Listes faunistiques invertébrés
L'Ayroux à St Michel 05118900
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 08/09/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 14.0 |
| GFI | 5 |
| Variété taxonomique | 35 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 4.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 57.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 11.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Dalles, argiles | Lente | A |
| P4 | Litieres | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Granulats | Nulle | B |
| P9 | Granulats | Moyenne | C |
| P10 | Granulats | Lente | C |
| P11 | Granulats | Nulle | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 12 | 7 | |
| Hydroptila | 200 | 1 | 9 | |
| Athripsodes | 311 | 1 | ||
| Ceraclea | 313 | 1 | ||
| Leptocerus | 319 | 1 | ||
| Mystacides | 312 | 13 | 2 | 5 |
| Oecetis | 317 | 1 | ||
| Cyrnus | 224 | 1 | ||
| Polycentropus | 231 | 2 | ||
| Baetidae | 363 | 12 | ||
| Baetis lato sensu | 9794 | 113 | 69 | |
| Centroptilum | 383 | 2 | 1 | |
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 70 | 108 | 84 |
| Ecdyonurus | 421 | 6 | 23 | |
| Leptophlebiidae | 473 | 1 | ||
| Micronectinae | 20396 | 1 | ||
| Gerridae | 734 | 4 | 1 | 29 |
| Nepidae | 725 | 1 | ||
| Dryops | 613 | 1 | ||
| Pomatinus substriatus | 33844 | 6 | 3 | 8 |
| Elmis | 618 | 1 | 2 | |
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 1 | ||
| Hydrophilinae | 2517 | 1 | 1 | |
| Athericidae | 838 | 53 | 32 | 34 |
| Ceratopogonidae | 819 | 2 | ||
| Chironomidae | 807 | 25 | 493 | 77 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | ||
| Pediciidae | 50011 | 1 | 2 | |
| Simuliidae | 801 | 3 | ||
| Tabanidae | 837 | 1 | ||
| Tipulidae | 753 | 1 | ||
| Boyeria | 670 | 1 | ||
| Cordulegaster | 687 | 1 | ||
| Onychogomphus | 682 | 1 | 1 | |
| Calopteryx | 650 | 14 | 2 | |
| Platycnemis | 657 | 28 | 3 | |
| Gammaridae | 887 | 1 | ||
| Gammarus | 892 | 1 | ||
| Pisidium | 1043 | 1 | 1 | |
| Sphaerium | 1044 | 34 | ||
| Bithynia | 994 | 106 | 4 | 3 |
| Potamopyrgus | 978 | 344 | 710 | 207 |
| Planorbidae | 1009 | 5 | ||
| Glossiphoniidae | 908 | 8 | 4 | 3 |
| Oligochaeta | 933 | 82 | 94 | 37 |
| Dugesiidae | 1055 | 2 | ||
| Nematoda | 1089 | 2 | ||
| Hydracarina | 906 | 1 | 3 | 2 |