Listes faunistiques invertébrés
L'Arn au Pont de l'Arn 05137000
- Télécharger la fiche IRSTEA xls / 107 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 23/06/2014 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 26 |
| Taxon indicateur | Leuctridae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 6.0 | dominant |
| Blocs | 15.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 42.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Litieres | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Moyenne | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Sables | Nulle | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 11 | ||
| Leuctridae | 66 | 2 | 9 | |
| Hydropsyche | 212 | 1 | ||
| Adicella | 320 | 1 | ||
| Athripsodes | 311 | 2 | 1 | |
| Mystacides | 312 | 13 | 4 | |
| Leptoceridae | 310 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Rhyacophila lato-sensu | 183 | 4 | 2 | |
| Sericostomatidae | 321 | 1 | ||
| Baetis lato sensu | 9794 | 6 | 31 | 2 |
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 76 | 1 | 3 |
| Ephemerella | 450 | 18 | 26 | 11 |
| Ephemera | 502 | 3 | ||
| Leptophlebiidae | 473 | 2 | 1 | |
| Elmis | 618 | 1 | ||
| Limnius | 623 | 3 | 1 | |
| Oulimnius | 622 | 1 | ||
| Atherix | 839 | 1 | ||
| Ceratopogoninae | 822 | 2 | 2 | 5 |
| Chironomidae | 807 | 392 | 97 | 768 |
| Clinocerinae | 9813 | 2 | 2 | |
| Hemerodromiinae | 3202 | 1 | 2 | |
| Limoniini | 20393 | 1 | ||
| Psychodidae | 783 | 3 | 3 | 18 |
| Tipulidae | 753 | 2 | ||
| Boyeria | 670 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Gammarus | 892 | 1 | ||
| Copepoda | 3206 | 3 | 3 | 3 |
| Orconectes | 870 | 1 | ||
| Pisidium | 1043 | 4 | 3 | |
| Ancylus | 1028 | 2 | 38 | |
| Bythinella | 992 | 1 | ||
| Oligochaeta | 933 | 136 | 156 | 152 |
| Nematoda | 1089 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 | 3 | |
| Bryozoa | 1087 | 3 | 3 |