Listes faunistiques invertébrés
Fresquel à Alzonne 06178042
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| Date prélèvement | 28/06/2011 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 31 |
| Taxon indicateur | Hydroptilidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 89.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Pierres, galets | Nulle | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Goera | 287 | 1 | 3 | |
| Cheumatopsyche | 221 | 8 | 40 | |
| Hydropsyche | 212 | 26 | 26 | 58 |
| Hydroptila | 200 | 16 | 2 | |
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Psychomyia | 239 | 2 | 4 | |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetidae | 363 | 6 | ||
| Baetis | 364 | 25 | 42 | 39 |
| Procloeon | 390 | 4 | ||
| Caenis | 457 | 24 | 7 | 9 |
| Ephoron | 496 | 3 | 2 | |
| Micronecta | 719 | 2 | ||
| Pomatinus | 611 | 10 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 1 | ||
| Limnius | 623 | 1 | ||
| Oulimnius | 622 | 45 | 21 | 16 |
| Stenelmis | 617 | 6 | 3 | 9 |
| Hydraena | 608 | 1 | ||
| Anthomyidae | 847 | 1 | ||
| Chironomidae | 807 | 45 | 2 | |
| Limoniidae | 757 | 1 | 1 | |
| Simuliidae | 801 | 1 | ||
| Calopteryx | 650 | 12 | 1 | |
| Asellidae | 880 | 32 | ||
| Echinogammarus | 888 | 560 | 435 | 100 |
| Hydracarina | 906 | 3 | ||
| Corbicula | 1051 | 1 | ||
| Sphaeriidae | 1042 | 3 | ||
| Ancylus | 1028 | 1 | 13 | 32 |
| Bithynia | 994 | 1 | ||
| Potamopyrgus | 978 | 1 | 1 | |
| Radix | 1004 | 1 | ||
| Erpobdellidae | 928 | 5 | 1 | |
| Glossiphoniidae | 908 | 3 | ||
| Oligochaeta | 933 | 5 | 1 | |
| Dendrocoelidae | 1071 | 3 | ||
| Dugesiidae | 1055 | 17 | 1 | 2 |