Listes faunistiques invertébrés
La Gèze à Castelnau Magnoac 05115550
- Télécharger la fiche IRSTEA xls / 83 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 27/07/2016 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 35 |
| Taxon indicateur | Leuctridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 52.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 4.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 7.0 | dominant |
| Algues | ||
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Blocs | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 7 | 17 | 16 |
| Euleuctra geniculata | 68 | 20 | 24 | 9 |
| Silo-lithax | 5219 | 6 | 6 | |
| Hydropsyche | 212 | 54 | 20 | 14 |
| Hydroptila | 200 | 2 | ||
| Ithytrichia | 198 | 20 | 1 | |
| Lepidostomatidae | 304 | 2 | 1 | |
| Lepidostoma | 305 | 6 | ||
| Adicella | 320 | 1 | ||
| Mystacides | 312 | 3 | 2 | 1 |
| Oecetis | 317 | 1 | 1 | |
| Limnephilinae | 3163 | 1 | ||
| Polycentropus | 231 | 6 | 3 | 7 |
| Psychomyia | 239 | 4 | 5 | |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetis lato sensu | 9794 | 17 | 14 | 3 |
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 21 | 13 | 3 |
| Ephemera | 502 | 5 | 3 | 4 |
| Ecdyonurus | 421 | 2 | 8 | 10 |
| Heptagenia | 443 | 1 | 1 | |
| Pomatinus | 611 | 1 | ||
| Dupophilus | 620 | 1 | 28 | 6 |
| Elmis | 618 | 28 | 84 | 27 |
| Esolus | 619 | 4 | 48 | 12 |
| Limnius | 623 | 29 | 124 | 11 |
| Oulimnius | 622 | 14 | 12 | 3 |
| Stenelmis | 617 | 4 | 1 | |
| Orectochilus | 515 | 1 | 1 | |
| Hydraena | 608 | 14 | 41 | 22 |
| Athericidae | 838 | 1 | 3 | |
| Blephariceridae | 747 | 1 | ||
| Chironomidae | 807 | 98 | 36 | 9 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 5 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 16 | 3 | 2 |
| Boyeria | 670 | 4 | ||
| Cordulegaster | 687 | 1 | ||
| Onychogomphus | 682 | 1 | 2 | |
| Gammaridae | 887 | 2 | ||
| Gammarus | 892 | 64 | 4 | |
| Pisidium | 1043 | 19 | 12 | 3 |
| Potamopyrgus | 978 | 14 | 52 | 63 |
| Lymnaeidae | 998 | 1 | ||
| Planorbidae | 1009 | 1 | ||
| Ancylus | 1028 | 13 | 26 | 6 |
| Glossiphoniidae | 908 | 2 | ||
| Oligochaeta | 933 | 18 | 9 | |
| Hydracarina | 906 | 4 | 4 |