Listes faunistiques invertébrés
Le Ruisseau de Lansonne à Saverdun 05170100
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 16/06/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 32 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | ||
| Litieres | 5.0 | dominant |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 26.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 15.0 | dominant |
| Algues | ||
| Dalles, argiles | 47.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Nulle | A |
| P4 | Granulats | Nulle | A |
| P5 | Litieres | Nulle | B |
| P6 | Pierres, galets | Nulle | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Silo | 292 | 1 | ||
| Silo-lithax | 5219 | 3 | 1 | |
| Hydroptila | 200 | 3 | ||
| Tinodes | 245 | 2 | 1 | |
| Rhyacophila lato-sensu | 183 | 3 | 2 | 26 |
| Baetis lato sensu | 9794 | 1 | ||
| Ephemerella ignita | 451 | 6 | 2 | 70 |
| Ecdyonurus | 421 | 2 | 3 | |
| Habrophlebia | 491 | 19 | 10 | |
| Leptophlebiidae | 473 | 16 | 2 | |
| Gerridae | 734 | 5 | ||
| Nepidae | 725 | 1 | ||
| Notonectidae | 728 | 3 | 6 | |
| Veliidae | 743 | 1 | ||
| Colymbetinae | 2395 | 3 | ||
| Hydroporinae | 2393 | 1 | ||
| Elmis | 618 | 4 | 1 | 2 |
| Oulimnius | 622 | 76 | 13 | 29 |
| Haliplus | 518 | 1 | 2 | |
| Helophorus | 604 | 1 | 1 | |
| Hydraena | 608 | 1 | ||
| Hydrochus | 606 | 3 | ||
| Hydrophilinae | 2517 | 2 | ||
| Helodes | 636 | 1 | ||
| Ceratopogonidae | 819 | 4 | 3 | 3 |
| Chironomidae | 807 | 880 | 155 | 149 |
| Dixidae | 793 | 13 | 1 | |
| Pediciidae | 50011 | 65 | ||
| Psychodidae | 783 | 2 | ||
| Simuliidae | 801 | 1 | ||
| Stratiomyidae | 824 | 2 | 2 | |
| Tabanidae | 837 | 1 | ||
| Sialis | 704 | 52 | 1 | 2 |
| Asellidae | 880 | 1600 | 50 | 150 |
| Procambarus clarkii | 2028 | 4 | ||
| Gammarus | 892 | 640 | 8 | 662 |
| Gammaridae | 887 | 1280 | 63 | 598 |
| Copepoda | 3206 | 1 | 1 | |
| Ostracoda | 3170 | 1 | 1 | |
| Hydracarina | 906 | 1 | ||
| Pisidium | 1043 | 5 | 2 | |
| Sphaeriidae | 1042 | 1 | 1 | 3 |
| Potamopyrgus antipodarum | 979 | 2634 | 4829 | 9540 |
| Radix | 1004 | 26 | 3 | 50 |
| Lymnaeidae | 998 | 1 | 3 | |
| Physa (sensu lato) | 997 | 131 | 2 | 140 |
| Physella | 19280 | 66 | 60 | |
| Ancylus fluviatilis | 1029 | 18 | 71 | 360 |
| Glossiphoniidae | 908 | 103 | 17 | 14 |
| Oligochaeta | 933 | 38 | 6 | 53 |
| Nemathelmintha | 3111 | 1 | ||
| Hydrozoa | 3168 | 1 | ||
| Bryozoa | 1087 | 1 |