Listes faunistiques invertébrés
Le Lagast à Auriac Lagast 05125540
- Télécharger la fiche IRSTEA xls / 116 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 09/08/2016 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 32 |
| Taxon indicateur | Brachycentridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 4.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 75.0 | dominant |
| 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 | Dalles, argiles | Moyenne | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 1 | 1 | |
| Leuctra | 69 | 72 | 12 | 2 |
| Protonemura | 46 | 72 | 48 | 18 |
| Micrasema | 268 | 4 | 1 | |
| Hydropsyche | 212 | 1 | 2 | 1 |
| Limnephilinae | 3163 | 7 | 2 | |
| Wormaldia | 210 | 1 | ||
| Rhyacophila lato-sensu | 183 | 4 | 11 | 1 |
| Baetis | 364 | 90 | 11 | 60 |
| Ephemerella ignita | 451 | 3 | 2 | |
| Ephemera | 502 | 12 | ||
| Ecdyonurus | 421 | 2 | 1 | 1 |
| Heptageniidae | 399 | 1 | 1 | |
| Dryopidae | 610 | 1 | ||
| Platambus maculatus | 557 | 5 | ||
| Dupophilus | 620 | 4 | 2 | |
| Elmis | 618 | 12 | 3 | |
| Esolus | 619 | 2 | 1 | |
| Limnius | 623 | 14 | 9 | 2 |
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 4 | 2 | |
| Blephariceridae | 747 | 1 | 2 | |
| Chironomidae | 807 | 366 | 5 | 30 |
| Dixa | 794 | 5 | ||
| Empididae | 831 | 8 | 18 | 2 |
| Limoniidae | 757 | 1 | 2 | |
| Simuliidae | 801 | 127 | 130 | 160 |
| Stratiomyidae | 824 | 1 | ||
| Calopteryx | 650 | 20 | ||
| Gammarus | 892 | 35 | 10 | |
| Gammaridae | 887 | 2 | ||
| Pisidium | 1043 | 2 | ||
| Sphaeriidae | 1042 | 1 | ||
| Ancylus | 1028 | 7 | 5 | |
| Erpobdella | 929 | 1 | ||
| Polycelis | 1064 | 19 | 4 | |
| Oligochaeta | 933 | 78 | 31 | 1 |
| Nemathelmintha | 3111 | 1 | ||
| Hydracarina | 906 | 1 |