Listes faunistiques invertébrés
La Lèze à Lézat-sur-Lèze 05165255
- Télécharger la fiche IRSTEA xls / 30 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 25/09/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 6 |
| Variété taxonomique | 31 |
| Taxon indicateur | Ephemeridae |
| I2M2 | 0.6471 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 3.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 40.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 3.0 | marginal |
| Sables | 49.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | s3 | Nulle | A |
| P2 | s28 | Nulle | A |
| P3 | s24 | Lente | A |
| P4 | s30 | Lente | A |
| P5 | s9 | Lente | B |
| P6 | s25 | Lente | B |
| P7 | s25 | Nulle | B |
| P8 | s9 | Nulle | B |
| P9 | s25 | Lente | C |
| P10 | s9 | Moyenne | C |
| P11 | s25 | Nulle | C |
| P12 | s9 | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 1 | ||
| Leuctra | 69 | 1 | ||
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 8 | ||
| Hydroptila | 200 | 6 | 14 | |
| Orthotrichia | 197 | 1 | ||
| Mystacides | 312 | 12 | 4 | |
| Oecetis | 317 | 5 | 25 | 2 |
| Ylodes | 5140 | 4 | ||
| Polycentropodidae | 223 | 1 | 1 | |
| Cyrnus | 224 | 2 | 2 | |
| Baetidae | 363 | 2 | 3 | |
| Baetis lato sensu | 9794 | 8 | ||
| Centroptilum | 383 | 22 | ||
| Procloeon | 390 | 6 | ||
| Ephemera | 502 | 12 | 9 | 9 |
| Ephoron | 496 | 2 | 4 | 10 |
| Aphelocheirus | 721 | 6 | 26 | |
| Micronecta | 719 | 38 | 120 | 44 |
| Gerris | 735 | 1 | ||
| Colymbetinae | 2395 | 2 | ||
| Elmis | 618 | 2 | ||
| Esolus | 619 | 8 | 156 | 124 |
| Limnius | 623 | 1 | 12 | 4 |
| Oulimnius | 622 | 3 | 16 | |
| Potamophilus | 615 | 1 | ||
| Riolus | 625 | 13 | 1 | |
| Stenelmis | 617 | 2 | 4 | |
| Athericidae | 838 | 56 | 20 | 13 |
| Ceratopogonidae | 819 | 1 | 5 | |
| Chironomidae | 807 | 192 | 800 | 1152 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | 1 | 4 |
| Tabanidae | 837 | 1 | 1 | |
| Tipulidae | 753 | 1 | ||
| Corduliidae | 690 | 1 | ||
| Gomphus | 679 | 2 | 3 | 3 |
| Onychogomphus | 682 | 4 | 7 | |
| Calopteryx | 650 | 4 | 2 | |
| Platycnemis | 657 | 8 | ||
| Cladocera | 3127 | 136 | 1 | |
| Copepoda | 3206 | 14 | 1 | |
| Hydracarina | 906 | 128 | 168 | 44 |
| Corbicula | 1051 | 52 | 80 | 613 |
| Sphaeriidae | 1042 | 2 | ||
| Pisidium | 1043 | 1 | 3 | |
| Unio | 1041 | 2 | ||
| Physa (sensu lato) | 997 | 4 | ||
| Ancylus | 1028 | 2 | 3 | |
| Potamopyrgus | 978 | 4 | 2 | |
| Oligochaeta | 933 | 80 | 22 | 112 |
| Dugesiidae | 1055 | 8 | ||
| Nematoda | 1089 | 2 | 7 | 12 |