Listes faunistiques invertébrés
Le Bedat à Gerzat 04427001
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 13/09/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 35 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 2.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 79.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 10.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Pierres, galets | Nulle | B |
| P8 | Granulats | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | ||
| Glossosoma | 190 | 38 | 12 | |
| Glossosomatidae | 189 | 2 | 2 | |
| Hydropsyche | 212 | 368 | 472 | 800 |
| Adicella | 320 | 8 | ||
| Mystacides | 312 | 12 | 2 | |
| Oecetis | 317 | 1 | ||
| Leptoceridae | 310 | 2 | ||
| Drusinae | 3120 | 5 | 3 | |
| Limnephilinae | 3163 | 16 | ||
| Limnephilidae | 276 | 3 | ||
| Rhyacophila lato-sensu | 183 | 3 | 1 | 6 |
| Sericostoma | 322 | 27 | 6 | 1 |
| Sericostomatidae | 321 | 4 | ||
| Baetis lato sensu | 9794 | 34 | 352 | 67 |
| Ephemerella ignita | 451 | 14 | 9 | 13 |
| Rhithrogena | 404 | 10 | ||
| Heptageniidae | 399 | 4 | ||
| Platambus | 556 | 21 | 1 | |
| Elmis | 618 | 78 | 164 | 92 |
| Esolus | 619 | 8 | 4 | |
| Limnius | 623 | 16 | 160 | 92 |
| Oulimnius | 622 | 4 | 5 | 1 |
| Hydraena | 608 | 2 | ||
| Ceratopogonidae | 819 | 2 | 20 | 19 |
| Chironomidae | 807 | 1056 | 312 | 352 |
| Empididae | 831 | 50 | 1 | 10 |
| Limoniidae | 757 | 6 | 1 | |
| Psychodidae | 783 | 3 | 2 | |
| Simuliidae | 801 | 1 | 252 | 1 |
| Tipulidae | 753 | 12 | 5 | 7 |
| Calopteryx | 650 | 124 | 3 | 1 |
| Cordulegaster | 687 | 1 | ||
| Gammarus | 892 | 3072 | 252 | 360 |
| Copepoda | 3206 | 3 | 1 | |
| Ostracoda | 3170 | 3 | 3 | 3 |
| Asellidae | 880 | 184 | 17 | 14 |
| Pisidium | 1043 | 68 | 19 | 11 |
| Ancylus | 1028 | 46 | 42 | 512 |
| Potamopyrgus | 978 | 1760 | 1120 | 1888 |
| Radix | 1004 | 53 | 2 | 2 |
| Physa stricto-sensu | 30103 | 4 | 1 | |
| Physella | 19280 | 1 | ||
| Physidae | 995 | 12 | 2 | |
| Erpobdellidae | 928 | 33 | 21 | 8 |
| Glossiphoniidae | 908 | 3 | 2 | |
| Oligochaeta | 933 | 15 | 642 | 345 |
| Dendrocoelum | 1072 | 1 | ||
| Polycelis | 1064 | 8 | 2 | 1 |
| Mermithoïdea | 3159 | 1 | 3 | 3 |
| Hydracarina | 906 | 3 | 3 | 3 |