Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 18/08/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 29 |
| I2M2 | 0.3530 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 12.0 | dominant |
| Pierres, galets | 4.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 39.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 16.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 27.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Pierres, galets | Moyenne | A |
| P3 | Litieres | Nulle | A |
| P4 | Pierres, galets | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Granulats | Moyenne | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Granulats | Lente | C |
| P10 | Granulats | Moyenne | C |
| P11 | Dalles, argiles | Moyenne | C |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 15 | 15 | 32 |
| Mystacides | 312 | 1 | ||
| Oecetis | 317 | 1 | 1 | 2 |
| Limnephilinae | 3163 | 1 | ||
| Polycentropodidae | 223 | 17 | 17 | 3 |
| Cyrnus | 224 | 1 | ||
| Polycentropus | 231 | 4 | 6 | |
| Baetis lato sensu | 9794 | 4 | 2 | |
| Ephemera | 502 | 12 | 11 | 9 |
| Ecdyonurus | 421 | 2 | 2 | |
| Leptophlebiidae | 473 | 1 | 4 | |
| Gerridae | 734 | 1 | 4 | |
| Hydrometra | 740 | 1 | ||
| Colymbetinae | 2395 | 4 | ||
| Limnius | 623 | 1 | 3 | |
| Riolus | 625 | 1 | ||
| Hydrophilinae | 2517 | 1 | ||
| Helodes | 636 | 1 | ||
| Athericidae | 838 | 5 | 4 | 5 |
| Chironomidae | 807 | 15 | 79 | 28 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | 2 | |
| Limoniidae | 757 | 5 | 1 | |
| Pediciidae | 50011 | 4 | 4 | 15 |
| Simuliidae | 801 | 2 | 4 | |
| Boyeria | 670 | 1 | 3 | |
| Gomphidae | 678 | 1 | 2 | |
| Gomphus | 679 | 1 | ||
| Onychogomphus | 682 | 4 | 1 | |
| Calopteryx | 650 | 4 | 16 | |
| Sialis | 704 | 1 | ||
| Gammarus | 892 | 344 | 520 | 183 |
| Pisidium | 1043 | 7 | 6 | 4 |
| Potamopyrgus | 978 | 105 | 209 | 11 |
| Oligochaeta | 933 | 5 | 104 | 14 |
| Hydracarina | 906 | 11 | 1 | 3 |