Listes faunistiques invertébrés
L'Arros à Ozon 05234015
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| Date prélèvement | 07/07/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 8 |
| Variété taxonomique | 38 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 65.0 | dominant |
| Blocs | 9.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 18.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 2 | 1 | 5 |
| Leuctra geniculata | 33830 | 19 | 80 | 90 |
| Brachycentrus | 265 | 4 | 191 | 44 |
| Glossosoma | 190 | 1 | ||
| Glossosomatidae | 189 | 2 | ||
| Silo | 292 | 1 | 1 | |
| Silo-lithax | 5219 | 11 | 3 | 1 |
| Goeridae | 286 | 6 | 1 | 2 |
| Hydropsyche | 212 | 1 | 7 | 14 |
| Hydroptila | 200 | 12 | 3 | 4 |
| Ithytrichia | 198 | 1 | ||
| Hydroptilidae | 193 | 1 | 3 | |
| Lepidostoma hirtum | 306 | 1 | 1 | |
| Lepidostoma | 305 | 1 | ||
| Athripsodes | 311 | 5 | 2 | |
| Mystacides | 312 | 14 | 2 | 1 |
| Triaenodes | 314 | 9 | ||
| Leptoceridae | 310 | 7 | 1 | |
| Limnephilinae | 3163 | 1 | ||
| Plectrocnemia | 228 | 1 | 9 | |
| Polycentropus | 231 | 6 | 7 | |
| Polycentropodidae | 223 | 2 | 1 | |
| Psychomyia pusilla | 240 | 12 | 39 | 70 |
| Psychomyiidae | 238 | 1 | ||
| Rhyacophila lato-sensu | 183 | 1 | 5 | 6 |
| Sericostoma | 322 | 1 | 1 | 2 |
| Sericostomatidae | 321 | 1 | 5 | |
| Baetis lato sensu | 9794 | 27 | 83 | 66 |
| Centroptilum luteolum | 384 | 1 | ||
| Caenis | 457 | 11 | 12 | 33 |
| Ephemerella ignita | 451 | 65 | 18 | 16 |
| Torleya major | 452 | 1 | ||
| Ephemera | 502 | 1 | ||
| Ecdyonurus | 421 | 1 | 2 | |
| Rhithrogena | 404 | 1 | ||
| Heptageniidae | 399 | 1 | ||
| Leptophlebiidae | 473 | 1 | ||
| Oligoneuriella | 394 | 1 | ||
| Micronecta | 719 | 5 | ||
| Pomatinus substriatus | 33844 | 5 | ||
| Dupophilus | 620 | 8 | 6 | |
| Elmis | 618 | 72 | 60 | 24 |
| Esolus | 619 | 144 | 52 | 45 |
| Limnius | 623 | 48 | 20 | 30 |
| Normandia | 624 | 108 | 4 | |
| Oulimnius | 622 | 156 | 8 | 12 |
| Riolus | 625 | 48 | 12 | 3 |
| Athericidae | 838 | 4 | 5 | |
| Blephariceridae | 747 | 1 | 5 | |
| Ceratopogonidae | 819 | 2 | ||
| Chironomidae | 807 | 752 | 9 | 43 |
| Empididae | 831 | 1 | 1 | |
| Limoniidae | 757 | 2 | 10 | 10 |
| Pediciidae | 50011 | 14 | ||
| Simuliidae | 801 | 6 | 77 | |
| Boyeria irene | 671 | 5 | 1 | 2 |
| Calopteryx | 650 | 1 | ||
| Onychogomphus | 682 | 5 | 3 | 3 |
| Sialis | 704 | 1 | 3 | |
| Hymenoptera | 1081 | 1 | ||
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Pisidium | 1043 | 1 | ||
| Potamopyrgus antipodarum | 979 | 141 | 15 | 17 |
| Radix | 1004 | 12 | 1 | |
| Physa (sensu lato) | 997 | 7 | 1 | 1 |
| Physella | 19280 | 7 | ||
| Ancylus fluviatilis | 1029 | 9 | 11 | 6 |
| Oligochaeta | 933 | 48 | 3 | 5 |