Listes faunistiques invertébrés
Le Tescou en aval de Saint Nauphary 05129070
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 09/08/2011 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 6 |
| Variété taxonomique | 23 |
| Taxon indicateur | Ephemeridae |
| I2M2 | 0.2396 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 4.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 10.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 30.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 50.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Nulle | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Pierres, galets | Lente | A |
| P5 | Granulats | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Sables | Nulle | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydroptila | 200 | 1 | 1 | |
| Athripsodes | 311 | 9 | 4 | 4 |
| Mystacides | 312 | 2 | ||
| Polycentropodidae | 223 | 1 | ||
| Baetidae | 363 | 4 | 3 | |
| Baetis | 364 | 1 | ||
| Centroptilum | 383 | 3 | ||
| Cloeon | 387 | 1 | 3 | |
| Caenis | 457 | 46 | 7 | 3 |
| Ephemera | 502 | 4 | 7 | 6 |
| Gerris | 735 | 1 | ||
| Notonectidae | 728 | 4 | ||
| Esolus | 619 | 1 | ||
| Limnius | 623 | 2 | ||
| Oulimnius | 622 | 8 | 2 | |
| Athericidae | 838 | 136 | 136 | 142 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 14 | 9 | 25 |
| Limoniidae | 757 | 2 | 1 | |
| Tabanidae | 837 | 1 | ||
| Gomphidae | 678 | 1 | ||
| Gomphus | 679 | 2 | 1 | 1 |
| Onychogomphus | 682 | 2 | ||
| Platycnemis | 657 | 9 | 1 | |
| Cladocera | 3127 | 68 | ||
| Gammaridae | 887 | 1 | ||
| Echinogammarus | 888 | 8 | ||
| Hydracarina | 906 | 7 | 2 | 1 |
| Pisidium | 1043 | 368 | 1088 | 704 |
| Potamopyrgus | 978 | 44 | 94 | 304 |
| Physa (sensu lato) | 997 | 2 | ||
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 13 | 168 | 136 |
| Nematoda | 1089 | 1 | 2 |