Listes faunistiques invertébrés
L'Estrique à Bézac 05171660
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 29/06/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 31 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 7.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 12.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 29.0 | dominant |
| Algues | 45.0 | dominant |
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Nulle | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Granulats | Nulle | B |
| P7 | Sables | Nulle | B |
| P8 | Algues | Nulle | B |
| P9 | Algues | Nulle | C |
| P10 | Algues | Nulle | C |
| P11 | Sables | Nulle | C |
| P12 | Algues | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | ||
| Leuctra geniculata | 33830 | 2 | ||
| Brachycentrus | 265 | 1 | ||
| Hydroptila | 200 | 3 | 1 | |
| Hydroptilidae | 193 | 1 | ||
| Mystacides | 312 | 1 | 9 | |
| Oecetis | 317 | 1 | 1 | |
| Cyrnus | 224 | 24 | 3 | 15 |
| Polycentropus | 231 | 1 | 7 | 3 |
| Polycentropodidae | 223 | 3 | ||
| Tinodes | 245 | 9 | 5 | |
| Centroptilum luteolum | 384 | 35 | 5 | 19 |
| Cloeon | 387 | 12 | 13 | 38 |
| Procloeon | 390 | 8 | 5 | 6 |
| Baetidae | 363 | 6 | ||
| Caenis | 457 | 35 | 98 | |
| Ephemerella ignita | 451 | 5 | 2 | 1 |
| Ecdyonurus | 421 | 1 | 5 | |
| Rhithrogena | 404 | 1 | ||
| Micronecta | 719 | 6 | 9 | |
| Laccophilinae | 2394 | 9 | 1 | |
| Esolus | 619 | 4 | 1 | |
| Oulimnius | 622 | 27 | 39 | 5 |
| Haliplus | 518 | 1 | 1 | |
| Hydrophilinae | 2517 | 1 | ||
| Athericidae | 838 | 1 | ||
| Blephariceridae | 747 | 1 | ||
| Ceratopogonidae | 819 | 3 | ||
| Chironomidae | 807 | 732 | 498 | 475 |
| Coenosiinae | 50792 | 1 | ||
| Simuliidae | 801 | 12 | 1 | 1 |
| Tipulidae | 753 | 4 | 5 | |
| Boyeria irene | 671 | 1 | ||
| Gomphus | 679 | 1 | ||
| Gomphidae | 678 | 1 | ||
| Platycnemis | 657 | 2 | ||
| Sialis | 704 | 1 | ||
| Pacifastacus leniusculus | 873 | 1 | ||
| Cladocera | 3127 | 1 | 1 | 1 |
| Copepoda | 3206 | 1 | 1 | 1 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Potamopyrgus antipodarum | 979 | 5 | 7 | 16 |
| Hydrobiidae | 973 | 6 | ||
| Physa (sensu lato) | 997 | 9 | 3 | |
| Physella | 19280 | 2 | ||
| Oligochaeta | 933 | 1 | ||
| Nematoda | 1089 | 1 | ||
| Hydrozoa | 3168 | 1 | 1 | 1 |
| Bryozoa | 1087 | 1 |