Listes faunistiques invertébrés
La Gèze à Castelnau Magnoac 05115550
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 10/09/2020 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 31 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 47.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 12.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Lente | A |
| P2 | Branchage, racines | A | |
| P3 | Blocs | A | |
| P4 | Sables | Lente | A |
| P5 | Pierres, galets | B | |
| P6 | Granulats | Lente | B |
| P7 | Dalles, argiles | B | |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | C | |
| P10 | Dalles, argiles | Lente | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Dalles, argiles | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 2 | 2 |
| Euleuctra geniculata | 68 | 1 | ||
| Silo-lithax | 5219 | 1 | ||
| Hydropsyche | 212 | 4 | 8 | 95 |
| Lepidostoma | 305 | 1 | 1 | 1 |
| Mystacides | 312 | 1 | ||
| Limnephilinae | 3163 | 2 | 1 | 3 |
| Rhyacophila lato-sensu | 183 | 2 | ||
| Sericostomatidae | 321 | 1 | ||
| Sericostoma | 322 | 7 | ||
| Baetis lato sensu | 9794 | 9 | 6 | 12 |
| Ephemerella ignita | 451 | 1 | ||
| Ephemera | 502 | 10 | ||
| Heptageniidae | 399 | 1 | 1 | |
| Ecdyonurus | 421 | 1 | 10 | 28 |
| Heptagenia | 443 | 4 | ||
| Leptophlebiidae | 473 | 13 | ||
| Paraleptophlebia | 481 | 1 | ||
| Gerris | 735 | 1 | ||
| Dupophilus | 620 | 1 | 3 | 5 |
| Elmis | 618 | 25 | 23 | 70 |
| Esolus | 619 | 1 | 5 | |
| Limnius | 623 | 38 | 65 | 66 |
| Oulimnius | 622 | 1 | ||
| Stenelmis | 617 | 2 | 1 | 6 |
| Orectochilus | 515 | 3 | ||
| Hydraena | 608 | 7 | 17 | |
| Athericidae | 838 | 4 | 1 | |
| Chironomidae | 807 | 265 | 54 | 40 |
| Limoniidae | 757 | 3 | 2 | 2 |
| Simuliidae | 801 | 18 | 6 | 10 |
| Tabanidae | 837 | 2 | ||
| Tipulidae | 753 | 1 | ||
| Boyeria | 670 | 1 | 1 | |
| Onychogomphus | 682 | 5 | 1 | |
| Calopteryx | 650 | 14 | ||
| Gammarus | 892 | 34 | 1 | 2 |
| Pisidium | 1043 | 34 | 13 | 1 |
| Potamopyrgus | 978 | 98 | 37 | 11 |
| Ancylus | 1028 | 1 | 1 | |
| Glossiphoniidae | 908 | 2 | ||
| Oligochaeta | 933 | 130 | 26 | 12 |
| Dugesiidae | 1055 | 1 | ||
| Hydracarina | 906 | 1 | ||
| Bryozoa | 1087 | 1 | 1 | 1 |
| Copepoda | 3206 | 2 |