Listes faunistiques invertébrés
Le Laüs au niveau de Marciac 05234007
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 01/06/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 34 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 2.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 10.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 49.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 20.0 | dominant |
| Algues | ||
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Nulle | A |
| P4 | Branchage, racines | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Granulats | Nulle | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Granulats | Lente | C |
| P10 | Granulats | Moyenne | C |
| P11 | Granulats | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Beraeodes minutus | 2379 | 1 | 1 | |
| Goera pilosa | 288 | 2 | ||
| Hydropsyche | 212 | 20 | 2 | |
| Hydropsychidae | 211 | 1 | 1 | |
| Leptocerus | 319 | 2 | ||
| Oecetis | 317 | 1 | ||
| Limnephilinae | 3163 | 2 | 1 | |
| Lype | 241 | 3 | ||
| Baetis lato sensu | 9794 | 20 | 17 | |
| Centroptilum luteolum | 384 | 1 | ||
| Procloeon bifidum | 391 | 1 | ||
| Baetidae | 363 | 1 | ||
| Ephemerella ignita | 451 | 21 | 31 | 24 |
| Ephemera | 502 | 2 | 1 | |
| Ecdyonurus | 421 | 2 | 5 | |
| Heptageniidae | 399 | 2 | 1 | 1 |
| Habrophlebia | 491 | 2 | ||
| Leptophlebiidae | 473 | 3 | ||
| Veliidae | 743 | 2 | ||
| Dryops | 613 | 1 | ||
| Elmis | 618 | 3 | 2 | |
| Esolus | 619 | 1 | ||
| Oulimnius | 622 | 21 | 12 | 3 |
| Elmidae | 614 | 1 | ||
| Helophorus | 604 | 1 | ||
| Hydraena | 608 | 10 | 3 | |
| Athericidae | 838 | 4 | 6 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 145 | 141 | 81 |
| Dixidae | 793 | 1 | ||
| Pediciidae | 50011 | 1 | 8 | 4 |
| Psychodidae | 783 | 1 | ||
| Boyeria irene | 671 | 6 | ||
| Calopteryx | 650 | 5 | ||
| Platycnemis | 657 | 2 | ||
| Sialis | 704 | 3 | 2 | |
| Gammarus | 892 | 52 | 33 | 25 |
| Gammaridae | 887 | 20 | ||
| Copepoda | 3206 | 1 | 1 | |
| Hydracarina | 906 | 1 | 1 | 1 |
| Pisidium | 1043 | 1 | 2 | |
| Sphaeriidae | 1042 | 7 | ||
| Potamopyrgus antipodarum | 979 | 10 | 10 | |
| Hydrobiidae | 973 | 4 | 9 | |
| Ancylus fluviatilis | 1029 | 3 | 9 | 10 |
| Glossiphoniidae | 908 | 1 | 2 | |
| Oligochaeta | 933 | 35 | 72 | 241 |
| Nematoda | 1089 | 1 | 1 | |
| Hydrozoa | 3168 | 1 | 1 | |
| Bryozoa | 1087 | 1 |