Listes faunistiques invertébrés
Lergue à Brignac 06183000
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| Date prélèvement | 23/07/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 8 |
| Variété taxonomique | 47 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 33.0 | dominant |
| Blocs | ||
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 60.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Granulats | Lente | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Sables | Lente | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Lente | C |
| P10 | Sables | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Brachycentrus | 265 | 7 | ||
| Cheumatopsyche | 221 | 21 | 3 | |
| Hydropsyche | 212 | 1 | 223 | 9 |
| Hydroptilidae | 193 | 3 | ||
| Hydroptila | 200 | 3 | ||
| Orthotrichia | 197 | 8 | 2 | |
| Athripsodes | 311 | 2 | 1 | |
| Leptocerus | 319 | 6 | ||
| Mystacides | 312 | 59 | 5 | |
| Triaenodes | 314 | 15 | ||
| Chimarra | 207 | 29 | 2 | |
| Polycentropodidae | 223 | 1 | 2 | |
| Polycentropus | 231 | 2 | ||
| Lype | 241 | 1 | ||
| Paduniella | 5147 | 4 | ||
| Psychomyia | 239 | 84 | 4 | |
| Rhyacophila lato-sensu | 183 | 6 | 1 | |
| Baetis | 364 | 2 | 157 | 4 |
| Cloeon | 387 | 4 | ||
| Caenis | 457 | 26 | 6 | 13 |
| Heptageniidae | 399 | 2 | ||
| Ecdyonurus | 421 | 4 | 1 | |
| Choroterpes | 474 | 9 | ||
| Ephoron | 496 | 6 | 2 | |
| Potamanthus | 509 | 2 | 3 | |
| Corixidae | 709 | 1 | ||
| Micronecta | 719 | 1 | 5 | |
| Gerris | 735 | 2 | ||
| Hydrometra | 740 | 7 | ||
| Naucoridae | 722 | 10 | ||
| Dryops | 613 | 8 | 8 | 3 |
| Laccophilinae | 2394 | 10 | ||
| Elmis | 618 | 1 | 1 | 1 |
| Esolus | 619 | 17 | 20 | 23 |
| Limnius | 623 | 8 | 1 | |
| Oulimnius | 622 | 5 | 3 | 4 |
| Haliplus | 518 | 5 | 1 | 1 |
| Peltodytes | 519 | 2 | 1 | |
| Athericidae | 838 | 1 | ||
| Ceratopogonidae | 819 | 2 | 5 | 13 |
| Chironomidae | 807 | 132 | 49 | 224 |
| Dixidae | 793 | 3 | ||
| Limoniidae | 757 | 1 | 3 | |
| Simuliidae | 801 | 44 | 3 | |
| Boyeria | 670 | 5 | ||
| Corduliidae | 690 | 1 | ||
| Gomphidae | 678 | 1 | ||
| Calopteryx | 650 | 91 | 3 | |
| Coenagrionidae | 658 | 5 | ||
| Platycnemis | 657 | 25 | ||
| Gammaridae | 887 | 1 | ||
| Gammarus | 892 | 51 | ||
| Atyaephyra | 861 | 5 | ||
| Cladocera | 3127 | 1 | ||
| Copepoda | 3206 | 1 | 1 | |
| Ostracoda | 3170 | 1 | 1 | 1 |
| Corbicula | 1051 | 6 | 5 | 19 |
| Potamopyrgus | 978 | 4 | 9 | |
| Lymnaeidae | 998 | 1 | ||
| Radix | 1004 | 17 | 1 | |
| Physella | 19280 | 125 | 46 | |
| Planorbidae | 1009 | 4 | 2 | |
| Ancylus | 1028 | 7 | 14 | 5 |
| Tricladida | 1054 | 1 | 1 | |
| Dugesiidae | 1055 | 7 | 34 | 3 |
| Nemathelmintha | 3111 | 1 | 1 | |
| Oligochaeta | 933 | 1 | 19 | 29 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Bryozoa | 1087 | 1 | ||
| Prostoma | 3110 | 1 | 1 |