Listes faunistiques invertébrés
L'Allier à Blassac 04027740
- Télécharger la fiche IRSTEA xls / 27 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 21/07/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 32 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 6.0 | dominant |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 73.0 | dominant |
| Blocs | 12.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Moyenne | B |
| P2 | Pierres, galets | Moyenne | B |
| P3 | Bryophytes | Moyenne | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Litieres | Nulle | A |
| P6 | Granulats | Lente | A |
| P7 | Pierres, galets | Moyenne | C |
| P8 | Pierres, galets | Lente | C |
| P9 | Pierres, galets | Rapide | C |
| P10 | Blocs | Lente | B |
| P11 | Pierres, galets | Lente | B |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 10 | 1 | |
| Leuctra | 69 | 23 | 13 | 66 |
| Perla | 164 | 1 | 2 | |
| Brachycentrus | 265 | 84 | 68 | 34 |
| Glossosomatidae | 189 | 1 | ||
| Glossosoma | 190 | 2 | ||
| Goeridae | 286 | 2 | ||
| Hydropsychidae | 211 | 63 | 78 | |
| Cheumatopsyche | 221 | 102 | 4 | |
| Hydropsyche | 212 | 12 | 23 | 22 |
| Hydroptila | 200 | 1 | ||
| Ithytrichia | 198 | 1 | ||
| Lepidostoma | 305 | 4 | 1 | |
| Mystacides | 312 | 2 | ||
| Oecetis | 317 | 2 | ||
| Triaenodes | 314 | 1 | ||
| Halesus | 3186 | 1 | ||
| Stenophylacini-chaetopterygini | 3146 | 1 | ||
| Chimarra | 207 | 25 | 2 | 5 |
| Polycentropodidae | 223 | 1 | ||
| Polycentropus | 231 | 3 | 2 | |
| Psychomyia | 239 | 14 | 1 | |
| Rhyacophila lato-sensu | 183 | 18 | 4 | 8 |
| Baetis | 364 | 70 | 21 | 40 |
| Pseudocentroptilum | 3207 | 1 | ||
| Caenis | 457 | 2 | ||
| Ephemerella ignita | 451 | 25 | 64 | 47 |
| Heptageniidae | 399 | 1 | ||
| Ecdyonurus | 421 | 3 | 4 | 12 |
| Oligoneuriella | 394 | 1 | 13 | |
| Potamanthus | 509 | 1 | 1 | 1 |
| Dupophilus | 620 | 1 | 2 | 13 |
| Elmis | 618 | 5 | 2 | |
| Esolus | 619 | 48 | 29 | |
| Limnius | 623 | 4 | 24 | 28 |
| Oulimnius | 622 | 1 | ||
| Stenelmis | 617 | 1 | 14 | 2 |
| Atherix | 839 | 2 | 3 | |
| Atrichops | 840 | 1 | ||
| Blepharicera | 749 | 3 | ||
| Chironomidae | 807 | 74 | 39 | |
| Hemerodromiinae | 3202 | 1 | ||
| Simuliidae | 801 | 37 | 1665 | 41 |
| Aphelocheirus | 721 | 2 | 2 | |
| Calopteryx | 650 | 2 | ||
| Onychogomphus | 682 | 1 | 1 | |
| Gammarus | 892 | 1 | ||
| Ancylus | 1028 | 5 | 29 | 23 |
| Dugesiidae | 1055 | 1 | ||
| Erpobdellidae | 928 | 2 | ||
| Glossiphonia | 909 | 1 | ||
| Oligochaeta | 933 | 23 | 1 | 31 |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |