Listes faunistiques invertébrés
La Loire à Villerest 04013000
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 6 ko
Date prélèvement | 13/08/2012 | ||||
---|---|---|---|---|---|
Méthode | Petit cours d'eau | IBG |
12.0
|
||
GFI | 5 | ||||
Variété taxonomique | 27 |
Substrat | Recouvrement (%) | Définition |
---|---|---|
Bryophytes | 1.0 | marginal |
Hydrophytes | 50.0 | dominant |
Litieres | 0.0 | marginal |
Branchage, racines | 0.0 | marginal |
Pierres, galets | 21.0 | dominant |
Blocs | 2.0 | marginal |
Granulats | 1.0 | marginal |
Helophytes | 1.0 | marginal |
Vases | 1.0 | marginal |
Sables | 1.0 | marginal |
Algues | 12.0 | dominant |
Dalles, argiles | 10.0 | dominant |
Microprélèvement | Substrat | Vitesse | Phase |
---|---|---|---|
P1 | Bryophytes | Lente | A |
P2 | Pierres, galets | Nulle | C |
P3 | Hydrophytes | Lente | B |
P4 | Helophytes | Nulle | A |
P5 | Algues | Lente | B |
P6 | Granulats | Nulle | A |
P7 | Hydrophytes | Moyenne | C |
P8 | Pierres, galets | Lente | B |
P9 | Blocs | Lente | A |
P10 | Dalles, argiles | Lente | B |
P11 | Hydrophytes | Nulle | C |
P12 | Hydrophytes | Lente | C |
Taxon | Code SANDRE | A | B | C |
---|---|---|---|---|
Hydroptila | 200 | 6 | 13 | 30 |
Leptoceridae | 310 | 1 | ||
Athripsodes | 311 | 16 | 3 | 1 |
Mystacides | 312 | 2 | 1 | |
Neureclipsis | 236 | 4 | ||
Baetis | 364 | 1 | 1 | |
Cloeon | 387 | 2 | 5 | |
Caenis | 457 | 7 | 1 | 1 |
Esolus | 619 | 4 | ||
Hydrophilinae | 2517 | 7 | ||
Ceratopogonidae | 819 | 1 | ||
Chironomidae | 807 | 372 | 1423 | 702 |
Simulium | 806 | 1 | 9 | 90 |
Micronecta | 719 | 1 | ||
Gerris | 735 | 1 | ||
Calopteryx | 650 | 3 | ||
Zygoptera | 9785 | 1 | ||
Sialis | 704 | 1 | ||
Cladocera | 3127 | 3 | 3 | |
Ostracoda | 3170 | 3 | ||
Copepoda | 3206 | 3 | 3 | 3 |
Asellidae | 880 | 290 | 132 | 320 |
Crangonyx | 5116 | 33 | 56 | |
Gammaridae | 887 | 21 | 13 | |
Gammarus | 892 | 3 | ||
Bithynia | 994 | 28 | 8 | 64 |
Potamopyrgus | 978 | 1 | ||
Gyraulus | 1015 | 5 | ||
Hippeutis | 1020 | 7 | 3 | |
Valvata | 972 | 3 | 1 | 19 |
Sphaeriidae | 1042 | 16 | 15 | 4 |
Pisidium | 1043 | 8 | 2 | 2 |
Sphaerium | 1044 | 55 | 11 | 9 |
Turbellaria | 3326 | 5 | 3 | 8 |
Dendrocoelum | 1072 | 6 | 2 | |
Dugesia | 1056 | 50 | 21 | 34 |
Erpobdellidae | 928 | 4 | 5 | 2 |
Helobdella | 912 | 2 | 6 | 28 |
Theromizon | 3144 | 1 | ||
Oligochaeta | 933 | 44 | 13 | 13 |
Mermithoïdea | 3159 | 3 | 3 | 3 |
Hydracarina | 906 | 3 | 3 | 3 |