Listes faunistiques invertébrés
La Loire à Briennon 04015000
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 24/09/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 33 |
| I2M2 | 0.4587 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 76.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 15.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | B |
| P2 | Pierres, galets | Lente | B |
| P3 | Pierres, galets | Lente | C |
| P4 | Pierres, galets | Moyenne | C |
| P5 | Hydrophytes | Moyenne | A |
| P6 | Blocs | Moyenne | A |
| P7 | Branchage, racines | Nulle | A |
| P8 | Litieres | Nulle | A |
| P9 | Granulats | Nulle | B |
| P10 | Pierres, galets | Nulle | B |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 1 | |
| Perlodidae | 127 | 4 | ||
| Isoperla | 140 | 2 | 1 | |
| Hydropsychidae | 211 | 15 | 22 | |
| Cheumatopsyche | 221 | 7 | 3 | |
| Hydropsyche | 212 | 80 | 23 | |
| Athripsodes | 311 | 5 | 2 | |
| Mystacides | 312 | 1 | ||
| Cyrnus | 224 | 1 | ||
| Psychomyia | 239 | 14 | 7 | 48 |
| Rhyacophila lato-sensu | 183 | 4 | 1 | |
| Baetis | 364 | 176 | 143 | 132 |
| Caenis | 457 | 1 | 6 | 7 |
| Ephemera | 502 | 1 | ||
| Dacnogenia | 31251 | 1 | ||
| Heptagenia | 443 | 1 | 27 | 19 |
| Potamanthus | 509 | 1 | 2 | |
| Esolus | 619 | 1 | 21 | 22 |
| Limnius | 623 | 2 | ||
| Orectochilus | 515 | 1 | ||
| Ceratopogonidae | 819 | 2 | 1 | |
| Chironomidae | 807 | 5 | 93 | 18 |
| Dicranota | 765 | 1 | ||
| Simulium | 806 | 2401 | 41 | 14 |
| Aphelocheirus | 721 | 2 | 2 | 3 |
| Micronecta | 719 | 2 | ||
| Calopteryx | 650 | 1 | ||
| Gomphidae | 678 | 2 | ||
| Platycnemis | 657 | 4 | ||
| Copepoda | 3206 | 3 | ||
| Asellidae | 880 | 2 | 2 | 1 |
| Gammaridae | 887 | 3 | 3 | 2 |
| Gammarus | 892 | 156 | 47 | 1 |
| Ancylus | 1028 | 2 | 1 | |
| Bithynia | 994 | 5 | ||
| Corbicula | 1051 | 12 | 32 | |
| Dugesiidae | 1055 | 6 | 34 | 43 |
| Piscicola | 919 | 1 | ||
| Oligochaeta | 933 | 52 | 116 | 11 |
| Nematoda | 1089 | 3 | ||
| Prostoma | 3110 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 | 3 |