Listes faunistiques invertébrés
Desix à Ansignan 2 06173460
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| Date prélèvement | 08/08/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 8 |
| Variété taxonomique | 38 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 12.0 | dominant |
| Blocs | 23.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 60.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Dalles, argiles | Moyenne | B |
| P2 | Bryophytes | Moyenne | A |
| P3 | Dalles, argiles | Lente | B |
| P4 | Branchage, racines | Nulle | A |
| P5 | Dalles, argiles | Nulle | C |
| P6 | Granulats | Nulle | A |
| P7 | Litieres | Nulle | A |
| P8 | Blocs | Lente | B |
| P9 | Blocs | Moyenne | C |
| P10 | Dalles, argiles | Lente | C |
| P11 | Pierres, galets | Lente | B |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 4 | 14 | 8 |
| Leuctra | 69 | 3 | 8 | 8 |
| Micrasema | 268 | 217 | 98 | 9 |
| Goeridae | 286 | 2 | ||
| Goera | 287 | 1 | 2 | |
| Silo | 292 | 2 | 4 | 1 |
| Hydropsychidae | 211 | 547 | 1375 | 285 |
| Cheumatopsyche | 221 | 2 | 7 | 2 |
| Hydropsyche | 212 | 5 | 199 | 67 |
| Hydroptila | 200 | 2 | 1 | |
| Lepidostoma | 305 | 4 | 2 | 1 |
| Adicella | 320 | 3 | ||
| Mystacides | 312 | 9 | 1 | |
| Oecetis | 317 | 8 | 1 | |
| Setodes | 318 | 1 | ||
| Limnephilini | 3162 | 37 | ||
| Chimarra | 207 | 2 | 10 | 3 |
| Polycentropodidae | 223 | 1 | ||
| Polycentropus | 231 | 6 | 4 | |
| Psychomyiidae | 238 | 1 | ||
| Tinodes | 245 | 1 | 3 | |
| Rhyacophila lato-sensu | 183 | 1 | 2 | 16 |
| Baetis | 364 | 2 | 48 | 136 |
| Caenis | 457 | 7 | 3 | 4 |
| Ephemerella ignita | 451 | 7 | 9 | 2 |
| Heptageniidae | 399 | 4 | 3 | |
| Ecdyonurus | 421 | 3 | 2 | |
| Habroleptoides | 485 | 1 | ||
| Dryops | 613 | 1 | ||
| Pomatinus | 611 | 1 | ||
| Elmis | 618 | 5 | 12 | 6 |
| Limnius | 623 | 3 | 5 | 6 |
| Oulimnius | 622 | 69 | 45 | 15 |
| Riolus | 625 | 1 | 3 | |
| Stenelmis | 617 | 1 | ||
| Orectochilus | 515 | 1 | ||
| Atherix | 839 | 1 | 1 | 4 |
| Atrichops | 840 | 1 | 1 | |
| Chironomidae | 807 | 207 | 51 | 33 |
| Chelifera | 2884 | 1 | ||
| Antocha | 759 | 2 | 1 | |
| Dicranota | 765 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Simulium | 806 | 1 | 3 | 18 |
| Tipulidae | 753 | 2 | ||
| Boyeria | 670 | 4 | 1 | |
| Gomphidae | 678 | 1 | ||
| Onychogomphus | 682 | 1 | 1 | |
| Sialis | 704 | 2 | ||
| Ancylus | 1028 | 1 | 17 | 9 |
| Potamopyrgus | 978 | 122 | 35 | 13 |
| Radix | 1004 | 1 | ||
| Gyraulus | 1015 | 1 | ||
| Dugesiidae | 1055 | 3 | 1 | |
| Glossiphonia | 909 | 2 | ||
| Oligochaeta | 933 | 1 | 1 | |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |