Listes faunistiques invertébrés
La Gèze à Castelnau Magnoac 05115550
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 28/06/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 7 |
| Variété taxonomique | 42 |
| Taxon indicateur | Leuctridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 60.0 | dominant |
| Blocs | 6.0 | dominant |
| Granulats | 4.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 21.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Granulats | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 17 | 26 | |
| Euleuctra geniculata | 68 | 12 | 36 | 42 |
| Glossosomatidae | 189 | 1 | ||
| Hydropsyche | 212 | 21 | 108 | 121 |
| Hydroptila | 200 | 1 | ||
| Ithytrichia | 198 | 5 | 1 | |
| Lepidostoma | 305 | 16 | 1 | 2 |
| Leptoceridae | 310 | 1 | ||
| Adicella | 320 | 1 | ||
| Mystacides | 312 | 3 | ||
| Drusinae | 3120 | 2 | 1 | 1 |
| Polycentropodidae | 223 | 1 | ||
| Polycentropus | 231 | 49 | 9 | 3 |
| Rhyacophila lato-sensu | 183 | 2 | 3 | 1 |
| Sericostoma | 322 | 2 | ||
| Baetis lato sensu | 9794 | 3 | 85 | 105 |
| Caenis | 457 | 8 | 1 | 2 |
| Ephemerella ignita | 451 | 11 | 39 | 11 |
| Ephemera | 502 | 21 | 8 | 1 |
| Ecdyonurus | 421 | 4 | 34 | 19 |
| Heptagenia | 443 | 5 | 7 | |
| Rhithrogena | 404 | 1 | ||
| Leptophlebiidae | 473 | 3 | ||
| Pomatinus | 611 | 1 | ||
| Dupophilus | 620 | 5 | 1 | 2 |
| Elmis | 618 | 121 | 148 | 116 |
| Esolus | 619 | 10 | 12 | |
| Limnius | 623 | 27 | 90 | 92 |
| Oulimnius | 622 | 1 | ||
| Stenelmis | 617 | 2 | 1 | 2 |
| Orectochilus | 515 | 1 | ||
| Helodes | 636 | 2 | 2 | |
| Hydraena | 608 | 1 | 33 | 16 |
| Anthomyidae | 847 | 2 | ||
| Chironomidae | 807 | 1648 | 83 | 67 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | 1 | |
| Limoniidae | 757 | 2 | 3 | 2 |
| Psychodidae | 783 | 2 | ||
| Scatophagidae | 846 | 1 | ||
| Simuliidae | 801 | 4 | 50 | 22 |
| Tipulidae | 753 | 2 | 2 | |
| Boyeria | 670 | 4 | 2 | 1 |
| Onychogomphus | 682 | 7 | 3 | 3 |
| Calopteryx | 650 | 1 | ||
| Sialis | 704 | 8 | ||
| Echinogammarus | 888 | 110 | 23 | 109 |
| Pisidium | 1043 | 59 | 3 | |
| Potamopyrgus | 978 | 29 | 51 | 9 |
| Physa (sensu lato) | 997 | 1 | ||
| Planorbidae | 1009 | 1 | ||
| Ancylus | 1028 | 78 | 88 | 115 |
| Glossiphoniidae | 908 | 2 | 1 | |
| Oligochaeta | 933 | 70 | 113 | 54 |
| Planariidae | 1061 | 1 | 3 | |
| Nematoda | 1089 | 1 | 3 | |
| Hydracarina | 906 | 5 | 3 | 3 |
| Bryozoa | 1087 | 1 | 1 | 1 |