Listes faunistiques invertébrés
LAVEZON A MEYSSE 06410400
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| Date prélèvement | 24/04/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 37 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 60.0 | dominant |
| Blocs | 27.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 7.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | B |
| P2 | Pierres, galets | Lente | B |
| P3 | Blocs | Moyenne | B |
| P4 | Algues | Lente | A |
| P5 | Dalles, argiles | Lente | B |
| P6 | Pierres, galets | Moyenne | C |
| P7 | Branchage, racines | Moyenne | A |
| P8 | Blocs | Lente | C |
| P9 | Granulats | Moyenne | A |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Helophytes | Nulle | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 6 | 5 | 13 |
| Protonemura | 46 | 5 | ||
| Isoperla | 140 | 8 | 6 | |
| Taeniopteryx | 14 | 3 | ||
| Hydropsyche | 212 | 8 | 4 | |
| Allotrichia | 202 | 1 | ||
| Hydroptila | 200 | 13 | 2 | |
| Athripsodes | 311 | 1 | ||
| Setodes | 318 | 1 | ||
| Limnephilinae | 3163 | 4 | 1 | |
| Chimarra | 207 | 1 | ||
| Wormaldia | 210 | 41 | 4 | 6 |
| Polycentropus | 231 | 1 | 4 | |
| Rhyacophila lato-sensu | 183 | 2 | 7 | 2 |
| Baetis | 364 | 27 | 61 | 61 |
| Centroptilum | 383 | 1 | ||
| Caenis | 457 | 5 | 3 | 8 |
| Ephemerella ignita | 451 | 84 | 31 | 39 |
| Heptageniidae | 399 | 3 | 2 | |
| Ecdyonurus | 421 | 2 | 2 | |
| Electrogena | 3181 | 3 | ||
| Leptophlebiidae | 473 | 1 | 9 | |
| Habrophlebia | 491 | 3 | 5 | |
| Dryops | 613 | 1 | 1 | |
| Pomatinus substriatus | 33844 | 4 | 1 | |
| Elmis | 618 | 3 | 1 | 3 |
| Esolus | 619 | 14 | 8 | |
| Limnius | 623 | 1 | 1 | |
| Oulimnius | 622 | 14 | 2 | 10 |
| Orectochilus | 515 | 1 | ||
| Peltodytes | 519 | 1 | ||
| Hydrocyphon | 637 | 1 | 1 | |
| Hydraena | 608 | 1 | ||
| Ceratopogonidae | 819 | 4 | 3 | 4 |
| Chironomidae | 807 | 51 | 31 | 23 |
| Empididae | 831 | 13 | 4 | 6 |
| Limoniidae | 757 | 22 | 2 | |
| Simuliidae | 801 | 29 | 1 | |
| Stratiomyidae | 824 | 5 | 2 | |
| Tabanidae | 837 | 1 | ||
| Tipulidae | 753 | 1 | ||
| Veliidae | 743 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Onychogomphus | 682 | 2 | ||
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | 3 | 3 |
| Gammaridae | 887 | 1 | 15 | |
| Gammarus | 892 | 79 | 8 | 20 |
| Potamopyrgus | 978 | 1 | 4 | 2 |
| Lymnaeidae | 998 | 1 | ||
| Tricladida | 1054 | 1 | ||
| Dugesiidae | 1055 | 4 | 1 | |
| Oligochaeta | 933 | 18 | 6 | 11 |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |