Listes faunistiques invertébrés
La Borrèze à Souillac 05060950
- Télécharger la fiche IRSTEA xls / 2211 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 15/07/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 24 |
| Taxon indicateur | Hydroptilidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 94.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Sables | Nulle | A |
| P4 | Dalles, argiles | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Pierres, galets | Nulle | B |
| P8 | Pierres, galets | Lente | 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 |
|---|---|---|---|---|
| Ancylus | 1028 | 1 | 5 | |
| Athericidae | 838 | 70 | 6 | 3 |
| Baetis | 364 | 3 | 55 | 64 |
| Bithynia | 994 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 86 | 125 | 470 |
| Dixidae | 793 | 1 | ||
| Dryops | 613 | 1 | ||
| Oulimnius | 622 | 1 | 1 | |
| Elmis | 618 | 1 | ||
| Riolus | 625 | 1 | 1 | |
| Esolus | 619 | 3 | 2 | |
| Limnius | 623 | 3 | ||
| Empididae | 831 | 5 | 8 | 15 |
| Ephemerella | 450 | 20 | 33 | 33 |
| Erpobdellidae | 928 | 1 | ||
| Echinogammarus | 888 | 1 | ||
| Gammarus | 892 | 49 | 69 | 104 |
| Gomphus | 679 | 1 | ||
| Onychogomphus | 682 | 2 | 2 | |
| Gomphidae | 678 | 1 | 1 | |
| Hydracarina | 906 | 3 | 9 | 2 |
| Hydraena | 608 | 1 | ||
| Potamopyrgus | 978 | 1 | 4 | 4 |
| Hydroptila | 200 | 13 | 23 | 27 |
| Ithytrichia | 198 | 1 | ||
| Limoniidae | 757 | 31 | 29 | 71 |
| Radix | 1004 | 3 | 1 | 1 |
| Oligochaeta | 933 | 55 | 12 | 52 |
| Planariidae | 1061 | 5 | 4 | |
| Rhyacophila lato-sensu | 183 | 2 | 3 | |
| Simuliidae | 801 | 1 | 24 | 18 |
| Tipulidae | 753 | 3 | 1 | 2 |