Listes faunistiques invertébrés
La Gèze à Castelnau Magnoac 05115550
- Télécharger la fiche IRSTEA xls / 51 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 24/07/2014 |
|---|---|
| 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 | 1.0 | marginal |
| Branchage, racines | 6.0 | dominant |
| Pierres, galets | 64.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 4.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 5.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Blocs | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | 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 |
|---|---|---|---|---|
| Leuctridae | 66 | 4 | ||
| Leuctra geniculata | 33830 | 4 | 16 | 60 |
| Hydropsyche | 212 | 13 | 4 | |
| Mystacides | 312 | 1 | 3 | |
| Polycentropodidae | 223 | 1 | ||
| Polycentropus | 231 | 1 | 5 | 5 |
| Lype | 241 | 1 | ||
| Rhyacophila lato-sensu | 183 | 3 | ||
| Baetis | 364 | 77 | 3 | 38 |
| Caenis | 457 | 1 | ||
| Ephemera | 502 | 6 | 3 | 1 |
| Ephemerella | 450 | 84 | 7 | 8 |
| Heptageniidae | 399 | 16 | ||
| Ecdyonurus | 421 | 3 | 7 | 22 |
| Gerris | 735 | 1 | ||
| Dupophilus | 620 | 2 | 30 | |
| Elmis | 618 | 75 | 17 | 45 |
| Esolus | 619 | 2 | 40 | |
| Limnius | 623 | 21 | 11 | 75 |
| Oulimnius | 622 | 12 | 15 | 20 |
| Stenelmis | 617 | 1 | ||
| Hydraena | 608 | 25 | 2 | 34 |
| Anthomyidae | 847 | 7 | ||
| Athericidae | 838 | 8 | 3 | |
| Chironomidae | 807 | 810 | 223 | 13 |
| Dixidae | 793 | 1 | ||
| Limoniidae | 757 | 3 | 3 | 12 |
| Simuliidae | 801 | 210 | 2 | 23 |
| Tabanidae | 837 | 1 | ||
| Boyeria | 670 | 5 | 3 | |
| Calopteryx | 650 | 7 | ||
| Onychogomphus | 682 | 3 | 3 | |
| Platycnemis | 657 | 1 | ||
| Gammaridae | 887 | 2 | ||
| Gammarus | 892 | 146 | 13 | 6 |
| Hydracarina | 906 | 3 | 4 | |
| Pisidium | 1043 | 5 | 11 | 4 |
| Ancylus | 1028 | 4 | 23 | 10 |
| Potamopyrgus | 978 | 12 | 1 | |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 8 | 28 | 20 |
| Nematoda | 1089 | 1 |