Listes faunistiques invertébrés
L'Ariège à Le Vernet d'Ariège 05170900
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| Date prélèvement | 18/09/2018 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 48 |
| Taxon indicateur | Perlodidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 21.0 | dominant |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 46.0 | dominant |
| Blocs | 7.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 20.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Granulats | Moyenne | A |
| P4 | Sables | Nulle | A |
| P5 | Hydrophytes | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Moyenne | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Rapide | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Hydrophytes | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 38 | 81 | 13 |
| Leuctra geniculata | 33830 | 2 | 5 | |
| Perlodes | 150 | 3 | 8 | |
| Brachycentrus | 265 | 2 | ||
| Micrasema | 268 | 38 | ||
| Oligoplectrum maculatum | 264 | 2 | 340 | 850 |
| Agapetus | 191 | 1 | ||
| Silo-lithax | 5219 | 1 | 2 | |
| Cheumatopsyche lepida | 222 | 4 | 34 | 28 |
| Hydropsyche | 212 | 84 | 306 | 255 |
| Hydroptila | 200 | 1 | ||
| Ithytrichia | 198 | 2 | 3 | 1 |
| Lepidostoma hirtum | 306 | 1 | 1 | |
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 1 | ||
| Oecetis | 317 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Psychomyia pusilla | 240 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 29 | 20 | |
| Baetis lato sensu | 9794 | 3 | 319 | 212 |
| Caenis | 457 | 3 | 1 | 3 |
| Ephemerella ignita | 451 | 6 | 20 | 41 |
| Ephemerella | 450 | 13 | 20 | 14 |
| Ephemera | 502 | 1 | 2 | |
| Ecdyonurus | 421 | 15 | ||
| Epeorus | 400 | 14 | 5 | |
| Heptagenia | 443 | 12 | 5 | |
| Rhithrogena | 404 | 54 | 175 | |
| Oligoneuriella | 394 | 1 | 1 | |
| Potamanthus luteus | 510 | 12 | 2 | 4 |
| Aphelocheirus aestivalis | 2714 | 24 | 16 | 109 |
| Micronecta | 719 | 130 | ||
| Colymbetinae | 2395 | 1 | ||
| Laccophilinae | 2394 | 4 | ||
| Elmis | 618 | 184 | 66 | 176 |
| Esolus | 619 | 110 | 21 | 43 |
| Limnius | 623 | 9 | 13 | 6 |
| Oulimnius | 622 | 65 | 5 | 18 |
| Stenelmis | 617 | 1 | ||
| Orectochilus | 515 | 1 | 3 | 6 |
| Anthomyidae | 847 | 1 | ||
| Athericidae | 838 | 4 | 5 | 2 |
| Blephariceridae | 747 | 9 | 1 | |
| Chironomidae | 807 | 564 | 170 | 170 |
| Empididae | 831 | 2 | 2 | |
| Limoniidae | 757 | 2 | 10 | 9 |
| Simuliidae | 801 | 102 | 425 | 875 |
| Tabanidae | 837 | 2 | ||
| Calopteryx | 650 | 9 | 12 | 2 |
| Onychogomphus | 682 | 3 | ||
| Sialis | 704 | 1 | ||
| Gammarus | 892 | 25 | 1 | |
| Gammarus roeseli | 898 | 25 | 1 | |
| Asellidae | 880 | 20 | ||
| Sphaeriidae | 1042 | 2 | 1 | |
| Ancylus fluviatilis | 1029 | 13 | 30 | 425 |
| Potamopyrgus antipodarum | 979 | 23 | ||
| Radix | 1004 | 16 | 5 | 6 |
| Physa (sensu lato) | 997 | 1 | 1 | |
| Physella | 19280 | 1 | ||
| Erpobdellidae | 928 | 3 | 4 | |
| Glossiphoniidae | 908 | 1 | ||
| Dugesiidae | 1055 | 14 | 6 | |
| Oligochaeta | 933 | 113 | 2 | 1 |
| Nemathelmintha | 3111 | 1 | 1 | |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Prostoma | 3110 | 1 |