Listes faunistiques invertébrés
L'Alrance à Alrance 05144250
- Télécharger la fiche IRSTEA xls / 107 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 29/07/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 29 |
| I2M2 | 0.6265 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 3.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 3.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 50.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 23.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Granulats | Moyenne | B |
| P9 | Granulats | Nulle | C |
| P10 | Sables | Nulle | C |
| P11 | Granulats | Lente | C |
| P12 | Granulats | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 10 | 21 | 8 |
| Nemoura | 26 | 88 | 11 | 5 |
| Protonemura | 46 | 1 | 7 | |
| Perlodes | 150 | 2 | 2 | |
| Silo | 292 | 3 | ||
| Goeridae | 286 | 3 | ||
| Hydropsyche | 212 | 5 | 14 | 7 |
| Limnephilinae | 3163 | 4 | 1 | |
| Polycentropus | 231 | 2 | ||
| Polycentropodidae | 223 | 2 | ||
| Baetis lato sensu | 9794 | 94 | 47 | 328 |
| Procloeon | 390 | 8 | ||
| Ephemerella ignita | 451 | 15 | 8 | 20 |
| Ephemera | 502 | 3 | 48 | 46 |
| Ecdyonurus | 421 | 1 | 12 | 15 |
| Electrogena | 3181 | 2 | ||
| Epeorus | 400 | 1 | ||
| Rhithrogena | 404 | 9 | 11 | |
| Heptageniidae | 399 | 2 | 4 | 2 |
| Habrophlebia | 491 | 1 | ||
| Leptophlebiidae | 473 | 28 | 4 | |
| Gerris | 735 | 1 | ||
| Platambus | 556 | 3 | ||
| Dupophilus | 620 | 4 | 224 | 416 |
| Elmis | 618 | 27 | 112 | |
| Esolus | 619 | 1 | 48 | 32 |
| Limnius | 623 | 1 | 48 | 64 |
| Hydraena | 608 | 1 | 1 | |
| Ceratopogoninae | 822 | 1 | 1 | |
| Chironomidae | 807 | 248 | 17 | 11 |
| Empididae | 831 | 3 | 2 | 1 |
| Limoniidae | 757 | 1 | 24 | 100 |
| Simuliidae | 801 | 5 | 25 | 3 |
| Calopteryx | 650 | 1 | ||
| Cordulegaster | 687 | 2 | ||
| Sialis | 704 | 3 | ||
| Gammarus | 892 | 736 | 384 | 196 |
| Copepoda | 3206 | 1 | ||
| Pacifastacus | 872 | 1 | 2 | |
| Pisidium | 1043 | 1 | ||
| Sphaeriidae | 1042 | 4 | ||
| Ancylus | 1028 | 1 | ||
| Bythinella | 992 | 1 | ||
| Oligochaeta | 933 | 120 | 184 | |
| Polycelis | 1064 | 1 | 2 | |
| Mermithoïdea | 3159 | 1 | 1 | 1 |
| Hydracarina | 906 | 1 | 1 |