Listes faunistiques invertébrés
La Gèze à Castelnau Magnoac 05115550
- Télécharger la fiche IRSTEA xls / 124 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 23/06/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 31 |
| Taxon indicateur | Leuctridae |
| I2M2 | 0.7435 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | 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 | 7.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Blocs | Nulle | A |
| P2 | Granulats | Nulle | A |
| P3 | Blocs | Lente | A |
| P4 | Granulats | Nulle | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Nulle | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 96 | 75 | 185 |
| Hydropsyche | 212 | 16 | 22 | 65 |
| Hydroptilidae | 193 | 1 | ||
| Athripsodes | 311 | 2 | ||
| Mystacides | 312 | 1 | ||
| Limnephilinae | 3163 | 2 | 1 | |
| Polycentropodidae | 223 | 2 | 8 | 7 |
| Polycentropus | 231 | 6 | 10 | 8 |
| Rhyacophila lato-sensu | 183 | 3 | 2 | 6 |
| Sericostoma | 322 | 2 | ||
| Baetis | 364 | 17 | 7 | 40 |
| Caenis | 457 | 2 | ||
| Ephemera | 502 | 28 | 15 | 5 |
| Ephemerella | 450 | 14 | 54 | 14 |
| Heptageniidae | 399 | 5 | 5 | |
| Ecdyonurus | 421 | 5 | 12 | 80 |
| Heptagenia | 443 | 2 | ||
| Habrophlebia | 491 | 1 | ||
| Gerris | 735 | 1 | ||
| Dupophilus | 620 | 13 | 2 | 21 |
| Elmis | 618 | 38 | 40 | 33 |
| Esolus | 619 | 8 | 2 | 30 |
| Limnius | 623 | 50 | 35 | 63 |
| Oulimnius | 622 | 43 | ||
| Stenelmis | 617 | 2 | ||
| Orectochilus | 515 | 1 | ||
| Helodes | 636 | 1 | ||
| Hydraena | 608 | 14 | 21 | 50 |
| Athericidae | 838 | 3 | 1 | |
| Chironomidae | 807 | 189 | 576 | 23 |
| Dixidae | 793 | 1 | ||
| Limoniidae | 757 | 1 | 4 | |
| Simuliidae | 801 | 23 | 60 | 23 |
| Boyeria | 670 | 3 | 1 | |
| Calopteryx | 650 | 1 | 3 | |
| Gomphus | 679 | 1 | ||
| Onychogomphus | 682 | 1 | 2 | 1 |
| Gammaridae | 887 | 2 | ||
| Gammarus | 892 | 7 | 33 | 7 |
| Hydracarina | 906 | 2 | 1 | |
| Sphaeriidae | 1042 | 1 | ||
| Pisidium | 1043 | 2 | 3 | |
| Ancylus | 1028 | 48 | 6 | 28 |
| Potamopyrgus | 978 | 4 | 2 | 6 |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 13 | 17 | 5 |
| Planariidae | 1061 | 1 |