Listes faunistiques invertébrés
L'Oriège à Orlu 05173450
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| Date prélèvement | 28/09/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 33 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 34.0 | dominant |
| Blocs | 16.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | ||
| Algues | ||
| Dalles, argiles | 45.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Rapide | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Pierres, galets | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 9 | 8 | |
| Chloroperlidae | 169 | 1 | ||
| Leuctra | 69 | 21 | 4 | 48 |
| Amphinemura | 21 | 33 | ||
| Nemoura | 26 | 91 | 4 | 82 |
| Protonemura | 46 | 115 | 2 | |
| Dinocras | 156 | 1 | 1 | |
| Perla | 164 | 1 | 1 | |
| Perlidae | 155 | 2 | 9 | |
| Isoperla | 140 | 12 | 1 | |
| Perlodes | 150 | 5 | 2 | |
| Taeniopteryx | 14 | 12 | ||
| Micrasema | 268 | 92 | 210 | 180 |
| Agapetus | 191 | 1 | ||
| Glossosoma | 190 | 5 | 3 | |
| Glossosomatidae | 189 | 1 | ||
| Hydropsyche | 212 | 1 | 10 | 18 |
| Drusinae | 3120 | 3 | ||
| Limnephilinae | 3163 | 7 | ||
| Limnephilidae | 276 | 17 | ||
| Odontocerum albicorne | 340 | 4 | 1 | |
| Philopotamus | 209 | 1 | ||
| Rhyacophila lato-sensu | 183 | 4 | 8 | 10 |
| Sericostoma | 322 | 52 | 3 | |
| Sericostomatidae | 321 | 5 | 2 | 3 |
| Thremma | 301 | 1 | ||
| Baetis lato sensu | 9794 | 23 | 159 | 76 |
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 3 | 1 | |
| Ecdyonurus | 421 | 9 | 9 | |
| Epeorus | 400 | 5 | 28 | 5 |
| Rhithrogena | 404 | 3 | 152 | 203 |
| Heptageniidae | 399 | 3 | 9 | |
| Habroleptoides | 485 | 1 | ||
| Leptophlebiidae | 473 | 3 | 1 | 3 |
| Hydroporinae | 2393 | 3 | 30 | |
| Elmis | 618 | 111 | 8 | 4 |
| Esolus | 619 | 3 | 7 | 7 |
| Limnius | 623 | 21 | 26 | 14 |
| Hydraena | 608 | 1 | 9 | 8 |
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 123 | 14 | 109 |
| Dixidae | 793 | 4 | 2 | |
| Empididae | 831 | 6 | 1 | 2 |
| Limoniidae | 757 | 9 | 2 | 2 |
| Pediciidae | 50011 | 2 | 4 | 1 |
| Simuliidae | 801 | 5 | 18 | 2 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Bythinella | 992 | 1 | ||
| Ancylus fluviatilis | 1029 | 2 | 1 | 12 |
| Oligochaeta | 933 | 6 | 11 | 14 |
| Planariidae | 1061 | 22 | 5 | 7 |
| Tricladida | 1054 | 1 | ||
| Nematoda | 1089 | 1 |