Listes faunistiques invertébrés
L'Ourse au niveau d'Izaourt 05183850
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| Date prélèvement | 29/09/2014 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 45 |
| Taxon indicateur | Perlidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 62.0 | dominant |
| Blocs | 25.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 6.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | s1 | Moyenne | A |
| P2 | s3 | Nulle | A |
| P3 | s28 | Nulle | A |
| P4 | s9 | Nulle | A |
| P5 | s24 | Moyenne | B |
| P6 | s30 | Moyenne | B |
| P7 | s29 | Moyenne | B |
| P8 | s24 | Lente | B |
| P9 | s24 | Nulle | C |
| P10 | s24 | Rapide | C |
| P11 | s24 | Moyenne | C |
| P12 | s30 | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chloroperlidae | 169 | 1 | 1 | |
| Euleuctra geniculata | 68 | 1 | ||
| Leuctra | 69 | 327 | 13 | |
| Nemoura | 26 | 1 | ||
| Protonemura | 46 | 180 | 10 | 5 |
| Perlidae | 155 | 1 | ||
| Perla | 164 | 11 | ||
| Perlodidae | 127 | 2 | ||
| Isoperla | 140 | 1 | ||
| Perlodes | 150 | 4 | 1 | 2 |
| Micrasema | 268 | 315 | 181 | 272 |
| Oligoplectrum | 263 | 32 | 24 | 32 |
| Glossosomatidae | 189 | 23 | 14 | 116 |
| Glossosoma | 190 | 1 | 10 | 10 |
| Silo-lithax | 5219 | 4 | ||
| Silo | 292 | 3 | 1 | |
| Hydropsyche | 212 | 21 | 60 | 48 |
| Ithytrichia | 198 | 10 | 1 | |
| Lepidostomatidae | 304 | 2 | 2 | 1 |
| Lasiocephala | 307 | 109 | 15 | 5 |
| Leptoceridae | 310 | 2 | 1 | 1 |
| Adicella | 320 | 1 | ||
| Odontocerum | 339 | 2 | 1 | |
| Polycentropodidae | 223 | 13 | 2 | 5 |
| Polycentropus | 231 | 7 | 1 | 6 |
| Rhyacophila lato-sensu | 183 | 2 | 4 | 12 |
| Sericostomatidae | 321 | 15 | 11 | 8 |
| Sericostoma | 322 | 7 | 2 | |
| Baetis lato sensu | 9794 | 160 | 72 | 60 |
| Caenis | 457 | 3 | ||
| Ephemera | 502 | 6 | ||
| Ephemerella ignita | 451 | 7 | 1 | 1 |
| Torleya | 2391 | 4 | 1 | |
| Ecdyonurus | 421 | 3 | 8 | 2 |
| Epeorus | 400 | 34 | 18 | |
| Rhithrogena | 404 | 3 | 13 | 13 |
| Leptophlebiidae | 473 | 4 | ||
| Habroleptoides | 485 | 6 | 1 | |
| Paraleptophlebia | 481 | 5 | 1 | |
| Potamanthus | 509 | 1 | ||
| Pomatinus | 611 | 3 | ||
| Colymbetinae | 2395 | 3 | ||
| Dupophilus | 620 | 1 | 1 | |
| Elmis | 618 | 208 | 69 | 156 |
| Esolus | 619 | 18 | 39 | 24 |
| Limnius | 623 | 35 | 18 | 40 |
| Riolus | 625 | 1 | ||
| Orectochilus | 515 | 2 | 1 | |
| Hydraena | 608 | 17 | 4 | |
| Athericidae | 838 | 3 | 22 | 7 |
| Chironomidae | 807 | 384 | 120 | 42 |
| Empididae | 831 | 16 | 1 | |
| Limoniidae | 757 | 18 | 8 | 14 |
| Rhagionidae | 841 | 1 | ||
| Simuliidae | 801 | 27 | 25 | 15 |
| Zygoptera | 9785 | 1 | ||
| Agriotypus | 1083 | 1 | ||
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 3 | ||
| Gammarus | 892 | 180 | ||
| Hydracarina | 906 | 8 | 4 | 6 |
| Pisidium | 1043 | 1 | ||
| Theodoxus | 967 | 3 | 3 | |
| Radix | 1004 | 4 | ||
| Ancylus | 1028 | 20 | 21 | 120 |
| Potamopyrgus | 978 | 1 | ||
| Oligochaeta | 933 | 163 | 85 | 61 |
| Planariidae | 1061 | 160 | 3 | 50 |
| Nematoda | 1089 | 1 | ||
| Hydrozoa | 3168 | 5 | 2 |