Listes faunistiques invertébrés
Le Ruisseau de Gasques à Gasques 05117430
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 21/07/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 7 |
| 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 | 2.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 32.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 34.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 12.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Lente | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Blocs | Lente | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Sables | Nulle | C |
| P10 | Granulats | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Granulats | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 65 | 13 | 6 |
| Hydropsyche | 212 | 3 | ||
| Hydroptila | 200 | 2 | 1 | 1 |
| Ithytrichia | 198 | 18 | 1 | 1 |
| Adicella | 320 | 1 | ||
| Polycentropodidae | 223 | 3 | 1 | 1 |
| Cyrnus | 224 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Lype | 241 | 5 | ||
| Baetidae | 363 | 2 | 3 | |
| Baetis lato sensu | 9794 | 16 | ||
| Centroptilum | 383 | 2 | ||
| Procloeon | 390 | 1 | ||
| Serratella | 5152 | 2 | ||
| Ephemera | 502 | 2 | 4 | |
| Paraleptophlebia | 481 | 2 | ||
| Gerridae | 734 | 2 | 3 | |
| Dryopidae | 610 | 2 | ||
| Pomatinus substriatus | 33844 | 2 | ||
| Elmis | 618 | 1 | 1 | |
| Esolus | 619 | 1 | 9 | |
| Oulimnius | 622 | 2 | ||
| Riolus | 625 | 4 | 1 | 1 |
| Stenelmis | 617 | 4 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 2 | ||
| Atrichops | 840 | 4 | 7 | 3 |
| Ceratopogonidae | 819 | 2 | 1 | 1 |
| Chironomidae | 807 | 25 | 51 | 16 |
| Empididae | 831 | 4 | ||
| Psychodidae | 783 | 1 | ||
| Boyeria | 670 | 1 | ||
| Gomphus | 679 | 1 | ||
| Onychogomphus | 682 | 6 | 3 | 1 |
| Calopteryx | 650 | 5 | 1 | |
| Platycnemis | 657 | 2 | ||
| Sialis | 704 | 1 | ||
| Gammaridae | 887 | 2 | ||
| Echinogammarus | 888 | 46 | 9 | 1 |
| Gammarus | 892 | 40 | 1 | |
| Corbicula | 1051 | 15 | 35 | 28 |
| Sphaeriidae | 1042 | 15 | 2 | 6 |
| Potamopyrgus | 978 | 86 | 135 | 87 |
| Galba | 1001 | 1 | ||
| Physella | 19280 | 1 | ||
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 5 | 32 | 142 |
| Dugesiidae | 1055 | 1 | ||
| Planariidae | 1061 | 22 | ||
| Nematoda | 1089 | 1 | ||
| Hydracarina | 906 | 4 | 4 | 5 |