Listes faunistiques invertébrés
Le Grauzou au niveau de Montlaur 05145215
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 18/09/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 39 |
| I2M2 | 0.6559 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 4.0 | marginal |
| Branchage, racines | 8.0 | dominant |
| Pierres, galets | 24.0 | dominant |
| Blocs | 9.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 2.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 17.0 | dominant |
| Algues | 3.0 | marginal |
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Granulats | Nulle | A |
| P4 | Helophytes | Nulle | A |
| P5 | Branchage, racines | Nulle | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Blocs | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Potamopyrgus | 978 | 351 | 68 | 57 |
| Onychogomphus | 682 | 4 | ||
| Gerridae | 734 | 1 | ||
| Tipulidae | 753 | 1 | 1 | |
| Psychodidae | 783 | 3 | ||
| Dixidae | 793 | 1 | 1 | |
| Simuliidae | 801 | 12 | 2 | |
| Chironomidae | 807 | 13 | 19 | 6 |
| Ceratopogonidae | 819 | 1 | 1 | |
| Tabanidae | 837 | 1 | ||
| Athericidae | 838 | 9 | 22 | 3 |
| Pacifastacus | 872 | 1 | ||
| Gammarus | 892 | 1 | ||
| Hydracarina | 906 | 1 | 3 | 2 |
| Oligochaeta | 933 | 5 | 24 | 1 |
| Gomphidae | 678 | 10 | 1 | 1 |
| Ancylus | 1028 | 4 | 3 | 1 |
| Sphaeriidae | 1042 | 3 | ||
| Pisidium | 1043 | 3 | 1 | |
| Nematoda | 1089 | 1 | 4 | |
| Colymbetinae | 2395 | 1 | ||
| Prostoma | 3110 | 1 | ||
| Copepoda | 3206 | 6 | 4 | 1 |
| Anisoptera | 9787 | 1 | ||
| Baetis lato sensu | 9794 | 5 | 3 | 1 |
| Physella | 19280 | 1 | ||
| Micronectinae | 20396 | 3 | 1 | |
| Muscidae | 32534 | 2 | ||
| Leuctra geniculata | 33830 | 2 | 1 | |
| Pediciidae | 50011 | 12 | 6 | |
| Caenis | 457 | 156 | 79 | 91 |
| Orthotrichia | 197 | 3 | 1 | 1 |
| Chimarra | 207 | 1 | ||
| Hydropsyche | 212 | 10 | 1 | |
| Cheumatopsyche | 221 | 5 | 36 | 3 |
| Polycentropodidae | 223 | 1 | 2 | |
| Polycentropus | 231 | 2 | 1 | |
| Goeridae | 286 | 2 | ||
| Silo | 292 | 3 | 2 | 1 |
| Athripsodes | 311 | 10 | 2 | |
| Mystacides | 312 | 1 | 1 | 1 |
| Oecetis | 317 | 3 | ||
| Centroptilum | 383 | 7 | 3 | |
| Procloeon | 390 | 2 | ||
| Heptageniidae | 399 | 1 | ||
| Leuctra | 69 | 1 | 7 | 1 |
| Leptophlebiidae | 473 | 2 | ||
| Ephemera | 502 | 17 | 27 | 1 |
| Haliplus | 518 | 1 | ||
| Hydraena | 608 | 4 | 4 | |
| Dryops | 613 | 1 | ||
| Elmis | 618 | 8 | 10 | |
| Esolus | 619 | 206 | 238 | 22 |
| Dupophilus | 620 | 1 | 1 | |
| Oulimnius | 622 | 89 | 101 | 20 |
| Limnius | 623 | 1 | 1 | |
| Riolus | 625 | 1 | 5 | 8 |
| Calopteryx | 650 | 47 | 1 | |
| Platycnemis | 657 | 48 | ||
| Boyeria | 670 | 1 |