Listes faunistiques invertébrés
Le Crieu au niveau de Saverdun 05170750
- Télécharger la fiche IRSTEA xls / 58 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 25/06/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 7 |
| Variété taxonomique | 41 |
| Taxon indicateur | Leuctridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 2.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 55.0 | dominant |
| Blocs | 31.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 3.0 | marginal |
| Algues | 4.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Blocs | Moyenne | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Blocs | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 5 | 68 | 5 |
| Leuctra | 69 | 4 | 2 | |
| Silo-lithax | 5219 | 22 | 4 | |
| Silo | 292 | 3 | 1 | |
| Hydropsyche | 212 | 18 | 7 | |
| Hydroptila | 200 | 2 | 52 | |
| Mystacides | 312 | 4 | 5 | |
| Oecetis | 317 | 1 | ||
| Limnephilinae | 3163 | 2 | 1 | |
| Polycentropus | 231 | 2 | 2 | |
| Tinodes | 245 | 3 | ||
| Rhyacophila lato-sensu | 183 | 6 | 14 | 2 |
| Sericostoma | 322 | 4 | ||
| Baetis lato sensu | 9794 | 55 | 64 | 92 |
| Centroptilum | 383 | 2 | 8 | |
| Caenis | 457 | 1 | 1 | |
| Ephemerella ignita | 451 | 16 | 56 | 46 |
| Ecdyonurus | 421 | 6 | 2 | |
| Hydroporinae | 2393 | 1 | 7 | |
| Elmis | 618 | 1 | 2 | 4 |
| Esolus | 619 | 28 | 108 | 74 |
| Oulimnius | 622 | 2 | ||
| Stenelmis | 617 | 2 | ||
| Haliplus | 518 | 26 | ||
| Hydraena | 608 | 30 | 6 | |
| Hydrophilinae | 2517 | 3 | 9 | |
| Athericidae | 838 | 1 | ||
| Ceratopogonidae | 819 | 1 | 2 | 3 |
| Chironomidae | 807 | 896 | 48 | 632 |
| Dixidae | 793 | 2 | 1 | |
| Empididae | 831 | 3 | 2 | |
| Limoniidae | 757 | 1 | 1 | 1 |
| Psychodidae | 783 | 2 | ||
| Rhagionidae | 841 | 1 | 1 | |
| Simuliidae | 801 | 1 | 4 | 1 |
| Stratiomyidae | 824 | 1 | ||
| Boyeria | 670 | 1 | ||
| Chalcolestes | 2611 | 1 | ||
| Sialis | 704 | 2 | 1 | |
| Agriotypus | 1083 | 1 | ||
| Copepoda | 3206 | 4 | 1 | 5 |
| Ostracoda | 3170 | 22 | 48 | |
| Gammarus | 892 | 280 | 208 | 312 |
| Hydracarina | 906 | 6 | 4 | 2 |
| Sphaeriidae | 1042 | 7 | ||
| Radix | 1004 | 1 | 6 | |
| Physa (sensu lato) | 997 | 6 | 7 | |
| Ancylus | 1028 | 4 | 16 | 8 |
| Potamopyrgus | 978 | 368 | 340 | 396 |
| Erpobdellidae | 928 | 10 | 5 | 2 |
| Glossiphoniidae | 908 | 12 | 2 | |
| Oligochaeta | 933 | 1408 | 60 | 352 |
| Tricladida | 1054 | 1 | ||
| Nematoda | 1089 | 1 | 1 | |
| Hydrozoa | 3168 | 4 | 4 |