Listes faunistiques invertébrés
L'Alze à Rignac 05126068
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 28/06/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 34 |
| I2M2 | 0.5750 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 34.0 | dominant |
| Blocs | 11.0 | dominant |
| Granulats | 5.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 42.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Lente | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Sables | Nulle | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Colymbetinae | 2395 | 5 | ||
| Simuliidae | 801 | 6 | 6 | 3 |
| Chironomidae | 807 | 421 | 94 | 148 |
| Empididae | 831 | 3 | ||
| Gammarus | 892 | 1 | ||
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 15 | 100 | 28 |
| Galba | 1001 | 1 | ||
| Ancylus | 1028 | 128 | 252 | 200 |
| Sphaeriidae | 1042 | 70 | 8 | 24 |
| Pisidium | 1043 | 22 | 10 | 14 |
| Hydra | 1077 | 1 | ||
| Dixidae | 793 | 8 | ||
| Chalcolestes | 2611 | 1 | ||
| Somatochlora metallica | 2654 | 1 | ||
| Ostracoda | 3170 | 1 | 1 | |
| Electrogena | 3181 | 1 | ||
| Copepoda | 3206 | 1 | ||
| Serratella | 5152 | 28 | 240 | 66 |
| Corixinae | 5196 | 1 | ||
| Baetis lato sensu | 9794 | 44 | 696 | 124 |
| Physella | 19280 | 690 | 86 | 35 |
| Pediciini | 20537 | 2 | 6 | |
| Haliplus | 518 | 1 | ||
| Rhyacophilidae | 182 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 1 | 1 | |
| Glossosomatidae | 189 | 3 | ||
| Limnephilidae | 276 | 1 | ||
| Heptageniidae | 399 | 1 | 1 | |
| Rhithrogena | 404 | 2 | 2 | |
| Ecdyonurus | 421 | 2 | 25 | 7 |
| Caenis | 457 | 6 | 1 | 7 |
| Leptophlebiidae | 473 | 45 | 1 | |
| Habrophlebia | 491 | 5 | ||
| Isoperla | 140 | 2 | 2 | 2 |
| Sphaeridiidae | 596 | 62 | ||
| Helophorus | 604 | 4 | ||
| Hydraena | 608 | 4 | 2 | |
| Esolus | 619 | 15 | 3 | |
| Oulimnius | 622 | 2 | 3 | 2 |
| Limnius | 623 | 1 | 1 | 1 |
| Nepa | 726 | 1 | ||
| Notonecta | 730 | 3 | ||
| Hydrometra | 740 | 4 | 1 | |
| Velia | 745 | 1 |