Listes faunistiques invertébrés
Tet à Nefiach 06170150
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| Date prélèvement | 13/08/2014 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 8 |
| Variété taxonomique | 39 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 3.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 40.0 | dominant |
| Blocs | 18.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 22.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 9.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Rapide | C |
| P2 | Pierres, galets | Moyenne | B |
| P3 | Pierres, galets | Nulle | C |
| P4 | Dalles, argiles | Lente | B |
| P5 | Branchage, racines | Moyenne | A |
| P6 | Bryophytes | Moyenne | A |
| P7 | Hydrophytes | Nulle | A |
| P8 | Pierres, galets | Lente | C |
| P9 | Sables | Nulle | B |
| P10 | Litieres | Nulle | A |
| P11 | Sables | Nulle | C |
| P12 | Blocs | Moyenne | B |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 24 | 4 | |
| Leuctra | 69 | 1 | ||
| Oligoplectrum | 263 | 98 | 2 | |
| Glossosomatidae | 189 | 1 | ||
| Glossosoma | 190 | 2 | ||
| Goeridae | 286 | 14 | 26 | |
| Goera | 287 | 2 | 4 | 17 |
| Hydropsychidae | 211 | 12 | 2 | |
| Cheumatopsyche | 221 | 3 | 4 | 3 |
| Hydropsyche | 212 | 18 | 30 | 1 |
| Hydroptila | 200 | 1 | 2 | 1 |
| Lepidostoma | 305 | 1 | 1 | |
| Athripsodes | 311 | 1 | 3 | |
| Ceraclea | 313 | 1 | 1 | 2 |
| Mystacides | 312 | 43 | 1 | 16 |
| Oecetis | 317 | 2 | ||
| Polycentropodidae | 223 | 2 | ||
| Polycentropus | 231 | 2 | 11 | |
| Psychomyia | 239 | 1 | 86 | 52 |
| Tinodes | 245 | 16 | ||
| Rhyacophila lato-sensu | 183 | 6 | ||
| Sericostoma | 322 | 1 | ||
| Baetidae | 363 | 1 | ||
| Baetis | 364 | 157 | 288 | 82 |
| Centroptilum | 383 | 1 | ||
| Procloeon bifidum | 391 | 3 | ||
| Ephemerella ignita | 451 | 101 | 47 | 77 |
| Heptageniidae | 399 | 2 | 1 | |
| Ecdyonurus | 421 | 5 | ||
| Dryops | 613 | 2 | ||
| Elmis | 618 | 24 | 9 | 49 |
| Esolus | 619 | 6 | 3 | |
| Limnius | 623 | 3 | 10 | |
| Oulimnius | 622 | 206 | 359 | 591 |
| Stenelmis | 617 | 4 | 2 | |
| Atherix | 839 | 2 | ||
| Atrichops | 840 | 7 | 5 | 2 |
| Chironomidae | 807 | 162 | 92 | 1463 |
| Clinocerinae | 9813 | 1 | ||
| Hemerodromiinae | 3202 | 3 | 1 | 2 |
| Ephydridae | 844 | 3 | ||
| Limoniidae | 757 | 3 | ||
| Simuliidae | 801 | 3 | 2 | 1 |
| Tabanidae | 837 | 1 | ||
| Tipuloidea | 20549 | 1 | ||
| Corixinae | 5196 | 5 | ||
| Micronecta | 719 | 2 | ||
| Sigara | 716 | 1 | ||
| Naucoridae | 722 | 1 | ||
| Gomphus | 679 | 1 | ||
| Zygoptera | 9785 | 3 | ||
| Sialis | 704 | 3 | ||
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | 3 | 3 |
| Asellidae | 880 | 5 | ||
| Gammaridae | 887 | 15 | 3 | 7 |
| Gammarus | 892 | 24 | 19 | 5 |
| Ancylus | 1028 | 18 | 37 | |
| Potamopyrgus | 978 | 1 | 1 | 1 |
| Lymnaeidae | 998 | 2 | 1 | |
| Radix | 1004 | 2 | ||
| Hippeutis | 1020 | 1 | ||
| Valvata | 972 | 11 | ||
| Sphaeriidae | 1042 | 41 | 2 | |
| Pisidium | 1043 | 19 | 2 | |
| Dugesiidae | 1055 | 94 | 28 | 37 |
| Erpobdellidae | 928 | 4 | 1 | |
| Oligochaeta | 933 | 4 | 5 | 10 |
| Nematoda | 1089 | 3 | ||
| Prostoma | 3110 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 | 3 |