Listes faunistiques invertébrés
L'Estrique à Bézac 05171660
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 30/06/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 10.0 |
| GFI | 4 |
| Variété taxonomique | 23 |
| I2M2 | 0.3198 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 3.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 26.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 60.0 | dominant |
| Algues | 3.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Pierres, galets | Nulle | A |
| P5 | Granulats | Nulle | B |
| P6 | Sables | Nulle | B |
| P7 | Granulats | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | ||
| Hydroptilidae | 193 | 1 | ||
| Mystacides | 312 | 1 | ||
| Tinodes | 245 | 1 | 3 | |
| Centroptilum luteolum | 384 | 3 | ||
| Ephemera | 502 | 1 | ||
| Micronecta | 719 | 1 | ||
| Colymbetinae | 2395 | 3 | ||
| Laccophilinae | 2394 | 1 | ||
| Esolus | 619 | 2 | 19 | 2 |
| Oulimnius | 622 | 6 | 1 | 2 |
| Helophorus | 604 | 1 | ||
| Eubria | 632 | 1 | ||
| Chironomidae | 807 | 189 | 189 | 660 |
| Dixidae | 793 | 1 | ||
| Dolichopodidae | 836 | 1 | ||
| Stratiomyidae | 824 | 1 | 1 | |
| Tipulidae | 753 | 1 | ||
| Gomphus | 679 | 1 | ||
| Cladocera | 3127 | 1 | 1 | |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Pisidium | 1043 | 2 | 1 | 4 |
| Sphaeriidae | 1042 | 1 | ||
| Potamopyrgus antipodarum | 979 | 504 | 66 | 408 |
| Radix | 1004 | 1 | 2 | 1 |
| Physa (sensu lato) | 997 | 1 | ||
| Physella | 19280 | 10 | 1 | 1 |
| Ancylus fluviatilis | 1029 | 1 | 1 | 1 |
| Planorbidae | 1009 | 1 | ||
| Glossiphoniidae | 908 | 2 | ||
| Oligochaeta | 933 | 61 | 26 | 315 |
| Nematoda | 1089 | 1 | 1 | |
| Bryozoa | 1087 | 1 |