Listes faunistiques invertébrés
Le Grauzou au niveau de Montlaur 05145215
- Télécharger la fiche IRSTEA xls / 45 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 04/08/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 32 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 5.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 25.0 | dominant |
| Algues | 50.0 | dominant |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Lente | A |
| P4 | Dalles, argiles | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Algues | Lente | B |
| P9 | Algues | Nulle | C |
| P10 | Algues | Moyenne | C |
| P11 | Algues | Lente | C |
| P12 | Sables | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 2 | ||
| Leuctra | 69 | 4 | 11 | 1 |
| Nemoura | 26 | 4 | ||
| Protonemura | 46 | 1 | ||
| Micrasema | 268 | 1 | 5 | 4 |
| Silo | 292 | 1 | ||
| Silo-lithax | 5219 | 1 | ||
| Goeridae | 286 | 1 | ||
| Cheumatopsyche | 221 | 21 | 2 | |
| Hydropsyche | 212 | 15 | 8 | 140 |
| Hydroptila | 200 | 12 | 264 | 248 |
| Ithytrichia | 198 | 1 | ||
| Lepidostoma | 305 | 1 | ||
| Mystacides | 312 | 3 | 7 | |
| Oecetis | 317 | 1 | ||
| Polycentropus | 231 | 3 | 6 | 3 |
| Polycentropodidae | 223 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 2 | 1 | |
| Baetis lato sensu | 9794 | 5 | 26 | 256 |
| Centroptilum | 383 | 7 | 50 | 288 |
| Cloeon | 387 | 2 | 48 | |
| Procloeon | 390 | 12 | 96 | |
| Baetidae | 363 | 3 | ||
| Caenis | 457 | 96 | 80 | 30 |
| Ephemera | 502 | 2 | ||
| Ecdyonurus | 421 | 1 | 1 | |
| Heptageniidae | 399 | 3 | 1 | 1 |
| Leptophlebiidae | 473 | 1 | 2 | |
| Gerris | 735 | 1 | 1 | |
| Elmis | 618 | 60 | 72 | 136 |
| Esolus | 619 | 16 | 40 | 16 |
| Oulimnius | 622 | 188 | 648 | 128 |
| Riolus | 625 | 6 | 32 | 40 |
| Orectochilus | 515 | 3 | ||
| Haliplus | 518 | 1 | ||
| Hydrophilinae | 2517 | 2 | ||
| Anthomyidae | 847 | 3 | ||
| Atherix | 839 | 17 | 12 | |
| Atrichops | 840 | 4 | 18 | |
| Ceratopogoninae | 822 | 1 | ||
| Chironomidae | 807 | 48 | 160 | 108 |
| Hemerodromiinae | 3202 | 2 | 1 | 1 |
| Hexatomini | 20358 | 1 | 3 | |
| Pediciini | 20537 | 3 | 1 | |
| Psychodidae | 783 | 2 | 2 | |
| Simuliidae | 801 | 2 | 3 | 120 |
| Stratiomyidae | 824 | 2 | 1 | |
| Boyeria | 670 | 2 | ||
| Calopteryx | 650 | 20 | 7 | |
| Gomphus | 679 | 1 | 3 | |
| Onychogomphus | 682 | 1 | 1 | |
| Gomphidae | 678 | 3 | ||
| Platycnemis | 657 | 2 | ||
| Gammarus | 892 | 320 | 7 | |
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | 3 | |
| Pacifastacus | 872 | 2 | ||
| Potamopyrgus | 978 | 400 | 712 | 536 |
| Oligochaeta | 933 | 2 | 5 | 7 |
| Hydracarina | 906 | 3 | 3 | 3 |