Listes faunistiques invertébrés
La Loire à Malvalette 04004100
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| Date prélèvement | 25/09/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 8 |
| Variété taxonomique | 45 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 5.0 | dominant |
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 28.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 22.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Blocs | Nulle | C |
| P3 | Pierres, galets | Lente | B |
| P4 | Blocs | Lente | C |
| P5 | Dalles, argiles | Lente | B |
| P6 | Helophytes | Nulle | A |
| P7 | Sables | Nulle | A |
| P8 | Granulats | Nulle | A |
| P9 | Dalles, argiles | Moyenne | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Hydrophytes | Moyenne | B |
| P12 | Blocs | Moyenne | B |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 2 | ||
| Leuctra | 69 | 1 | 45 | 47 |
| Nemoura | 26 | 1 | ||
| Perla | 164 | 1 | ||
| Brachycentrus | 265 | 1 | ||
| Oligoplectrum | 263 | 61 | 4 | |
| Cheumatopsyche | 221 | 12 | ||
| Hydropsyche | 212 | 15 | 76 | |
| Orthotrichia | 197 | 1 | 1 | |
| Athripsodes | 311 | 2 | 5 | |
| Mystacides | 312 | 19 | 18 | 9 |
| Oecetis | 317 | 11 | 2 | |
| Chimarra | 207 | 1 | ||
| Polycentropodidae | 223 | 1 | 6 | |
| Cyrnus | 224 | 2 | ||
| Polycentropus | 231 | 1 | 2 | |
| Psychomyia | 239 | 12 | 27 | |
| Rhyacophila lato-sensu | 183 | 1 | 1 | |
| Baetis | 364 | 280 | 102 | |
| Centroptilum | 383 | 3 | ||
| Procloeon bifidum | 391 | 20 | 8 | |
| Caenis | 457 | 1 | 3 | 7 |
| Ephemera | 502 | 1 | 2 | 2 |
| Ephemerella | 450 | 2 | 2 | |
| Torleya | 2391 | 1 | ||
| Ecdyonurus | 421 | 8 | ||
| Heptagenia | 443 | 9 | 13 | |
| Paraleptophlebia | 481 | 4 | ||
| Ephoron | 496 | 1 | ||
| Micronecta | 719 | 35 | 45 | |
| Elmis | 618 | 1 | 2 | 5 |
| Esolus | 619 | 18 | 6 | |
| Limnius | 623 | 3 | ||
| Oulimnius | 622 | 3 | 18 | 2 |
| Stenelmis | 617 | 8 | 62 | 15 |
| Orectochilus | 515 | 3 | 3 | |
| Anthomyidae | 847 | 1 | ||
| Athericidae | 838 | 5 | 1 | 2 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 75 | 33 | 45 |
| Ephydridae | 844 | 1 | ||
| Simuliidae | 801 | 320 | 6 | |
| Tipulidae | 753 | 4 | 1 | |
| Boyeria | 670 | 1 | ||
| Calopteryx | 650 | 10 | 1 | 4 |
| Coenagrionidae | 658 | 3 | 1 | |
| Gomphidae | 678 | 1 | 1 | |
| Gomphus | 679 | 1 | 2 | |
| Onychogomphus | 682 | 4 | 1 | |
| Platycnemis | 657 | 34 | 3 | |
| Crangonyx | 5116 | 1 | ||
| Asellidae | 880 | 54 | 2 | |
| Orconectes | 870 | 1 | ||
| Pisidium | 1043 | 5 | 1 | |
| Ancylus | 1028 | 7 | 7 | |
| Ferrissia | 1030 | 1 | ||
| Potamopyrgus | 978 | 63 | 7 | 6 |
| Radix | 1004 | 1 | ||
| Physella | 19280 | 3 | ||
| Planorbidae | 1009 | 19 | ||
| Glossiphoniidae | 908 | 1 | ||
| Piscicola | 919 | 1 | 1 | |
| Dugesia | 1056 | 17 | 11 | 11 |
| Oligochaeta | 933 | 49 | 42 | 27 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Cladocera | 3127 | 1 | ||
| Copepoda | 3206 | 1 | 1 | 1 |
| Ostracoda | 3170 | 1 |