Listes faunistiques invertébrés
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| Date prélèvement | 17/08/2009 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 31 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 20.0 | dominant |
| Litieres | ||
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 0.5 | marginal |
| Blocs | ||
| Granulats | 47.4 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 25.0 | dominant |
| Algues | 0.1 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | B1 |
| P2 | Pierres, galets | Nulle | B1 |
| P3 | Algues | Nulle | B1 |
| P4 | Dalles, argiles | Nulle | B1 |
| P5 | Hydrophytes | Nulle | B2 |
| P6 | Granulats | Nulle | B2 |
| P7 | Sables | Nulle | B2 |
| P8 | Granulats | Lente | B2 |
| P9 | Sables | Nulle | B3 |
| P10 | Granulats | Lente | B3 |
| P11 | Hydrophytes | Lente | B3 |
| P12 | Granulats | Nulle | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Ecnomus | 249 | 2 | 2 | |
| Goera | 287 | 2 | 3 | |
| Hydropsyche | 212 | 18 | 64 | |
| Hydroptila | 200 | 9 | 8 | 39 |
| Orthotrichia | 197 | 1 | ||
| Athripsodes | 311 | 4 | 5 | |
| Mystacides | 312 | 10 | 1 | |
| Cyrnus | 224 | 4 | 4 | 5 |
| Polycentropodidae | 223 | 6 | ||
| Neureclipsis | 236 | 6 | ||
| Baetidae | 363 | 1 | 1 | |
| Baetis | 364 | 2 | 4 | 10 |
| Caenis | 457 | 2 | 7 | 15 |
| Micronecta | 719 | 30 | 25 | 12 |
| Gerris | 735 | 7 | ||
| Esolus | 619 | 3 | 1 | 2 |
| Oulimnius | 622 | 12 | 6 | 2 |
| Haliplidae | 517 | 3 | 1 | |
| Haliplus | 518 | 1 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 267 | 125 | 1200 |
| Simuliidae | 801 | 1 | 875 | |
| Calopteryx | 650 | 3 | 5 | |
| Coenagrionidae | 658 | 13 | 40 | 6 |
| Gomphus | 679 | 1 | ||
| Platycnemis | 657 | 21 | 29 | |
| Crambidae | 2947 | 2 | 2 | 10 |
| Asellidae | 880 | 4 | ||
| Corbicula | 1051 | 152 | 116 | 201 |
| Pisidium | 1043 | 3 | 1 | 11 |
| Gastropoda | 5123 | 4 | ||
| Ferrissia | 1030 | 5 | 7 | 2 |
| Potamopyrgus | 978 | 1 | 3 | 1 |
| Radix | 1004 | 1 | ||
| Physa (sensu lato) | 997 | 1 | 35 | |
| Planorbidae | 1009 | 66 | ||
| Erpobdellidae | 928 | 2 | ||
| Glossiphoniidae | 908 | 7 | 5 | |
| Dugesiidae | 1055 | 5 | 28 | 20 |
| Nematoda | 1089 | 1 | 2 | |
| Oligochaeta | 933 | 40 | 6 | 78 |
| Hydracarina | 906 | 3 | 1 |