Listes faunistiques invertébrés
TORRENSON A ST-CYR 06830030
- Télécharger la fiche IRSTEA xls / 77 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 18/08/2008 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 28 |
| I2M2 | 0.1929 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 0.0 | marginal |
| Branchage, racines | ||
| Pierres, galets | ||
| Blocs | 0.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 8.0 | dominant |
| Vases | 0.0 | marginal |
| Sables | 89.0 | dominant |
| Algues | ||
| Dalles, argiles |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Lente | B1 |
| P2 | Blocs | Lente | B1 |
| P3 | Granulats | Nulle | B1 |
| P4 | Vases | Nulle | B1 |
| P5 | Helophytes | Lente | B2 |
| P6 | Sables | Nulle | B2 |
| P7 | Sables | Lente | B2 |
| P8 | Sables | Lente | B2 |
| P9 | Sables | Nulle | B3 |
| P10 | Sables | Nulle | B3 |
| P11 | Sables | Lente | B3 |
| P12 | Sables | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydroptilidae | 193 | 2 | 1 | |
| Hydroptila | 200 | 4 | 24 | 4 |
| Mystacides | 312 | 12 | 7 | 1 |
| Baetidae | 363 | 10 | 5 | |
| Baetis | 364 | 24 | 48 | 5 |
| Cloeon | 387 | 2 | ||
| Corixidae | 709 | 1 | ||
| Gerris | 735 | 1 | ||
| Nepa | 726 | 2 | 2 | |
| Dryops | 613 | 2 | ||
| Gyrinus | 514 | 1 | ||
| Haliplus | 518 | 1 | 1 | |
| Hydrophilidae | 571 | 2 | ||
| Hydrophilinae | 2517 | 3 | ||
| Sphaeridiinae | 5194 | 1 | 1 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 210 | 1700 | 600 |
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 130 | 250 | 40 |
| Tabanidae | 837 | 1 | ||
| Tipulidae | 753 | 4 | ||
| Coenagrionidae | 658 | 1 | ||
| Gammarus | 892 | 1 | ||
| Asellidae | 880 | 30 | 10 | 2 |
| Sphaeriidae | 1042 | 80 | ||
| Pisidium | 1043 | 2 | 80 | 12 |
| Hydrobiidae | 973 | 1 | ||
| Radix | 1004 | 1 | ||
| Physa (sensu lato) | 997 | 2 | ||
| Erpobdellidae | 928 | 9 | 120 | 35 |
| Glossiphoniidae | 908 | 150 | 150 | 150 |
| Oligochaeta | 933 | 70 | 650 | 100 |
| Nematoda | 1089 | 2 | 5 | 1 |
| Nemertea | 1052 | 1 |