Listes faunistiques invertébrés
Le Gers à Rambert 05115000
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 11/09/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 31 |
| I2M2 | 0.7525 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 7.0 | dominant |
| Blocs | ||
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | ||
| Algues | ||
| Dalles, argiles | 90.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Moyenne | A |
| P2 | Granulats | Lente | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Rapide | B |
| P6 | Dalles, argiles | Moyenne | B |
| P7 | Dalles, argiles | Rapide | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Moyenne | C |
| P10 | Dalles, argiles | Rapide | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Gammarus | 892 | 2 | ||
| Calopteryx | 650 | 9 | 1 | |
| Gomphidae | 678 | 9 | ||
| Onychogomphus | 682 | 2 | ||
| Limoniidae | 757 | 2 | 2 | |
| Simuliidae | 801 | 2 | ||
| Chironomidae | 807 | 12 | 35 | 12 |
| Empididae | 831 | 1 | 4 | |
| Athericidae | 838 | 4 | 1 | |
| Orconectes | 870 | 1 | ||
| Asellidae | 880 | 12 | 1 | |
| Gammaridae | 887 | 8 | ||
| Echinogammarus | 888 | 74 | 5 | 3 |
| Limnius | 623 | 30 | 12 | |
| Hydracarina | 906 | 1 | 1 | 1 |
| Oligochaeta | 933 | 5 | 9 | 1 |
| Planorbidae | 1009 | 8 | ||
| Ancylus fluviatilis | 1029 | 3 | ||
| Sphaeriidae | 1042 | 1 | ||
| Pisidium | 1043 | 1 | ||
| Corbicula | 1051 | 35 | 13 | 2 |
| Dugesiidae | 1055 | 2 | 12 | |
| Nemathelmintha | 3111 | 1 | ||
| Zygoptera | 9785 | 8 | ||
| Baetis lato sensu | 9794 | 27 | 55 | 11 |
| Pomatinus substriatus | 33844 | 1 | 1 | |
| Procloeon | 390 | 2 | ||
| Ithytrichia | 198 | 9 | 1 | |
| Hydroptila | 200 | 1 | 4 | |
| Hydropsyche | 212 | 16 | 41 | 53 |
| Polycentropodidae | 223 | 2 | ||
| Polycentropus | 231 | 2 | ||
| Psychomyia pusilla | 240 | 1 | ||
| Athripsodes | 311 | 1 | ||
| Ceraclea | 313 | 1 | ||
| Triaenodes | 314 | 7 | ||
| Oecetis | 317 | 15 | 1 | |
| Setodes | 318 | 1 | 1 | |
| Baetis | 364 | 1 | 2 | |
| Hydroptilidae | 193 | 1 | ||
| Heptageniidae | 399 | 1 | ||
| Heptagenia | 443 | 5 | ||
| Caenis | 457 | 14 | 6 | |
| Leptophlebiidae | 473 | 3 | 5 | |
| Ephoron virgo | 497 | 3 | ||
| Potamanthus luteus | 510 | 1 | ||
| Dryops | 613 | 10 | ||
| Potamophilus | 615 | 30 | ||
| Stenelmis | 617 | 20 | 24 | |
| Elmis | 618 | 35 | ||
| Esolus | 619 | 25 | 24 | |
| Oulimnius | 622 | 105 | 2 |