Listes faunistiques invertébrés
L'Ourse au niveau d'Izaourt 05183850
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| Date prélèvement | 25/09/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 19.0 |
| GFI | 8 |
| Variété taxonomique | 41 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 60.0 | dominant |
| Blocs | 31.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | s3 | Nulle | A |
| P2 | s28 | Nulle | A |
| P3 | s9 | Lente | A |
| P4 | s29 | Moyenne | A |
| P5 | s24 | Lente | B |
| P6 | s30 | Lente | B |
| P7 | s24 | Moyenne | B |
| P8 | s30 | Moyenne | B |
| P9 | s24 | Nulle | C |
| P10 | s24 | Lente | C |
| P11 | s24 | Moyenne | C |
| P12 | s30 | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 1 | 6 | |
| Leuctra | 69 | 80 | 31 | 34 |
| Nemoura | 26 | 2 | ||
| Protonemura | 46 | 2 | 4 | |
| Perlidae | 155 | 1 | ||
| Dinocras | 156 | 1 | ||
| Perla | 164 | 1 | ||
| Perlodes | 150 | 1 | 1 | |
| Micrasema | 268 | 5 | 216 | 224 |
| Oligoplectrum | 263 | 12 | 24 | 60 |
| Glossosomatidae | 189 | 3 | 7 | |
| Agapetus | 191 | 3 | 6 | |
| Glossosoma | 190 | 5 | ||
| Silo | 292 | 1 | 1 | |
| Hydropsyche | 212 | 13 | 38 | 60 |
| Ithytrichia | 198 | 2 | ||
| Lepidostomatidae | 304 | 29 | 63 | |
| Lasiocephala | 307 | 4112 | 8 | |
| Adicella | 320 | 1 | ||
| Athripsodes | 311 | 2 | ||
| Mystacides | 312 | 11 | 2 | |
| Oecetis | 317 | 1 | ||
| Odontocerum | 339 | 1 | ||
| Polycentropodidae | 223 | 3 | 1 | 2 |
| Polycentropus | 231 | 1 | 3 | |
| Psychomyia | 239 | 2 | 1 | |
| Rhyacophila lato-sensu | 183 | 5 | 5 | |
| Sericostomatidae | 321 | 17 | 9 | 15 |
| Sericostoma | 322 | 13 | 2 | |
| Baetis lato sensu | 9794 | 89 | 204 | 164 |
| Caenis | 457 | 2 | 2 | |
| Ephemera | 502 | 2 | 4 | |
| Ephemerella ignita | 451 | 1 | ||
| Torleya | 2391 | 1 | ||
| Heptageniidae | 399 | 3 | 4 | |
| Ecdyonurus | 421 | 2 | 12 | |
| Epeorus | 400 | 1 | 27 | 46 |
| Rhithrogena | 404 | 5 | 13 | 30 |
| Leptophlebiidae | 473 | 8 | 1 | 2 |
| Habroleptoides | 485 | 1 | ||
| Paraleptophlebia | 481 | 1 | ||
| Colymbetinae | 2395 | 25 | ||
| Dupophilus | 620 | 1 | ||
| Elmis | 618 | 64 | 36 | 15 |
| Esolus | 619 | 16 | 16 | 11 |
| Limnius | 623 | 4 | 11 | 11 |
| Orectochilus | 515 | 1 | ||
| Hydraena | 608 | 13 | 4 | 5 |
| Athericidae | 838 | 1 | 15 | 14 |
| Blephariceridae | 747 | 1 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 562 | 16 | 64 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 8 | 1 | 1 |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 48 | 188 | 252 |
| Calopteryx | 650 | 64 | 1 | |
| Ostracoda | 3170 | 2 | ||
| Gammaridae | 887 | 1 | 3 | |
| Gammarus | 892 | 88 | 1 | 3 |
| Hydracarina | 906 | 4 | 6 | 2 |
| Sphaeriidae | 1042 | 1 | ||
| Theodoxus | 967 | 8 | 11 | 15 |
| Radix | 1004 | 12 | 4 | 1 |
| Ancylus | 1028 | 5 | 13 | 2 |
| Hydrobiidae | 973 | 1 | ||
| Bythinella | 992 | 2 | ||
| Potamopyrgus | 978 | 2 | ||
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 4 | 16 | 16 |
| Planariidae | 1061 | 22 | ||
| Hydrozoa | 3168 | 2 |