Listes faunistiques invertébrés
Crenze à St-laurent-le-minier 06195330
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| Date prélèvement | 10/07/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 31 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 80.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 4.0 | marginal |
| Dalles, argiles | 7.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Nulle | B |
| P2 | Bryophytes | Moyenne | A |
| P3 | Litieres | Nulle | A |
| P4 | Dalles, argiles | Moyenne | B |
| P5 | Pierres, galets | Moyenne | C |
| P6 | Pierres, galets | Nulle | C |
| P7 | Pierres, galets | Rapide | C |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Moyenne | B |
| P10 | Granulats | Nulle | A |
| P11 | Pierres, galets | Lente | C |
| P12 | Blocs | Moyenne | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctridae | 66 | 292 | 387 | 144 |
| Leuctra | 69 | 2 | 589 | 417 |
| Leuctra geniculata | 33830 | 34 | 63 | 29 |
| Perla | 164 | 1 | ||
| Beraeidae | 327 | 2 | ||
| Beraeamyia | 333 | 2 | ||
| Micrasema | 268 | 7 | 2 | 3 |
| Cheumatopsyche | 221 | 1 | 1 | 4 |
| Hydropsyche | 212 | 4 | 6 | 57 |
| Hydroptila | 200 | 4 | 2 | 5 |
| Mystacides | 312 | 14 | 13 | 1 |
| Oecetis | 317 | 9 | 1 | |
| Setodes | 318 | 4 | 1 | |
| Drusinae | 3120 | 1 | ||
| Polycentropodidae | 223 | 1 | ||
| Cyrnus | 224 | 1 | 1 | |
| Polycentropus | 231 | 16 | 29 | 70 |
| Psychomyia | 239 | 18 | 12 | 5 |
| Tinodes | 245 | 1 | ||
| Rhyacophila lato-sensu | 183 | 2 | 1 | |
| Sericostomatidae | 321 | 1 | 1 | |
| Sericostoma | 322 | 1 | ||
| Baetis | 364 | 1 | 13 | 19 |
| Centroptilum | 383 | 3 | 2 | 1 |
| Caenis | 457 | 4 | ||
| Heptageniidae | 399 | 1 | ||
| Ecdyonurus | 421 | 1 | ||
| Dryops | 613 | 4 | ||
| Elmis | 618 | 1 | 6 | 5 |
| Esolus | 619 | 14 | 29 | 13 |
| Limnius | 623 | 4 | 13 | |
| Oulimnius | 622 | 12 | 7 | 7 |
| Stenelmis | 617 | 2 | 1 | |
| Hydraena | 608 | 1 | ||
| Hydrophilinae | 2517 | 1 | ||
| Anthomyidae | 847 | 2 | 1 | |
| Blephariceridae | 747 | 1 | ||
| Ceratopogoninae | 822 | 1 | ||
| Chironomidae | 807 | 214 | 68 | 156 |
| Empididae | 831 | 1 | 3 | |
| Limoniidae | 757 | 74 | 23 | 23 |
| Simuliidae | 801 | 3 | 15 | 32 |
| Tabanidae | 837 | 1 | 1 | |
| Tipulidae | 753 | 1 | 5 | 1 |
| Boyeria | 670 | 3 | ||
| Onychogomphus | 682 | 13 | 5 | 7 |
| Copepoda | 3206 | 3 | ||
| Gammarus | 892 | 6 | 13 | 25 |
| Ancylus | 1028 | 6 | 8 | 2 |
| Radix | 1004 | 1 | ||
| Tricladida | 1054 | 1 | ||
| Dugesiidae | 1055 | 1 | 1 | |
| Oligochaeta | 933 | 2 | 1 | |
| Hydrozoa | 3168 | 3 | ||
| Prostoma | 3110 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |