Listes faunistiques invertébrés
Le Vezan à Bresnay 04434004
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 05/10/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 38 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 3.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 52.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 40.0 | 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 | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Sables | Nulle | B |
| P8 | Sables | Nulle | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctridae | 66 | 1 | ||
| Beraeodes | 329 | 5 | ||
| Silo | 292 | 2 | 1 | 21 |
| Goeridae | 286 | 2 | 2 | 3 |
| Hydropsyche | 212 | 4 | ||
| Lepidostoma | 305 | 1 | ||
| Athripsodes | 311 | 5 | 43 | 25 |
| Mystacides | 312 | 1 | 1 | |
| Limnephilinae | 3163 | 6 | ||
| Limnephilidae | 276 | 2 | 9 | |
| Polycentropus | 231 | 2 | ||
| Polycentropodidae | 223 | 2 | ||
| Lype | 241 | 1 | ||
| Psychomyia | 239 | 2 | 1 | |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Notidobia | 325 | 1 | ||
| Baetis | 364 | 4 | 7 | 7 |
| Centroptilum | 383 | 3 | 3 | 1 |
| Ephemera | 502 | 113 | 39 | 51 |
| Ecdyonurus | 421 | 17 | 20 | 42 |
| Heptageniidae | 399 | 1 | ||
| Paraleptophlebia | 481 | 6 | 13 | 72 |
| Leptophlebiidae | 473 | 10 | 8 | 15 |
| Micronecta | 719 | 11 | 3 | 26 |
| Pomatinus | 611 | 2 | 1 | |
| Platambus | 556 | 8 | 1 | 2 |
| Elmis | 618 | 19 | 11 | 48 |
| Esolus | 619 | 3 | 9 | 6 |
| Limnius | 623 | 7 | 3 | 40 |
| Oulimnius | 622 | 7 | 14 | 10 |
| Gyrinus | 514 | 1 | ||
| Helodes | 636 | 5 | ||
| Scirtidae | 634 | 1 | ||
| Hydraena | 608 | 3 | ||
| Chironomidae | 807 | 104 | 48 | 24 |
| Dixidae | 793 | 1 | ||
| Limoniidae | 757 | 3 | 28 | 32 |
| Tabanidae | 837 | 2 | 1 | 5 |
| Calopteryx | 650 | 1 | ||
| Sialis | 704 | 4 | ||
| Gammarus | 892 | 310 | 917 | 257 |
| Copepoda | 3206 | 18 | 3 | 2 |
| Ostracoda | 3170 | 10 | 1 | |
| Asellidae | 880 | 113 | 24 | 42 |
| Pisidium | 1043 | 112 | 3 | 13 |
| Ancylus | 1028 | 1 | 13 | |
| Bithynia | 994 | 1 | ||
| Radix | 1004 | 3 | ||
| Lymnaeidae | 998 | 1 | ||
| Erpobdellidae | 928 | 1 | ||
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 5 | 26 | 25 |
| Polycelis | 1064 | 1 | ||
| Mermithoïdea | 3159 | 1 | ||
| Prostoma | 3110 | 1 | ||
| Hydracarina | 906 | 2 | ||
| Hydra | 1077 | 2 | 9 |