Listes faunistiques invertébrés
L'inconnu au niveau de Miers 05061130
- Télécharger la fiche IRSTEA xls / 32 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 11/07/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 27 |
| Taxon indicateur | Leptophlebiidae |
| I2M2 | 0.3886 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | ||
| Pierres, galets | 54.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | ||
| Helophytes | 1.0 | marginal |
| Vases | 4.0 | marginal |
| Sables | ||
| Algues | 35.0 | dominant |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Blocs | Nulle | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Algues | Nulle | B |
| P7 | Pierres, galets | Nulle | B |
| P8 | Algues | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Algues | Nulle | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Beraeodes | 329 | 2 | ||
| Silo | 292 | 1 | 1 | |
| Athripsodes | 311 | 1 | ||
| Polycentropus | 231 | 40 | 26 | 21 |
| Centroptilum | 383 | 85 | 89 | 26 |
| Ephemera | 502 | 1 | ||
| Habrophlebia | 491 | 54 | 32 | 42 |
| Paraleptophlebia | 481 | 6 | 2 | 1 |
| Leptophlebiidae | 473 | 6 | ||
| Gerris | 735 | 5 | 1 | 8 |
| Notonectidae | 728 | 12 | 1 | |
| Colymbetinae | 2395 | 8 | ||
| Laccophilinae | 2394 | 1 | 1 | |
| Elmis | 618 | 1 | 1 | 1 |
| Oulimnius | 622 | 3 | 4 | 8 |
| Riolus | 625 | 5 | 6 | 10 |
| Hydraena | 608 | 5 | 3 | 5 |
| Chironomidae | 807 | 153 | 174 | 160 |
| Dixidae | 793 | 1 | 1 | |
| Calopteryx | 650 | 1 | 1 | 1 |
| Coenagrionidae | 658 | 18 | ||
| Somatochlora | 693 | 1 | ||
| Odonata | 648 | 1 | ||
| Sialis | 704 | 19 | 15 | 6 |
| Asellidae | 880 | 4 | 16 | 28 |
| Pacifastacus | 872 | 2 | 1 | |
| Gammarus | 892 | 1182 | 1264 | |
| Copepoda | 3206 | 65 | 50 | 48 |
| Pisidium | 1043 | 4 | 6 | 5 |
| Sphaeriidae | 1042 | 88 | 19 | 8 |
| Ancylus | 1028 | 11 | 5 | 2 |
| Ferrissia | 1030 | 3 | 1 | |
| Potamopyrgus | 978 | 1015 | 2903 | 2654 |
| Physa (sensu lato) | 997 | 11 | 1 | 2 |
| Physella | 19280 | 1 | ||
| Planorbidae | 1009 | 1 | ||
| Oligochaeta | 933 | 4 | 4 |