Listes faunistiques invertébrés
Le Ruisseau de Gasques à Gasques 05117430
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 21/09/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 39 |
| 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 | 11.0 | dominant |
| Pierres, galets | 17.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 57.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 9.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Blocs | Lente | A |
| P3 | Sables | Nulle | A |
| P4 | Sables | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Granulats | Moyenne | C |
| P10 | Granulats | Nulle | C |
| P11 | Granulats | Lente | C |
| P12 | Granulats | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 4 | |
| Hydropsyche | 212 | 2 | 4 | |
| Hydroptila | 200 | 2 | 2 | |
| Adicella | 320 | 1 | 2 | |
| Mystacides | 312 | 1 | ||
| Oecetis | 317 | 1 | ||
| Limnephilidae | 276 | 1 | ||
| Polycentropodidae | 223 | 1 | 2 | |
| Polycentropus | 231 | 3 | ||
| Sericostoma | 322 | 1 | ||
| Baetis lato sensu | 9794 | 32 | 3 | |
| Centroptilum | 383 | 2 | ||
| Caenis | 457 | 2 | 1 | |
| Ephemera | 502 | 1 | 22 | 67 |
| Paraleptophlebia | 481 | 4 | 24 | |
| Gerridae | 734 | 1 | 1 | |
| Pomatinus substriatus | 33844 | 1 | ||
| Colymbetinae | 2395 | 3 | ||
| Elmis | 618 | 2 | ||
| Limnius | 623 | 2 | ||
| Riolus | 625 | 4 | ||
| Orectochilus | 515 | 1 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 8 | 28 | 4 |
| Chironomidae | 807 | 98 | 77 | 52 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | ||
| Pediciidae | 50011 | 1 | ||
| Simuliidae | 801 | 4 | ||
| Tipulidae | 753 | 1 | ||
| Boyeria | 670 | 1 | ||
| Gomphidae | 678 | 1 | 4 | |
| Gomphus | 679 | 2 | ||
| Onychogomphus | 682 | 2 | 9 | 3 |
| Calopteryx | 650 | 4 | 6 | |
| Platycnemis | 657 | 1 | ||
| Echinogammarus | 888 | 87 | 410 | 108 |
| Gammarus | 892 | 1 | 4 | 6 |
| Asellidae | 880 | 4 | ||
| Corbicula | 1051 | 2 | 15 | 16 |
| Pisidium | 1043 | 23 | 33 | 4 |
| Bithynia | 994 | 4 | 2 | 1 |
| Potamopyrgus | 978 | 123 | 103 | 24 |
| Ancylus | 1028 | 1 | ||
| Glossiphoniidae | 908 | 1 | 1 | |
| Oligochaeta | 933 | 178 | 65 | 29 |
| Dugesiidae | 1055 | 7 | 4 | 1 |
| Prostoma | 3110 | 1 | ||
| Nematoda | 1089 | 2 | ||
| Hydracarina | 906 | 2 | 1 |