Listes faunistiques invertébrés
Le Lagast à Auriac Lagast 05125540
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 26/07/2012 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 31 |
| Taxon indicateur | Leuctridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 35.0 | dominant |
| Blocs | 20.0 | dominant |
| Granulats | 30.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 3.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 7.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Vases | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Granulats | Lente | B |
| P8 | Dalles, argiles | Rapide | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Granulats | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Blocs | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctridae | 66 | 58 | ||
| Euleuctra geniculata | 68 | 8 | ||
| Leuctra | 69 | 88 | 272 | |
| Nemoura | 26 | 8 | ||
| Protonemura | 46 | 4 | 12 | 4 |
| Perlodidae | 127 | 1 | ||
| Glossosoma | 190 | 1 | 1 | |
| Silo-lithax | 5219 | 2 | 3 | |
| Hydropsyche | 212 | 5 | 4 | 20 |
| Crunoecia | 309 | 1 | ||
| Limnephilinae | 3163 | 6 | ||
| Odontocerum | 339 | 1 | ||
| Philopotamus | 209 | 1 | ||
| Rhyacophila lato-sensu | 183 | 3 | 4 | 2 |
| Sericostoma | 322 | 8 | ||
| Baetis | 364 | 18 | 108 | 280 |
| Ephemera | 502 | 2 | 4 | |
| Ephemerella ignita | 451 | 15 | 2 | |
| Heptageniidae | 399 | 1 | ||
| Epeorus | 400 | 2 | ||
| Ecdyonurus | 421 | 5 | 10 | |
| Rhithrogena | 404 | 1 | 1 | |
| Leptophlebiidae | 473 | 1 | ||
| Habrophlebia | 491 | 32 | 1 | |
| Dupophilus | 620 | 1 | 5 | 14 |
| Elmis | 618 | 3 | ||
| Esolus | 619 | 1 | 5 | |
| Limnius | 623 | 1 | 4 | 5 |
| Oulimnius | 622 | 1 | ||
| Blephariceridae | 747 | 1 | ||
| Chironomidae | 807 | 1088 | 10 | 3 |
| Dixidae | 793 | 1 | 1 | |
| Empididae | 831 | 1 | 1 | |
| Limoniidae | 757 | 9 | 11 | |
| Psychodidae | 783 | 2 | ||
| Simuliidae | 801 | 5 | 216 | 96 |
| Gammaridae | 887 | 5 | 6 | |
| Gammarus | 892 | 608 | 5 | 1 |
| Hydracarina | 906 | 12 | ||
| Pisidium | 1043 | 1 | ||
| Potamopyrgus | 978 | 1 | ||
| Oligochaeta | 933 | 4 | 6 | 8 |
| Planariidae | 1061 | 11 |