Listes faunistiques invertébrés
Le Viaur à St-Just du Viaur 05125400
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 10 ko
| Date prélèvement | 03/07/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 42 |
| Taxon indicateur | Perlidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 3.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 60.0 | dominant |
| Blocs | 20.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 7.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 6.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Lente | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Granulats | Moyenne | A |
| P4 | Helophytes | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Sables | Lente | B |
| P8 | Blocs | Moyenne | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 20 | 55 | 194 |
| Leuctra geniculata | 33830 | 2 | 9 | 30 |
| Perla | 164 | 2 | 5 | 18 |
| Perlodes | 150 | 1 | ||
| Glossosomatidae | 189 | 1 | ||
| Silo-lithax | 5219 | 3 | 11 | 31 |
| Goeridae | 286 | 4 | ||
| Cheumatopsyche lepida | 222 | 6 | ||
| Hydropsyche | 212 | 13 | 28 | 129 |
| Hydropsychidae | 211 | 6 | ||
| Hydroptila | 200 | 10 | 5 | |
| Mystacides | 312 | 2 | ||
| Setodes | 318 | 1 | ||
| Limnephilinae | 3163 | 2 | ||
| Polycentropus | 231 | 3 | 3 | |
| Psychomyia pusilla | 240 | 10 | 71 | |
| Psychomyiidae | 238 | 2 | ||
| Rhyacophila lato-sensu | 183 | 1 | 40 | 28 |
| Baetis lato sensu | 9794 | 9 | 54 | 168 |
| Centroptilum luteolum | 384 | 4 | ||
| Ephemerella ignita | 451 | 29 | 16 | 17 |
| Ephemera | 502 | 1 | 9 | |
| Ecdyonurus | 421 | 5 | 28 | 36 |
| Electrogena | 3181 | 7 | ||
| Heptagenia | 443 | 1 | ||
| Rhithrogena | 404 | 7 | 4 | 42 |
| Heptageniidae | 399 | 15 | 5 | 34 |
| Habrophlebia | 491 | 1 | ||
| Leptophlebiidae | 473 | 4 | ||
| Oligoneuriella | 394 | 4 | 1 | 96 |
| Potamanthus luteus | 510 | 1 | 2 | |
| Aphelocheirus aestivalis | 2714 | 8 | 7 | |
| Hydrometra | 740 | 1 | ||
| Colymbetinae | 2395 | 2 | ||
| Dupophilus | 620 | 16 | 8 | 42 |
| Elmis | 618 | 1 | 8 | 36 |
| Esolus | 619 | 27 | 37 | 158 |
| Limnius | 623 | 6 | ||
| Oulimnius | 622 | 4 | ||
| Orectochilus | 515 | 3 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 7 | 5 | |
| Blephariceridae | 747 | 4 | ||
| Ceratopogonidae | 819 | 1 | 5 | 4 |
| Chironomidae | 807 | 472 | 92 | 6 |
| Empididae | 831 | 1 | ||
| Ephydridae | 844 | 1 | ||
| Limoniidae | 757 | 5 | 5 | |
| Simuliidae | 801 | 1 | 2 | |
| Tabanidae | 837 | 1 | ||
| Tipulidae | 753 | 1 | 1 | |
| Calopteryx | 650 | 5 | ||
| Gomphus | 679 | 4 | 1 | |
| Onychogomphus | 682 | 4 | 4 | 11 |
| Sialis | 704 | 2 | ||
| Crangonyx pseudogracilis | 5117 | 1 | ||
| Gammarus | 892 | 157 | 4 | 4 |
| Gammaridae | 887 | 52 | 1 | 3 |
| Pacifastacus leniusculus | 873 | 1 | 1 | 3 |
| Corbicula | 1051 | 1 | 5 | |
| Ancylus fluviatilis | 1029 | 76 | 45 | 152 |
| Planorbidae | 1009 | 1 | ||
| Xironogiton | 23599 | 1 | 3 | |
| Cambarincola | 30951 | 3 | ||
| Oligochaeta | 933 | 11 | 7 | 48 |
| Nematoda | 1089 | 1 | 1 | |
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |