Listes faunistiques invertébrés
Le Gave d'Azun à Lau Balagnas 05217600
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 19/08/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 32 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 35.0 | dominant |
| Blocs | 38.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 24.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Blocs | Moyenne | B |
| P2 | Dalles, argiles | Rapide | B |
| P3 | Granulats | Lente | A |
| P4 | Bryophytes | Rapide | A |
| P5 | Branchage, racines | Moyenne | A |
| P6 | Pierres, galets | Lente | C |
| P7 | Blocs | Rapide | B |
| P8 | Pierres, galets | Rapide | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Blocs | Lente | C |
| P11 | Dalles, argiles | Moyenne | C |
| P12 | Bryophytes | Moyenne | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 55 | 11 | 12 |
| Protonemura | 46 | 43 | 6 | 3 |
| Dinocras | 156 | 16 | 5 | 6 |
| Micrasema | 268 | 46 | 18 | 10 |
| Glossosomatidae | 189 | 1 | ||
| Agapetinae | 9812 | 2 | ||
| Glossosoma | 190 | 1 | 1 | |
| Goeridae | 286 | 1 | 3 | 10 |
| Silo | 292 | 1 | ||
| Hydropsychidae | 211 | 5 | 3 | 2 |
| Hydropsyche | 212 | 1 | 13 | 2 |
| Lepidostoma | 305 | 38 | 1 | |
| Drusinae | 3120 | 2 | 1 | |
| Odontocerum | 339 | 1 | ||
| Rhyacophila lato-sensu | 183 | 7 | 8 | 9 |
| Sericostomatidae | 321 | 2 | 4 | 3 |
| Sericostoma | 322 | 27 | 1 | |
| Baetis | 364 | 132 | 253 | 214 |
| Caenis | 457 | 6 | 2 | 1 |
| Ephemerella ignita | 451 | 205 | 7 | 11 |
| Heptageniidae | 399 | 3 | ||
| Ecdyonurus | 421 | 2 | 1 | 3 |
| Epeorus | 400 | 6 | ||
| Rhithrogena | 404 | 4 | 38 | 59 |
| Dryops | 613 | 1 | ||
| Pomatinus substriatus | 33844 | 1 | ||
| Oreodytes | 552 | 3 | 1 | |
| Elmis | 618 | 179 | 15 | 31 |
| Esolus | 619 | 13 | 16 | |
| Limnius | 623 | 11 | 5 | 7 |
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 1 | ||
| Atherix ibis | 3133 | 1 | 7 | 2 |
| Blephariceridae | 747 | 1 | ||
| Blepharicera | 749 | 16 | 4 | |
| Liponeura | 752 | 6 | 3 | |
| Chironomidae | 807 | 49 | 2 | 16 |
| Clinocerinae | 9813 | 1 | 3 | |
| Hexatoma | 773 | 6 | 3 | |
| Antocha | 759 | 1 | 1 | 7 |
| Dicranota | 765 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 2 | 75 | 11 |
| Ancylus | 1028 | 15 | 3 | 16 |
| Lymnaeidae | 998 | 1 | 2 | |
| Galba | 1001 | 1 | ||
| Radix | 1004 | 1 | ||
| Oligochaeta | 933 | 2 | 3 | |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |