Listes faunistiques invertébrés
Le Viaur à Ségur 05125860
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 11 ko
| Date prélèvement | 11/08/2020 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 42 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 81.0 | dominant |
| Blocs | 10.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 3 | 3 | |
| Leuctra | 69 | 65 | 55 | 52 |
| Leuctra geniculata | 33830 | 1 | ||
| Nemoura | 26 | 11 | ||
| Protonemura | 46 | 38 | 3 | |
| Nemouridae | 20 | 1 | ||
| Dinocras | 156 | 22 | 8 | |
| Perla | 164 | 3 | 2 | |
| Perlidae | 155 | 2 | 1 | 2 |
| Isoperla | 140 | 3 | ||
| Perlodes | 150 | 2 | ||
| Perlodidae | 127 | 1 | ||
| Micrasema | 268 | 64 | 1 | 3 |
| Glossosoma | 190 | 2 | ||
| Silo-lithax | 5219 | 1 | 5 | |
| Goeridae | 286 | 1 | ||
| Hydropsyche | 212 | 181 | 42 | 70 |
| Mystacides | 312 | 1 | 1 | 2 |
| Oecetis | 317 | 3 | 2 | 2 |
| Leptoceridae | 310 | 1 | ||
| Limnephilinae | 3163 | 2 | 3 | 1 |
| Polycentropus | 231 | 6 | 20 | 7 |
| Polycentropodidae | 223 | 13 | 16 | 3 |
| Psychomyia pusilla | 240 | 1 | 4 | |
| Rhyacophila lato-sensu | 183 | 3 | 4 | |
| Baetis lato sensu | 9794 | 32 | 35 | 19 |
| Centroptilum luteolum | 384 | 1 | ||
| Procloeon | 390 | 3 | 1 | 1 |
| Caenis | 457 | 18 | 1 | 2 |
| Ephemerella ignita | 451 | 1 | 1 | |
| Torleya major | 452 | 6 | 4 | |
| Ephemera | 502 | 34 | 9 | 8 |
| Ecdyonurus | 421 | 3 | 40 | 22 |
| Electrogena | 3181 | 2 | ||
| Epeorus | 400 | 1 | 8 | 10 |
| Rhithrogena | 404 | 1 | 22 | 34 |
| Heptageniidae | 399 | 1 | 34 | 22 |
| Habrophlebia | 491 | 8 | 7 | |
| Paraleptophlebia | 481 | 7 | 1 | 4 |
| Leptophlebiidae | 473 | 33 | 10 | 17 |
| Colymbetinae | 2395 | 2 | ||
| Dupophilus | 620 | 20 | 63 | 51 |
| Elmis | 618 | 150 | 25 | 51 |
| Esolus | 619 | 15 | 41 | 14 |
| Limnius | 623 | 2 | 3 | 3 |
| Oulimnius | 622 | 43 | 3 | |
| Hydraena | 608 | 10 | 7 | |
| Athericidae | 838 | 2 | 4 | 4 |
| Ceratopogonidae | 819 | 2 | 5 | 6 |
| Chironomidae | 807 | 147 | 50 | 34 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 7 | 3 | 4 |
| Limoniidae | 757 | 11 | 6 | 10 |
| Psychodidae | 783 | 2 | ||
| Simuliidae | 801 | 1 | ||
| Calopteryx | 650 | 2 | ||
| Gomphus | 679 | 1 | ||
| Sialis | 704 | 4 | 2 | 1 |
| Agriotypus | 1083 | 1 | ||
| Gammarus | 892 | 2 | ||
| Gammaridae | 887 | 3 | ||
| Pacifastacus leniusculus | 873 | 1 | 1 | |
| Pisidium | 1043 | 1 | ||
| Ancylus fluviatilis | 1029 | 9 | ||
| Potamopyrgus antipodarum | 979 | 13 | ||
| Xironogiton | 23599 | 29 | ||
| Cambarincola okadai | 41797 | 7 | ||
| Oligochaeta | 933 | 55 | 230 | 92 |
| Nematoda | 1089 | 1 | 1 | 1 |
| Copepoda | 3206 | 1 | 1 | 1 |
| Ostracoda | 3170 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |