Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 50 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 22/08/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 29 |
| Taxon indicateur | Leptophlebiidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 55.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 40.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Granulats | Moyenne | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Sables | Nulle | B |
| P6 | Dalles, argiles | Nulle | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | ||
| Hydropsyche | 212 | 22 | ||
| Hydroptila | 200 | 19 | ||
| Ithytrichia | 198 | 3 | ||
| Polycentropus | 231 | 1 | ||
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetidae | 363 | 4 | ||
| Baetis | 364 | 21 | ||
| Caenis | 457 | 50 | 5 | 2 |
| Ephemera | 502 | 2 | ||
| Ephemerella | 450 | 1 | ||
| Ephemerella ignita | 451 | 1 | ||
| Ecdyonurus | 421 | 2 | ||
| Leptophlebiidae | 473 | 18 | 1 | |
| Paraleptophlebia | 481 | 1 | ||
| Gerris | 735 | 1 | ||
| Veliidae | 743 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 2 | ||
| Helodes | 636 | 4 | 1 | |
| Hydrochus | 606 | 2 | ||
| Ceratopogonidae | 819 | 4 | ||
| Chironomidae | 807 | 168 | 25 | 32 |
| Dixidae | 793 | 6 | 1 | |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 5 | 2 | 1 |
| Psychodidae | 783 | 1 | ||
| Tipulidae | 753 | 1 | 1 | |
| Calopteryx | 650 | 7 | ||
| Gammaridae | 887 | 16 | 5 | |
| Gammarus | 892 | 14 | 1 | |
| Asellidae | 880 | 11 | 1 | |
| Procambarus | 2027 | 1 | ||
| Hydracarina | 906 | 1 | ||
| Pisidium | 1043 | 7 | 2 | |
| Potamopyrgus | 978 | 200 | 1 | |
| Oligochaeta | 933 | 1 | 13 | 5 |
| Spongillidae | 3106 | 1 |