Listes faunistiques invertébrés
Le Viaur à Ségur 05125860
- Télécharger la fiche IRSTEA xls / 117 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 21/07/2016 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 38 |
| Taxon indicateur | Perlidae |
| I2M2 | 0.8055 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 75.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 17.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Dalles, argiles | 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 |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 2 | 5 | 5 |
| Leuctra | 69 | 201 | 141 | 159 |
| Nemoura | 26 | 4 | ||
| Protonemura | 46 | 5 | 1 | |
| Dinocras | 156 | 8 | 1 | |
| Perla | 164 | 2 | 6 | |
| Perlidae | 155 | 2 | ||
| Perlodes | 150 | 3 | 9 | 3 |
| Micrasema | 268 | 32 | 1 | 1 |
| Glossosoma | 190 | 1 | 7 | 6 |
| Glossosomatidae | 189 | 7 | 9 | |
| Silo | 292 | 1 | ||
| Goeridae | 286 | 4 | 4 | |
| Hydropsyche | 212 | 15 | 39 | 53 |
| Athripsodes | 311 | 2 | ||
| Mystacides | 312 | 1 | ||
| Limnephilinae | 3163 | 4 | 5 | 1 |
| Philopotamus | 209 | 1 | ||
| Wormaldia | 210 | 1 | ||
| Polycentropus | 231 | 17 | 18 | 6 |
| Psychomyia pusilla | 240 | 1 | 2 | |
| Psychomyiidae | 238 | 1 | ||
| Rhyacophila lato-sensu | 183 | 5 | 10 | 14 |
| Baetis | 364 | 41 | 193 | 313 |
| Caenis | 457 | 165 | 10 | 19 |
| Ephemerella ignita | 451 | 4 | 4 | |
| Ephemera | 502 | 12 | 11 | 3 |
| Ecdyonurus | 421 | 21 | 8 | 11 |
| Electrogena | 3181 | 1 | ||
| Epeorus | 400 | 2 | ||
| Rhithrogena | 404 | 9 | 14 | |
| Habrophlebia | 491 | 14 | 2 | 2 |
| Leptophlebiidae | 473 | 29 | 9 | 2 |
| Micronecta | 719 | 3 | 1 | |
| Gerris | 735 | 1 | ||
| Platambus maculatus | 557 | 3 | ||
| Dupophilus | 620 | 2 | 7 | 15 |
| Elmis | 618 | 38 | 87 | 91 |
| Esolus | 619 | 4 | 18 | 43 |
| Limnius | 623 | 2 | ||
| Oulimnius | 622 | 3 | 1 | |
| Hydraena | 608 | 4 | 2 | |
| Athericidae | 838 | 6 | 4 | 3 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 357 | 127 | 195 |
| Empididae | 831 | 1 | 2 | 1 |
| Limoniidae | 757 | 3 | 11 | 41 |
| Simuliidae | 801 | 9 | 2 | 31 |
| Tabanidae | 837 | 1 | ||
| Calopteryx | 650 | 2 | ||
| Sialis | 704 | 6 | ||
| Osmylus | 854 | 1 | ||
| Gammarus | 892 | 14 | ||
| Pacifastacus leniusculus | 873 | 3 | 1 | |
| Sphaeriidae | 1042 | 1 | ||
| Ancylus | 1028 | 12 | 105 | 211 |
| Potamopyrgus | 978 | 3 | ||
| Oligochaeta | 933 | 19 | 165 | 175 |
| Hydracarina | 906 | 6 | 4 | 17 |