Listes faunistiques invertébrés
Lergue à Brignac 06183000
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| Date prélèvement | 06/07/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 8 |
| Variété taxonomique | 45 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 26.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 44.0 | dominant |
| Algues | 23.0 | dominant |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Lente | A |
| P2 | Blocs | Moyenne | A |
| P3 | Granulats | Lente | A |
| P4 | Helophytes | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Sables | Lente | B |
| P7 | Algues | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Moyenne | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Sables | Lente | C |
| P12 | Algues | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 1 | 3 | 1 |
| Leuctra | 69 | 4 | 1 | |
| Brachycentrus | 265 | 1 | ||
| Cheumatopsyche | 221 | 43 | 38 | 2 |
| Hydropsyche | 212 | 135 | 113 | 16 |
| Hydroptila | 200 | 5 | 12 | |
| Orthotrichia | 197 | 45 | 22 | 21 |
| Athripsodes | 311 | 2 | 3 | 2 |
| Leptocerus | 319 | 13 | ||
| Mystacides | 312 | 4 | 4 | 1 |
| Ylodes | 5140 | 33 | ||
| Chimarra | 207 | 14 | 18 | |
| Polycentropus | 231 | 2 | ||
| Psychomyia | 239 | 24 | 16 | 2 |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetis | 364 | 53 | 12 | 23 |
| Cloeon | 387 | 4 | 19 | |
| Procloeon | 390 | 4 | 1 | |
| Caenis | 457 | 43 | 15 | 27 |
| Serratella | 5152 | 4 | ||
| Ecdyonurus | 421 | 19 | 3 | 1 |
| Choroterpes | 474 | 2 | 4 | |
| Ephoron | 496 | 1 | 2 | 9 |
| Potamanthus | 509 | 3 | ||
| Micronecta | 719 | 1 | 9 | 15 |
| Hydrometra | 740 | 2 | ||
| Naucoridae | 722 | 4 | 1 | |
| Dryops | 613 | 21 | ||
| Pomatinus substriatus | 33844 | 8 | ||
| Elmis | 618 | 20 | 1 | 1 |
| Esolus | 619 | 32 | 204 | 30 |
| Limnius | 623 | 1 | 3 | 1 |
| Oulimnius | 622 | 51 | 204 | 9 |
| Stenelmis | 617 | 1 | ||
| Haliplus | 518 | 3 | ||
| Hydrophilinae | 2517 | 1 | ||
| Athericidae | 838 | 12 | 2 | 2 |
| Ceratopogonidae | 819 | 6 | 19 | 15 |
| Chironomidae | 807 | 21 | 59 | 71 |
| Dixidae | 793 | 1 | ||
| Ephydridae | 844 | 9 | ||
| Limoniidae | 757 | 2 | 7 | |
| Simuliidae | 801 | 2 | 2 | 1 |
| Tipulidae | 753 | 1 | 7 | |
| Anisoptera | 9787 | 1 | ||
| Corduliidae | 690 | 2 | ||
| Oxygastra | 691 | 1 | ||
| Gomphus | 679 | 4 | ||
| Calopteryx | 650 | 9 | 1 | |
| Coenagrionidae | 658 | 22 | ||
| Platycnemis | 657 | 1 | ||
| Gammarus | 892 | 8 | ||
| Atyaephyra | 861 | 1 | ||
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | 1 | |
| Corbicula | 1051 | 16 | 3 | |
| Potamopyrgus | 978 | 1 | 5 | |
| Radix | 1004 | 1 | 1 | |
| Physella | 19280 | 98 | 1 | 40 |
| Planorbidae | 1009 | 2 | 1 | 2 |
| Ancylus | 1028 | 1 | 1 | 6 |
| Dugesiidae | 1055 | 67 | 2 | 7 |
| Oligochaeta | 933 | 4 | 2 | |
| Hydracarina | 906 | 1 | 1 | 1 |