Listes faunistiques invertébrés
Le Grauzou au niveau de Montlaur 05145215
- Télécharger la fiche IRSTEA xls / 110 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 09/07/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 39 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 35.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 31.0 | dominant |
| Algues | 25.0 | dominant |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Moyenne | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Sables | Nulle | B |
| P7 | Algues | Lente | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Algues | Nulle | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 26 | 47 | 21 |
| Hydropsyche | 212 | 11 | 20 | 6 |
| Hydropsychidae | 211 | 1 | ||
| Hydroptila | 200 | 4 | 44 | 36 |
| Leptocerus | 319 | 1 | ||
| Mystacides | 312 | 4 | 11 | 3 |
| Oecetis | 317 | 1 | ||
| Chimarra | 207 | 1 | ||
| Cyrnus | 224 | 4 | 1 | |
| Polycentropus | 231 | 31 | 37 | 90 |
| Polycentropodidae | 223 | 10 | 5 | |
| Rhyacophila lato-sensu | 183 | 2 | 1 | 1 |
| Baetis lato sensu | 9794 | 44 | 219 | 15 |
| Centroptilum | 383 | 5 | 16 | 3 |
| Cloeon | 387 | 3 | 6 | |
| Procloeon | 390 | 2 | 28 | 6 |
| Caenis | 457 | 91 | 10 | 18 |
| Ephemerella | 450 | 5 | ||
| Ephemera | 502 | 1 | ||
| Ecdyonurus | 421 | 2 | ||
| Electrogena | 3181 | 1 | ||
| Habrophlebia | 491 | 3 | 1 | |
| Leptophlebiidae | 473 | 1 | ||
| Laccophilus | 553 | 5 | 2 | |
| Colymbetinae | 2395 | 1 | ||
| Hydroporinae | 2393 | 2 | 12 | |
| Elmis | 618 | 16 | 24 | 4 |
| Esolus | 619 | 84 | 124 | 72 |
| Limnius | 623 | 4 | 4 | |
| Oulimnius | 622 | 73 | 48 | 88 |
| Riolus | 625 | 1 | 1 | 4 |
| Hydraena | 608 | 1 | ||
| Hydrophilinae | 2517 | 1 | ||
| Hydroscapha | 629 | 2 | ||
| Coenosiinae | 50792 | 1 | 1 | 1 |
| Athericidae | 838 | 5 | 1 | |
| Ceratopogonidae | 819 | 3 | 1 | 2 |
| Chironomidae | 807 | 117 | 47 | 98 |
| Empididae | 831 | 10 | 3 | 4 |
| Pediciini | 20537 | 1 | 7 | 26 |
| Psychodidae | 783 | 7 | 2 | |
| Simuliidae | 801 | 9 | 26 | 2 |
| Stratiomyidae | 824 | 1 | ||
| Tipulidae | 753 | 1 | 2 | 5 |
| Boyeria | 670 | 9 | ||
| Onychogomphus | 682 | 3 | 2 | |
| Calopteryx | 650 | 1 | ||
| Platycnemis | 657 | 10 | ||
| Gammarus | 892 | 14 | ||
| Copepoda | 3206 | 1 | 1 | 1 |
| Ostracoda | 3170 | 1 | ||
| Pacifastacus | 872 | 1 | ||
| Sphaerium | 1044 | 3 | ||
| Sphaeriidae | 1042 | 1 | ||
| Potamopyrgus | 978 | 1959 | 360 | 558 |
| Physa (sensu lato) | 997 | 1 | ||
| Physella | 19280 | 1 | 2 | |
| Ancylus | 1028 | 19 | 4 | 3 |
| Oligochaeta | 933 | 4 | 5 | |
| Hydracarina | 906 | 1 | 1 | 1 |