Listes faunistiques invertébrés
La Gèze à Castelnau Magnoac 05115550
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 03/06/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 34 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 9.0 | dominant |
| Pierres, galets | 39.0 | dominant |
| Blocs | 7.0 | dominant |
| Granulats | 4.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 36.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Granulats | Lente | A |
| P3 | Sables | Lente | A |
| P4 | Granulats | Nulle | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Moyenne | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 6 | 9 | 20 |
| Goeridae | 286 | 1 | ||
| Hydropsyche | 212 | 1 | 3 | |
| Ithytrichia | 198 | 1 | ||
| Lepidostoma | 305 | 9 | 4 | |
| Leptoceridae | 310 | 1 | ||
| Ceraclea | 313 | 1 | ||
| Oecetis | 317 | 1 | ||
| Limnephilinae | 3163 | 7 | 6 | 1 |
| Polycentropodidae | 223 | 2 | ||
| Polycentropus | 231 | 3 | 1 | |
| Rhyacophila stricto-sensu | 5237 | 2 | ||
| Sericostoma | 322 | 3 | ||
| Baetis lato sensu | 9794 | 33 | 29 | 30 |
| Serratella | 5152 | 62 | 69 | 33 |
| Ephemera | 502 | 7 | 5 | 1 |
| Heptageniidae | 399 | 5 | 13 | 10 |
| Ecdyonurus | 421 | 9 | 25 | 21 |
| Habrophlebia | 491 | 1 | 2 | 1 |
| Veliidae | 743 | 1 | ||
| Dupophilus | 620 | 1 | 2 | |
| Elmis | 618 | 43 | 103 | 55 |
| Esolus | 619 | 15 | 3 | 5 |
| Limnius | 623 | 47 | 21 | 29 |
| Oulimnius | 622 | 1 | 4 | 3 |
| Stenelmis | 617 | 1 | ||
| Orectochilus | 515 | 1 | ||
| Hydraena | 608 | 1 | 2 | 9 |
| Athericidae | 838 | 1 | ||
| Ceratopogonidae | 819 | 2 | 1 | |
| Chironomidae | 807 | 182 | 44 | 36 |
| Dixidae | 793 | 1 | ||
| Pediciidae | 50011 | 16 | 5 | |
| Simuliidae | 801 | 7 | 1 | 22 |
| Tabanidae | 837 | 1 | ||
| Boyeria | 670 | 1 | 1 | |
| Onychogomphus | 682 | 1 | 1 | 2 |
| Sialis | 704 | 2 | 3 | |
| Copepoda | 3206 | 1 | ||
| Gammarus | 892 | 63 | 6 | 3 |
| Sphaeriidae | 1042 | 1 | 1 | |
| Pisidium | 1043 | 21 | ||
| Potamopyrgus | 978 | 25 | 5 | 9 |
| Ancylus | 1028 | 1 | 6 | 13 |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 42 | 3 | 7 |
| Nematoda | 1089 | 1 | ||
| Hydracarina | 906 | 6 | 4 | |
| Hydrozoa | 3168 | 1 | 2 |