 994 | 1 | ||
| Radix | 1004 | 2 | ||
| Ceratopogoninae | 822 | 1 | ||
| Corbicula | 1051 | 5 | 76 | 24 |
| Dugesia | 1056 | 1 | 1 | |
| Gordiidae | 1085 | 1 | ||
| Hydrophilinae | 2517 | 1 | 4 | 1 |
| Mermithoïdea | 3159 | 1 | 1 | 1 |
| Ostracoda | 3170 | 1 | 1 | |
| Copepoda | 3206 | 1 | ||
| Baetis lato sensu | 9794 | 14 | 180 | 100 |
| Physella | 19280 | 1 | 7 | |
| Calopteryx | 650 | 40 | ||
| Hydroptila | 200 | 12 | 21 | 13 |
| Hydropsyche | 212 | 12 | 23 | 7 |
| Polycentropodidae | 223 | 1 | ||
| Psychomyia | 239 | 5 | 10 | |
| Mystacides | 312 | 1 | ||
| Ephemerella ignita | 451 | 2 | ||
| Caenis | 457 | 8 | 5 | 17 |
| Esolus | 619 | 1 | 1 | |
| Oulimnius | 622 | 1 | ||
| Hydroptilidae | 193 | 1 | ||
| Gomphidae | 678 | 1 | ||
| Gomphus | 679 | 1 | ||
| Onychogomphus | 682 | 2 | 1 | |
| Micronecta | 719 | 4 | 1 | |
| Gerris | 735 | 1 | ||
| Tipulidae | 753 | 3 | ||
| Psychodidae | 783 | 1 | 1 | 1 |
| Simuliidae | 801 | 1 | ||
| Chironomidae | 807 | 704 | 1488 | 1168 |