Listes faunistiques invertébrés
Le Tescou en aval de Saint Nauphary 05129070
- Télécharger la fiche IRSTEA xls / 81 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 05/08/2010 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 21 |
| Taxon indicateur | Hydroptilidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 45.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 30.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 0.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | B1 |
| P2 | Branchage, racines | Nulle | B1 |
| P3 | Branchage, racines | Lente | B1 |
| P4 | Branchage, racines | Nulle | B1 |
| P5 | Granulats | Nulle | B2 |
| P6 | Sables | Nulle | B2 |
| P7 | Pierres, galets | Lente | B2 |
| P8 | Granulats | Lente | B2 |
| P9 | Granulats | Nulle | B3 |
| P10 | Sables | Nulle | B3 |
| P11 | Granulats | Nulle | B3 |
| P12 | Granulats | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 9 | 9 | |
| Hydroptila | 200 | 5 | 2 | |
| Athripsodes | 311 | 1 | ||
| Ceraclea | 313 | 2 | ||
| Mystacides | 312 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Chimarra | 207 | 1 | ||
| Cyrnus | 224 | 4 | 2 | |
| Polycentropus | 231 | 22 | 3 | |
| Baetis | 364 | 6 | 5 | |
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 54 | 18 | 11 |
| Ephemerella | 450 | 2 | ||
| Gerris | 735 | 1 | ||
| Esolus | 619 | 1 | ||
| Limnius | 623 | 3 | ||
| Oulimnius | 622 | 7 | 2 | |
| Riolus | 625 | 1 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 3 | 1 | 2 |
| Chironomidae | 807 | 130 | 7 | 5 |
| Simuliidae | 801 | 154 | 8 | |
| Tipulidae | 753 | 2 | 1 | |
| Onychogomphus | 682 | 5 | ||
| Echinogammarus | 888 | 7 | ||
| Gammarus | 892 | 8 | 2 | |
| Pisidium | 1043 | 15 | 81 | 45 |
| Potamopyrgus | 978 | 5 | 8 | 11 |
| Physa (sensu lato) | 997 | 3 | 1 |