Listes faunistiques invertébrés
Le Lagast à Auriac Lagast 05125540
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 13/06/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 35 |
| I2M2 | 0.7304 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 71.0 | dominant |
| Blocs | 9.0 | dominant |
| Granulats | 6.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 5.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Dalles, argiles | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Sables | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Bythinella | 992 | 1 | ||
| Calopteryx | 650 | 1 | 1 | |
| Cordulegaster | 687 | 1 | 1 | |
| Gerridae | 734 | 4 | ||
| Velia | 745 | 9 | ||
| Dixidae | 793 | 17 | ||
| Simuliidae | 801 | 66 | 13 | 392 |
| Chironomidae | 807 | 373 | 46 | 6 |
| Empididae | 831 | 2 | 1 | |
| Gammarus | 892 | 194 | 62 | 35 |
| Hydracarina | 906 | 1 | ||
| Oligochaeta | 933 | 1 | 16 | 14 |
| Hydrocyphon | 637 | 1 | 1 | |
| Ancylus | 1028 | 2 | ||
| Sphaeriidae | 1042 | 2 | 2 | |
| Pisidium | 1043 | 2 | 1 | |
| Planariidae | 1061 | 2 | 7 | 5 |
| Nematoda | 1089 | 1 | 1 | |
| Limnephilinae | 3163 | 28 | 6 | |
| Serratella | 5152 | 41 | 10 | 9 |
| Baetis lato sensu | 9794 | 32 | 168 | 352 |
| Agapetinae | 9812 | 1 | ||
| Hexatomini | 20358 | 1 | 1 | |
| Pediciini | 20537 | 3 | 6 | 2 |
| Heptageniidae | 399 | 2 | 6 | |
| Protonemura | 46 | 168 | 7 | 8 |
| Leuctra | 69 | 4 | 7 | |
| Perlodes | 150 | 1 | 1 | |
| Dinocras | 156 | 1 | ||
| Perla | 164 | 1 | ||
| Rhyacophila lato-sensu | 183 | 14 | 1 | 9 |
| Philopotamus | 209 | 1 | ||
| Hydropsyche | 212 | 5 | 12 | 5 |
| Goeridae | 286 | 1 | 1 | |
| Sericostoma | 322 | 5 | 6 | |
| Odontocerum | 339 | 3 | ||
| Nemoura | 26 | 1 | ||
| Epeorus | 400 | 17 | ||
| Rhithrogena | 404 | 7 | 18 | |
| Ecdyonurus | 421 | 6 | 7 | |
| Leptophlebiidae | 473 | 33 | 7 | 6 |
| Habrophlebia | 491 | 14 | 9 | 27 |
| Ephemera | 502 | 16 | 31 | 3 |
| Hydraena | 608 | 3 | 1 | |
| Elmis | 618 | 15 | 4 | |
| Esolus | 619 | 4 | 8 | 5 |
| Dupophilus | 620 | 3 | 22 | 32 |
| Limnius | 623 | 3 | 9 |