Listes faunistiques invertébrés
VALENCIZE A CHAVANAY 2 06820350
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| Date prélèvement | 30/08/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 32 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 37.0 | dominant |
| Blocs | 14.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 24.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 21.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Lente | B |
| P2 | Helophytes | Nulle | A |
| P3 | Sables | Nulle | C |
| P4 | Sables | Nulle | B |
| P5 | Bryophytes | Moyenne | A |
| P6 | Pierres, galets | Nulle | C |
| P7 | Blocs | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Litieres | Nulle | A |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Branchage, racines | Lente | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctridae | 66 | 1 | ||
| Nemoura | 26 | 2 | 1 | |
| Micrasema | 268 | 2 | 5 | 1 |
| Silo | 292 | 1 | 1 | |
| Lepidostoma | 305 | 9 | 1 | |
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 2 | 6 | |
| Limnephilinae | 3163 | 1 | ||
| Polycentropus | 231 | 2 | 2 | |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Sericostoma | 322 | 22 | 5 | 3 |
| Baetis | 364 | 5 | 12 | |
| Caenis | 457 | 2 | ||
| Ephemera | 502 | 7 | 45 | 21 |
| Ecdyonurus | 421 | 1 | 2 | |
| Epeorus | 400 | 2 | ||
| Dryops | 613 | 2 | ||
| Dupophilus | 620 | 1 | 3 | 2 |
| Elmis | 618 | 20 | 3 | 11 |
| Esolus | 619 | 1 | 2 | 5 |
| Limnius | 623 | 5 | 3 | 11 |
| Oulimnius | 622 | 1 | 4 | |
| Stenelmis | 617 | 1 | ||
| Athericidae | 838 | 9 | ||
| Ceratopogonidae | 819 | 3 | 20 | 4 |
| Chironomidae | 807 | 375 | 45 | 8 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 3 | ||
| Limoniidae | 757 | 1 | 1 | |
| Simuliidae | 801 | 3 | ||
| Tabanidae | 837 | 1 | 9 | 3 |
| Calopteryx | 650 | 5 | ||
| Cordulegaster | 687 | 11 | 1 | 3 |
| Gomphidae | 678 | 2 | 1 | 2 |
| Ostracoda | 3170 | 3 | ||
| Asellidae | 880 | 14 | 2 | |
| Gammarus | 892 | 2205 | 19 | 157 |
| Ancylus | 1028 | 6 | 50 | 25 |
| Potamopyrgus | 978 | 548 | 51 | 139 |
| Physella | 19280 | 2 | ||
| Sphaeriidae | 1042 | 8 | 4 | |
| Pisidium | 1043 | 5 | 2 | |
| Sphaerium | 1044 | 1 | ||
| Tricladida | 1054 | 1 | ||
| Dendrocoelidae | 1071 | 3 | 2 | |
| Planariidae | 1061 | 2 | 1 | 1 |
| Oligochaeta | 933 | 37 | 41 | 13 |
| Bryozoa | 1087 | 3 | ||
| Nematoda | 1089 | 3 | 3 |