Listes faunistiques invertébrés
La Loire à Briennon 04015000
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 29/07/2008 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 5 |
| Variété taxonomique | 42 |
| I2M2 | 0.4159 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 19.0 | dominant |
| Litieres | 0.1 | marginal |
| Branchage, racines | 0.1 | marginal |
| Pierres, galets | 42.0 | dominant |
| Blocs | 0.7 | marginal |
| Granulats | 30.0 | dominant |
| Helophytes | 0.1 | marginal |
| Vases | ||
| Sables | 7.8 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 0.2 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | B1 |
| P2 | Blocs | Moyenne | B1 |
| P3 | Helophytes | Nulle | B1 |
| P4 | Dalles, argiles | Nulle | B1 |
| P5 | Hydrophytes | Moyenne | B2 |
| P6 | Pierres, galets | Moyenne | B2 |
| P7 | Granulats | Lente | B2 |
| P8 | Sables | Nulle | B2 |
| P9 | Pierres, galets | Lente | B3 |
| P10 | Granulats | Moyenne | B3 |
| P11 | Pierres, galets | Rapide | B3 |
| P12 | Granulats | Nulle | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Brachycentrus | 265 | 1 | ||
| Agapetus | 191 | 1 | 1 | |
| Goeridae | 286 | 1 | ||
| Cheumatopsyche | 221 | 1 | 2 | |
| Hydropsyche | 212 | 69 | 113 | 62 |
| Athripsodes | 311 | 5 | 1 | |
| Mystacides | 312 | 1 | ||
| Stenophylacini-chaetopterygini | 3146 | 1 | ||
| Polycentropodidae | 223 | 1 | ||
| Psychomyia | 239 | 38 | 63 | 63 |
| Tinodes | 245 | 1 | ||
| Rhyacophila lato-sensu | 183 | 3 | ||
| Baetis | 364 | 216 | 251 | 118 |
| Caenis | 457 | 9 | 18 | 11 |
| Ephemerella | 450 | 70 | 105 | 37 |
| Heptagenia | 443 | 6 | 5 | 25 |
| Ephoron | 496 | 1 | 3 | 16 |
| Potamanthus | 509 | 2 | 2 | 1 |
| Aphelocheirus | 721 | 4 | 1 | |
| Micronecta | 719 | 14 | ||
| Gerris | 735 | 8 | ||
| Dryopidae | 610 | 1 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 4 | 11 | 41 |
| Limnius | 623 | 1 | 12 | |
| Oulimnius | 622 | 3 | ||
| Ceratopogonidae | 819 | 2 | 1 | |
| Chironomidae | 807 | 442 | 18 | 45 |
| Simuliidae | 801 | 29 | 3896 | 4 |
| Coenagrionidae | 658 | 5 | ||
| Onychogomphus | 682 | 2 | ||
| Platycnemis | 657 | 2 | ||
| Gammarus | 892 | 2028 | 492 | 1202 |
| Asellidae | 880 | 33 | 5 | 24 |
| Orconectes | 870 | 1 | ||
| Corbicula | 1051 | 6 | 45 | 123 |
| Sphaeriidae | 1042 | 2 | ||
| Ancylus | 1028 | 3 | 7 | 5 |
| Bithynia | 994 | 1 | ||
| Potamopyrgus | 978 | 1 | 3 | 1 |
| Erpobdellidae | 928 | 1 | 3 | |
| Piscicola | 919 | 2 | 3 | 1 |
| Dendrocoelidae | 1071 | 7 | 1 | 11 |
| Dugesiidae | 1055 | 22 | 13 | 19 |
| Planariidae | 1061 | 1 | 6 | |
| Oligochaeta | 933 | 25 | 274 | 212 |
| Nematoda | 1089 | 1 | 3 | 7 |
| Hydracarina | 906 | 4 | 10 | 8 |