Listes faunistiques invertébrés
L'Arrêt-Darré à Gonez 05234012
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| Date prélèvement | 14/09/2020 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 40 |
| 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 | 6.0 | dominant |
| Pierres, galets | 80.0 | dominant |
| Blocs | 8.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Granulats | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Branchage, racines | Lente | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Rapide | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 23 | 8 |
| Leuctra geniculata | 33830 | 7 | 9 | 8 |
| Micrasema | 268 | 1 | 1 | |
| Goera pilosa | 288 | 1 | ||
| Silo | 292 | 1 | ||
| Hydropsyche | 212 | 21 | 360 | 144 |
| Hydropsychidae | 211 | 34 | ||
| Ithytrichia | 198 | 2 | ||
| Lepidostoma hirtum | 306 | 4 | ||
| Lepidostomatidae | 304 | 1 | ||
| Adicella | 320 | 7 | ||
| Ceraclea | 313 | 1 | 5 | 1 |
| Mystacides | 312 | 22 | 1 | 1 |
| Oecetis | 317 | 5 | 1 | |
| Leptoceridae | 310 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Polycentropus | 231 | 4 | 7 | 1 |
| Polycentropodidae | 223 | 1 | 4 | 2 |
| Rhyacophila lato-sensu | 183 | 7 | 1 | |
| Baetis lato sensu | 9794 | 37 | 10 | |
| Baetidae | 363 | 1 | ||
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 14 | 12 | 9 |
| Ephemera | 502 | 6 | 2 | |
| Ecdyonurus | 421 | 1 | 2 | |
| Heptageniidae | 399 | 1 | ||
| Paraleptophlebia | 481 | 1 | 3 | |
| Leptophlebiidae | 473 | 5 | ||
| Gerris | 735 | 7 | ||
| Pomatinus substriatus | 33844 | 5 | 1 | |
| Elmis | 618 | 5 | 32 | 69 |
| Esolus | 619 | 3 | 1 | |
| Limnius | 623 | 20 | 33 | 261 |
| Oulimnius | 622 | 7 | 5 | 8 |
| Stenelmis | 617 | 15 | ||
| Elmidae | 614 | 2 | ||
| Orectochilus | 515 | 1 | 1 | |
| Hydraena | 608 | 2 | ||
| Athericidae | 838 | 42 | 7 | 5 |
| Chironomidae | 807 | 53 | 114 | 4 |
| Empididae | 831 | 1 | 2 | 1 |
| Simuliidae | 801 | 8 | 229 | 15 |
| Calopteryx | 650 | 33 | ||
| Gomphus | 679 | 2 | ||
| Sialis | 704 | 1 | ||
| Crangonyx pseudogracilis | 5117 | 1 | 1 | |
| Gammarus | 892 | 9 | 251 | 66 |
| Gammaridae | 887 | 1 | 3 | |
| Asellidae | 880 | 1 | ||
| Pisidium | 1043 | 48 | 31 | |
| Sphaeriidae | 1042 | 19 | 7 | 1 |
| Ancylus fluviatilis | 1029 | 2 | 1 | |
| Potamopyrgus antipodarum | 979 | 41 | 2 | 1 |
| Hydrobiidae | 973 | 1 | ||
| Planorbidae | 1009 | 3 | 3 | |
| Valvata | 972 | 2 | ||
| Glossiphoniidae | 908 | 1 | ||
| Dugesiidae | 1055 | 8 | 34 | 4 |
| Oligochaeta | 933 | 1160 | 30 | 10 |
| Copepoda | 3206 | 1 | 1 | |
| Hydracarina | 906 | 1 | 1 | 1 |
| Prostoma | 3110 | 1 | 1 | 1 |