Listes faunistiques invertébrés
L'Ourse au niveau d'Izaourt 05183850
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| Date prélèvement | 02/08/2016 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 47 |
| Taxon indicateur | Perlodidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 40.0 | dominant |
| Blocs | 45.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 9.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Moyenne | A |
| P3 | Granulats | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Blocs | Rapide | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Blocs | Lente | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Blocs | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 46 | 86 | 204 |
| Leuctra geniculata | 33830 | 8 | 4 | 24 |
| Nemoura | 26 | 1 | ||
| Protonemura | 46 | 1 | ||
| Dinocras | 156 | 1 | ||
| Perla | 164 | 1 | ||
| Perlodes | 150 | 2 | 1 | 1 |
| Perlodidae | 127 | 1 | ||
| Micrasema | 268 | 3 | 4 | |
| Agapetus | 191 | 17 | 1 | 56 |
| Glossosoma | 190 | 13 | 24 | 37 |
| Silo | 292 | 5 | 4 | 4 |
| Hydropsyche | 212 | 5 | 50 | 91 |
| Lepidostoma hirtum | 306 | 11 | 9 | 7 |
| Lepidostomatidae | 304 | 2 | 2 | |
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 12 | ||
| Drusinae | 3120 | 1 | 3 | |
| Limnephilinae | 3163 | 2 | ||
| Odontocerum albicorne | 340 | 11 | ||
| Polycentropus | 231 | 6 | 7 | 17 |
| Psychomyia pusilla | 240 | 1 | 1 | 6 |
| Rhyacophila lato-sensu | 183 | 5 | 10 | 8 |
| Sericostoma | 322 | 12 | 1 | 1 |
| Sericostomatidae | 321 | 1 | 1 | 1 |
| Thremma | 301 | 1 | ||
| Baetis lato sensu | 9794 | 22 | 230 | 86 |
| Centroptilum luteolum | 384 | 4 | ||
| Baetidae | 363 | 2 | ||
| Caenis | 457 | 3 | 3 | |
| Ephemerella ignita | 451 | 26 | 19 | 17 |
| Ephemera | 502 | 9 | ||
| Ecdyonurus | 421 | 8 | 7 | |
| Epeorus | 400 | 2 | 5 | |
| Rhithrogena | 404 | 5 | 2 | |
| Habroleptoides | 485 | 1 | ||
| Habrophlebia | 491 | 1 | ||
| Leptophlebiidae | 473 | 1 | ||
| Elmis | 618 | 126 | 41 | 65 |
| Esolus | 619 | 38 | 24 | 45 |
| Limnius | 623 | 23 | 3 | 19 |
| Hydraena | 608 | 1 | 2 | 7 |
| Athericidae | 838 | 2 | 1 | 1 |
| Blephariceridae | 747 | 30 | 17 | |
| Ceratopogonidae | 819 | 4 | ||
| Chironomidae | 807 | 302 | 12 | 66 |
| Empididae | 831 | 4 | 3 | |
| Limoniidae | 757 | 11 | 9 | 20 |
| Simuliidae | 801 | 10 | 556 | 186 |
| Tabanidae | 837 | 2 | ||
| Sialis | 704 | 1 | ||
| Agriotypus | 1083 | 1 | ||
| Gammarus | 892 | 64 | ||
| Pisidium | 1043 | 3 | ||
| Sphaeriidae | 1042 | 6 | ||
| Ancylus fluviatilis | 1029 | 2 | 12 | 10 |
| Bythinella | 992 | 1 | ||
| Radix | 1004 | 11 | 4 | |
| Theodoxus fluviatilis | 968 | 8 | 1 | |
| Planorbidae | 1009 | 1 | ||
| Glossiphoniidae | 908 | 1 | ||
| Dugesiidae | 1055 | 4 | 6 | |
| Planariidae | 1061 | 11 | 2 | 16 |
| Oligochaeta | 933 | 385 | 12 | 76 |
| Nematoda | 1089 | 1 | 1 | |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Hydrozoa | 3168 | 1 |