Listes faunistiques invertébrés
L'Aveyron à Floirac 05126000
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 10 ko
| Date prélèvement | 12/10/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 41 |
| 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 | 59.0 | dominant |
| Blocs | 22.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles | 12.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Rapide | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Blocs | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 42 | 45 | 56 |
| Taeniopteryx | 14 | 317 | 93 | 56 |
| Brachycentrus | 265 | 2710 | 600 | 1798 |
| Silo | 292 | 1 | 1 | |
| Cheumatopsyche lepida | 222 | 1746 | 240 | 150 |
| Hydropsyche | 212 | 480 | 182 | 75 |
| Orthotrichia | 197 | 1 | ||
| Athripsodes | 311 | 6 | 2 | |
| Ceraclea | 313 | 2 | ||
| Mystacides | 312 | 2 | 2 | |
| Oecetis | 317 | 22 | 5 | 3 |
| Setodes | 318 | 3 | 1 | |
| Chimarra | 207 | 6 | 11 | 1 |
| Polycentropus | 231 | 1 | ||
| Polycentropodidae | 223 | 2 | 1 | |
| Psychomyia pusilla | 240 | 8 | 188 | 121 |
| Rhyacophila lato-sensu | 183 | 10 | 19 | 10 |
| Baetis lato sensu | 9794 | 92 | 68 | 49 |
| Centroptilum luteolum | 384 | 2 | ||
| Caenis | 457 | 174 | 14 | 54 |
| Ephemera | 502 | 3 | 6 | |
| Ecdyonurus | 421 | 3 | 2 | |
| Heptagenia | 443 | 20 | 12 | |
| Heptageniidae | 399 | 47 | 31 | |
| Paraleptophlebia | 481 | 6 | ||
| Leptophlebiidae | 473 | 2 | ||
| Ephoron virgo | 497 | 1 | ||
| Potamanthus luteus | 510 | 28 | 1 | |
| Aphelocheirus aestivalis | 2714 | 2 | 4 | |
| Micronecta | 719 | 9 | 6 | |
| Dryops | 613 | 3 | ||
| Colymbetinae | 2395 | 2 | ||
| Elmis | 618 | 15 | 18 | 12 |
| Esolus | 619 | 330 | 120 | 99 |
| Limnius | 623 | 15 | 18 | 6 |
| Normandia | 624 | 288 | ||
| Oulimnius | 622 | 120 | 3 | 18 |
| Potamophilus | 615 | 15 | ||
| Stenelmis | 617 | 1 | 2 | |
| Orectochilus | 515 | 5 | 14 | 3 |
| Hydraena | 608 | 1 | 1 | |
| Athericidae | 838 | 16 | 3 | 3 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 456 | 76 | 30 |
| Empididae | 831 | 2 | ||
| Limoniidae | 757 | 4 | ||
| Simuliidae | 801 | 27 | 21 | 7 |
| Calopteryx | 650 | 1 | ||
| Onychogomphus | 682 | 2 | 18 | 1 |
| Gomphidae | 678 | 9 | 13 | 1 |
| Asellidae | 880 | 12 | ||
| Crangonyx pseudogracilis | 5117 | 19 | 2 | |
| Copepoda | 3206 | 1 | 1 | |
| Ostracoda | 3170 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Corbicula | 1051 | 62 | 9 | 4 |
| Potamopyrgus antipodarum | 979 | 4 | 1 | |
| Hydrobiidae | 973 | 1 | 1 | 1 |
| Ancylus fluviatilis | 1029 | 6 | 40 | 12 |
| Planorbidae | 1009 | 12 | ||
| Oligochaeta | 933 | 16 | 31 | 23 |
| Dugesiidae | 1055 | 22 | 6 | 6 |
| Prostoma | 3110 | 1 | 1 | 1 |