Listes faunistiques invertébrés
Brague à Biot 06209970
- Télécharger la fiche IRSTEA xls / 191 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 05/08/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 28 |
| Taxon indicateur | Hydroptilidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 32.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 58.0 | dominant |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Blocs | Lente | A |
| P3 | Granulats | Lente | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Algues | Lente | B |
| P8 | Algues | Nulle | B |
| P9 | Algues | Moyenne | C |
| P10 | Algues | Lente | C |
| P11 | Algues | Nulle | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 1 | 2 | |
| Hydroptila | 200 | 6 | 12 | 17 |
| Mystacides | 312 | 9 | 2 | 4 |
| Polycentropus | 231 | 4 | 3 | 7 |
| Psychomyia | 239 | 1 | ||
| Tinodes | 245 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetis lato sensu | 9794 | 1 | 1 | |
| Caenis | 457 | 25 | 18 | 29 |
| Gerris | 735 | 1 | ||
| Dryops | 613 | 1 | ||
| Elmis | 618 | 30 | 20 | 8 |
| Esolus | 619 | 30 | 96 | 96 |
| Limnius | 623 | 2 | 12 | 16 |
| Oulimnius | 622 | 10 | 32 | 52 |
| Stenelmis | 617 | 16 | 4 | 4 |
| Blephariceridae | 747 | 1 | ||
| Chironomidae | 807 | 6 | 32 | 12 |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 1 | ||
| Calopteryx | 650 | 5 | 1 | |
| Gomphidae | 678 | 2 | ||
| Platycnemis | 657 | 1 | ||
| Gammarus | 892 | 1280 | 34 | 496 |
| Ostracoda | 3170 | 3 | 3 | 3 |
| Asellidae | 880 | 92 | 2 | 3 |
| Pisidium | 1043 | 56 | 2 | 3 |
| Acroloxus | 1033 | 2 | ||
| Ancylus | 1028 | 40 | 72 | 100 |
| Bithynia | 994 | 344 | 36 | 46 |
| Bythinella | 992 | 192 | 16 | 3 |
| Potamopyrgus | 978 | 8640 | 2032 | 3328 |
| Radix | 1004 | 10 | 23 | 14 |
| Lymnaeidae | 998 | 2 | 3 | 3 |
| Planorbidae | 1009 | 2 | ||
| Helobdella | 912 | 1 | ||
| Dugesia | 1056 | 40 | 92 | 136 |
| Mermithoïdea | 3159 | 3 | ||
| Prostoma | 3110 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |
| Bryozoa | 1087 | 3 |