Listes faunistiques invertébrés
La Bèze au niveau de Beaucaire 05108145
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 23/05/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 28 |
| Taxon indicateur | Leptophlebiidae |
| I2M2 | 0.1882 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 3.0 | marginal |
| Branchage, racines | 14.0 | dominant |
| Pierres, galets | 8.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 23.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 31.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 19.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Blocs | Lente | A |
| P3 | Litieres | Nulle | A |
| P4 | Blocs | Nulle | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Sables | Lente | C |
| P11 | Granulats | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Limnephilinae | 3163 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Rhyacophila lato-sensu | 183 | 7 | ||
| Baetidae | 363 | 1 | ||
| Baetis lato sensu | 9794 | 18 | 1 | |
| Centroptilum | 383 | 1 | ||
| Ephemerella ignita | 451 | 16 | 43 | 9 |
| Ephemera | 502 | 3 | 2 | 7 |
| Heptageniidae | 399 | 1 | ||
| Ecdyonurus | 421 | 10 | ||
| Leptophlebiidae | 473 | 11 | 6 | |
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 5 | 1 | |
| Esolus | 619 | 2 | ||
| Riolus | 625 | 10 | 13 | |
| Helophorus | 604 | 1 | ||
| Hydraena | 608 | 1 | ||
| Ceratopogonidae | 819 | 5 | 1 | 7 |
| Chironomidae | 807 | 96 | 52 | 225 |
| Limoniidae | 757 | 9 | ||
| Psychodidae | 783 | 1 | 1 | |
| Stratiomyidae | 824 | 1 | ||
| Gomphus | 679 | 1 | ||
| Sialis | 704 | 3 | 5 | 4 |
| Gammaridae | 887 | 47 | ||
| Echinogammarus | 888 | 231 | 256 | 12 |
| Gammarus | 892 | 618 | 1528 | 20 |
| Niphargus | 902 | 1 | 1 | |
| Asellidae | 880 | 23 | 4 | |
| Sphaeriidae | 1042 | 11 | 1 | |
| Pisidium | 1043 | 2 | 21 | 6 |
| Potamopyrgus | 978 | 2 | 66 | 54 |
| Physa (sensu lato) | 997 | 2 | 1 | |
| Oligochaeta | 933 | 8 | 13 | 8 |
| Nematoda | 1089 | 1 | ||
| Hydracarina | 906 | 1 | 2 | 1 |
| Hydrozoa | 3168 | 1 | ||
| Bryozoa | 1087 | 1 | ||
| Copepoda | 3206 | 2 | 1 |