Listes faunistiques invertébrés
Le Laüs au niveau de Marciac 05234007
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 30/07/2014 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 10.0 |
| GFI | 4 |
| Variété taxonomique | 23 |
| Taxon indicateur | Leptoceridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 30.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 6.0 | dominant |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 58.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | C |
| P2 | Pierres, galets | Lente | B |
| P3 | Blocs | Nulle | A |
| P4 | Dalles, argiles | Nulle | B |
| P5 | Vases | Nulle | B |
| P6 | Branchage, racines | Nulle | A |
| P7 | Dalles, argiles | Nulle | C |
| P8 | Dalles, argiles | Nulle | C |
| P9 | Granulats | Nulle | A |
| P10 | Sables | Nulle | A |
| P11 | Dalles, argiles | Lente | B |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Beraeidae | 327 | 1 | ||
| Hydropsychidae | 211 | 1 | 2 | 15 |
| Hydropsyche | 212 | 1 | 16 | |
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 2 | 1 | |
| Anabolia | 281 | 1 | ||
| Baetis | 364 | 1 | ||
| Ephemerella ignita | 451 | 7 | 10 | |
| Ecdyonurus | 421 | 1 | ||
| Elmis | 618 | 1 | 4 | |
| Esolus | 619 | 4 | ||
| Limnius | 623 | 2 | ||
| Oulimnius | 622 | 24 | 9 | 73 |
| Hydraena | 608 | 13 | ||
| Atherix | 839 | 2 | 1 | |
| Atrichops | 840 | 7 | 4 | 1 |
| Ceratopogonidae | 819 | 1 | 1 | |
| Chironomidae | 807 | 16 | 95 | 7 |
| Hemerodromiinae | 3202 | 1 | 1 | |
| Gerris | 735 | 1 | 1 | |
| Gomphidae | 678 | 2 | ||
| Gomphus | 679 | 2 | 1 | |
| Platycnemis | 657 | 1 | ||
| Copepoda | 3206 | 3 | ||
| Gammaridae | 887 | 1 | ||
| Gammarus | 892 | 8 | ||
| Ancylus | 1028 | 1 | 10 | 19 |
| Galba | 1001 | 1 | ||
| Sphaeriidae | 1042 | 2 | ||
| Pisidium | 1043 | 2 | ||
| Oligochaeta | 933 | 48 | 15 | 10 |
| Bryozoa | 1087 | 3 | ||
| Hydrozoa | 3168 | 3 | ||
| Nematoda | 1089 | 3 | ||
| Prostoma | 3110 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |