Listes faunistiques invertébrés
Le Lézert au Port de la Besse 05125200
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 23/07/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 34 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 50.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | ||
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 44.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Moyenne | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Dalles, argiles | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 4 | 9 | 9 |
| Leuctra geniculata | 33830 | 23 | 2 | 20 |
| Protonemura | 46 | 1 | ||
| Brachycentrus | 265 | 1 | ||
| Oligoplectrum maculatum | 264 | 7 | 2 | 85 |
| Brachycentridae | 262 | 1 | ||
| Silo-lithax | 5219 | 1 | ||
| Cheumatopsyche lepida | 222 | 7 | 9 | 2 |
| Hydropsyche | 212 | 2 | 84 | 6 |
| Hydroptila | 200 | 2 | ||
| Lepidostoma hirtum | 306 | 4 | 2 | |
| Mystacides | 312 | 38 | 1 | 1 |
| Oecetis | 317 | 25 | 1 | |
| Chimarra | 207 | 1 | 24 | |
| Cyrnus | 224 | 1 | ||
| Polycentropus | 231 | 3 | 11 | 11 |
| Polycentropodidae | 223 | 4 | ||
| Psychomyia pusilla | 240 | 6 | 2 | 2 |
| Rhyacophila lato-sensu | 183 | 7 | 6 | 1 |
| Baetis lato sensu | 9794 | 23 | 48 | 12 |
| Centroptilum luteolum | 384 | 20 | 1 | |
| Procloeon | 390 | 4 | 1 | |
| Caenis | 457 | 120 | 1 | |
| Ephemerella ignita | 451 | 4 | 9 | 3 |
| Torleya major | 452 | 1 | ||
| Ephemera | 502 | 1 | ||
| Ecdyonurus | 421 | 6 | 1 | |
| Epeorus | 400 | 1 | ||
| Heptagenia | 443 | 2 | ||
| Rhithrogena | 404 | 4 | ||
| Heptageniidae | 399 | 3 | ||
| Habrophlebia | 491 | 1 | ||
| Leptophlebiidae | 473 | 3 | 1 | |
| Oligoneuriella | 394 | 13 | ||
| Ephoron virgo | 497 | 1 | ||
| Aphelocheirus aestivalis | 2714 | 7 | 1 | 2 |
| Pomatinus substriatus | 33844 | 1 | ||
| Dupophilus | 620 | 20 | 2 | 5 |
| Elmis | 618 | 54 | 13 | 8 |
| Esolus | 619 | 11 | 22 | 15 |
| Limnius | 623 | 6 | 1 | |
| Normandia | 624 | 6 | ||
| Oulimnius | 622 | 17 | 1 | |
| Athericidae | 838 | 3 | 1 | 3 |
| Chironomidae | 807 | 40 | 40 | 1 |
| Limoniidae | 757 | 1 | 2 | |
| Simuliidae | 801 | 1 | ||
| Boyeria irene | 671 | 3 | ||
| Calopteryx | 650 | 24 | 1 | |
| Gomphus | 679 | 5 | ||
| Onychogomphus | 682 | 10 | 1 | 5 |
| Gomphidae | 678 | 1 | ||
| Orconectes | 870 | 1 | ||
| Ancylus fluviatilis | 1029 | 24 | 10 | 7 |
| Physa (sensu lato) | 997 | 1 | ||
| Oligochaeta | 933 | 1 | ||
| Nematoda | 1089 | 1 | ||
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |