Listes faunistiques invertébrés
La Lèze à Lézat-sur-Lèze 05165255
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 21/09/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 6 |
| Variété taxonomique | 34 |
| Taxon indicateur | Ephemeridae |
| I2M2 | 0.6226 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | ||
| Blocs | ||
| Granulats | 3.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 93.0 | dominant |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Granulats | Moyenne | A |
| P4 | Dalles, argiles | Nulle | A |
| P5 | Sables | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Sables | Moyenne | B |
| P8 | Sables | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Moyenne | C |
| P11 | Sables | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | ||
| Protonemura | 46 | 1 | ||
| Micrasema | 268 | 1 | ||
| Hydropsyche | 212 | 32 | 1 | 113 |
| Hydroptila | 200 | 2 | 1 | |
| Ithytrichia | 198 | 2 | ||
| Oecetis | 317 | 2 | ||
| Cyrnus | 224 | 7 | 1 | |
| Polycentropodidae | 223 | 3 | ||
| Baetis lato sensu | 9794 | 45 | 6 | 40 |
| Centroptilum luteolum | 384 | 12 | 2 | |
| Procloeon | 390 | 22 | 8 | 8 |
| Procloeon pennulatum | 29153 | 15 | 9 | |
| Baetidae | 363 | 8 | 1 | |
| Caenis | 457 | 3 | 1 | |
| Ephemera | 502 | 3 | 2 | |
| Ecdyonurus | 421 | 1 | ||
| Paraleptophlebia | 481 | 1 | ||
| Ephoron virgo | 497 | 2 | ||
| Aphelocheirus aestivalis | 2714 | 2 | 2 | |
| Micronecta | 719 | 1 | 1 | 1 |
| Dryops | 613 | 3 | ||
| Pomatinus substriatus | 33844 | 2 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 2 | 6 | |
| Limnius | 623 | 1 | 1 | |
| Oulimnius | 622 | 8 | 1 | 2 |
| Riolus | 625 | 2 | ||
| Stenelmis | 617 | 4 | ||
| Athericidae | 838 | 56 | 5 | 14 |
| Chironomidae | 807 | 379 | 110 | 252 |
| Dixidae | 793 | 1 | ||
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 2 | 1 | 22 |
| Tipulidae | 753 | 2 | 1 | |
| Calopteryx | 650 | 11 | 2 | |
| Gomphus | 679 | 7 | 6 | |
| Onychogomphus | 682 | 2 | ||
| Gomphidae | 678 | 1 | ||
| Platycnemis | 657 | 50 | ||
| Sialis | 704 | 2 | ||
| Gammarus | 892 | 2 | 1 | |
| Asellidae | 880 | 1 | ||
| Orconectes | 870 | 1 | ||
| Procambarus clarkii | 2028 | 1 | ||
| Corbicula | 1051 | 11 | 5 | 7 |
| Pisidium | 1043 | 1 | ||
| Sphaerium | 1044 | 1 | ||
| Physa (sensu lato) | 997 | 1 | ||
| Physella | 19280 | 2 | 1 | |
| Dugesiidae | 1055 | 2 | ||
| Oligochaeta | 933 | 54 | 66 | 19 |
| Cladocera | 3127 | 1 | 1 | |
| Copepoda | 3206 | 1 | 1 | |
| Hydracarina | 906 | 1 | 1 | 1 |
| Bryozoa | 1087 | 1 | ||
| Prostoma | 3110 | 1 |