Listes faunistiques invertébrés
Le Laüs au niveau de Marciac 05234007
- Télécharger la fiche IRSTEA xls / 91 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 14/08/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 6 |
| Variété taxonomique | 34 |
| Taxon indicateur | Ephemeridae |
| 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 | 20.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 35.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 27.0 | dominant |
| Algues | 2.0 | marginal |
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | B |
| P2 | Pierres, galets | Nulle | C |
| P3 | Blocs | Nulle | A |
| P4 | Granulats | Nulle | B |
| P5 | Branchage, racines | Nulle | A |
| P6 | Sables | Nulle | B |
| P7 | Litieres | Nulle | A |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Algues | Nulle | A |
| P10 | Granulats | Nulle | C |
| P11 | Sables | Nulle | C |
| P12 | Granulats | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Beraeodes | 329 | 1 | ||
| Goeridae | 286 | 1 | ||
| Goera | 287 | 3 | ||
| Hydropsychidae | 211 | 15 | 2 | |
| Hydropsyche | 212 | 7 | ||
| Hydroptila | 200 | 1 | ||
| Leptocerus | 319 | 4 | ||
| Mystacides | 312 | 1 | ||
| Oecetis | 317 | 1 | ||
| Stenophylacini-chaetopterygini | 3146 | 1 | ||
| Cyrnus | 224 | 1 | ||
| Sericostomatidae | 321 | 1 | 1 | |
| Baetidae | 363 | 6 | 1 | |
| Centroptilum | 383 | 23 | 2 | 3 |
| Cloeon | 387 | 1 | ||
| Procloeon | 390 | 5 | ||
| Procloeon bifidum | 391 | 1 | ||
| Caenis | 457 | 19 | 2 | 8 |
| Ephemerella ignita | 451 | 4 | ||
| Ephemera | 502 | 1 | 2 | 10 |
| Leptophlebiidae | 473 | 1 | 2 | |
| Paraleptophlebia | 481 | 1 | ||
| Esolus | 619 | 8 | ||
| Limnius | 623 | 2 | ||
| Oulimnius | 622 | 91 | 58 | 59 |
| Haliplus | 518 | 3 | ||
| Hydraena | 608 | 19 | ||
| Atherix | 839 | 1 | 2 | |
| Atrichops | 840 | 32 | 15 | 43 |
| Ceratopogonidae | 819 | 2 | 3 | |
| Chironomidae | 807 | 74 | 29 | 89 |
| Hemerodromiinae | 3202 | 2 | ||
| Pilaria | 771 | 1 | ||
| Tabanidae | 837 | 5 | 5 | |
| Gerris | 735 | 1 | ||
| Boyeria | 670 | 1 | ||
| Calopteryx | 650 | 6 | 3 | 8 |
| Somatochlora | 693 | 1 | ||
| Gomphidae | 678 | 2 | ||
| Onychogomphus | 682 | 1 | ||
| Platycnemis | 657 | 2 | 1 | |
| Zygoptera | 9785 | 2 | 1 | |
| Copepoda | 3206 | 3 | 3 | 3 |
| Gammaridae | 887 | 5 | ||
| Gammarus | 892 | 3 | ||
| Ancylus | 1028 | 1 | 30 | 5 |
| Potamopyrgus | 978 | 1 | 1 | |
| Lymnaeidae | 998 | 3 | ||
| Radix | 1004 | 3 | ||
| Physa (sensu lato) | 997 | 21 | 1 | |
| Physella | 19280 | 2 | 2 | |
| Armiger | 1016 | 2 | ||
| Hippeutis | 1020 | 1 | ||
| Menetus | 1025 | 1 | ||
| Sphaeriidae | 1042 | 1 | 1 | |
| Pisidium | 1043 | 1 | ||
| Unionidae | 1037 | 2 | ||
| Oligochaeta | 933 | 37 | 3 | 17 |
| Nematoda | 1089 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 | 3 | 3 |