Listes faunistiques invertébrés
Le Viaur en aval de Pont de Salars 05125800
- Télécharger la fiche IRSTEA xls / 45 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 02/09/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 8 |
| Variété taxonomique | 28 |
| Taxon indicateur | Brachycentridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 8.0 | dominant |
| Hydrophytes | 1.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 38.0 | dominant |
| Blocs | 10.0 | dominant |
| Granulats | 12.0 | dominant |
| Helophytes | 15.0 | dominant |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Bryophytes | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Moyenne | B |
| P8 | Granulats | Lente | B |
| P9 | Helophytes | Nulle | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 160 | 96 | 448 |
| Leuctra | 69 | 2976 | 752 | 3392 |
| Nemoura | 26 | 16 | 2 | 16 |
| Nemurella | 44 | 12 | ||
| Protonemura | 46 | 1 | 2 | |
| Nemouridae | 20 | 2 | ||
| Micrasema | 268 | 1 | 4 | 1 |
| Silo | 292 | 2 | 7 | 20 |
| Goeridae | 286 | 1 | 2 | |
| Hydropsyche | 212 | 4 | 9 | 9 |
| Athripsodes | 311 | 1 | ||
| Oecetis | 317 | 1 | ||
| Drusinae | 3120 | 1 | ||
| Limnephilinae | 3163 | 2 | 7 | 6 |
| Polycentropus | 231 | 1 | 4 | |
| Rhyacophila lato-sensu | 183 | 9 | 17 | 17 |
| Sericostoma | 322 | 13 | 24 | 6 |
| Baetis lato sensu | 9794 | 39 | 43 | |
| Baetis | 364 | 176 | ||
| Baetidae | 363 | 1 | ||
| Ephemerella ignita | 451 | 14 | 15 | 18 |
| Ephemera | 502 | 5 | 3 | 8 |
| Ecdyonurus | 421 | 5 | 4 | |
| Epeorus | 400 | 2 | ||
| Heptageniidae | 399 | 1 | 1 | |
| Paraleptophlebia | 481 | 2 | ||
| Leptophlebiidae | 473 | 5 | 9 | |
| Platambus | 556 | 4 | 20 | |
| Colymbetinae | 2395 | 5 | ||
| Dupophilus | 620 | 1 | ||
| Elmis | 618 | 4 | 13 | |
| Esolus | 619 | 1 | 1 | |
| Haliplus | 518 | 1 | ||
| Athericidae | 838 | 1 | ||
| Ceratopogoninae | 822 | 1 | ||
| Chironomidae | 807 | 180 | 196 | 1216 |
| Dixidae | 793 | 4 | 1 | 4 |
| Empididae | 831 | 6 | 4 | 42 |
| Pediciini | 20537 | 2 | ||
| Limoniidae | 757 | 1 | 1 | |
| Psychodidae | 783 | 1 | 3 | 2 |
| Simuliidae | 801 | 56 | 10 | 100 |
| Tabanidae | 837 | 1 | ||
| Ostracoda | 3170 | 3 | 3 | 3 |
| Pacifastacus | 872 | 1 | ||
| Asellidae | 880 | 1 | 10 | |
| Pisidium | 1043 | 4 | 4 | 16 |
| Ancylus | 1028 | 4 | 64 | 80 |
| Erpobdellidae | 928 | 2 | 5 | 6 |
| Oligochaeta | 933 | 1 | 22 | 2 |
| Hydracarina | 906 | 3 | 3 |