Listes faunistiques invertébrés
Tet à Nefiach 06170150
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| Date prélèvement | 06/09/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 8 |
| Variété taxonomique | 37 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 43.0 | dominant |
| Blocs | 17.0 | dominant |
| Granulats | 31.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Nulle | C |
| P2 | Helophytes | Nulle | A |
| P3 | Hydrophytes | Nulle | A |
| P4 | Blocs | Moyenne | B |
| P5 | Granulats | Lente | C |
| P6 | Pierres, galets | Lente | C |
| P7 | Granulats | Nulle | B |
| P8 | Branchage, racines | Nulle | A |
| P9 | Pierres, galets | Moyenne | B |
| P10 | Bryophytes | Moyenne | A |
| P11 | Pierres, galets | Rapide | B |
| P12 | Granulats | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctridae | 66 | 1 | ||
| Euleuctra | 67 | 4 | 9 | 14 |
| Leuctra | 69 | 1 | 2 | |
| Oligoplectrum | 263 | 4 | 2 | |
| Goera | 287 | 6 | ||
| Hydropsychidae | 211 | 161 | 105 | |
| Cheumatopsyche | 221 | 47 | 53 | 1 |
| Hydropsyche | 212 | 60 | 91 | 3 |
| Hydroptila | 200 | 31 | 6 | |
| Orthotrichia | 197 | 3 | ||
| Athripsodes | 311 | 2 | ||
| Mystacides | 312 | 12 | 2 | |
| Chimarra | 207 | 1 | ||
| Polycentropodidae | 223 | 8 | 5 | |
| Polycentropus | 231 | 4 | 1 | 7 |
| Psychomyiidae | 238 | 1 | ||
| Psychomyia | 239 | 1 | 9 | |
| Rhyacophila lato-sensu | 183 | 6 | 31 | |
| Sericostomatidae | 321 | 1 | ||
| Baetis | 364 | 327 | 206 | 5 |
| Cloeon | 387 | 7 | ||
| Procloeon | 390 | 1 | 2 | |
| Caenis | 457 | 196 | 9 | 5 |
| Ephemerella ignita | 451 | 183 | 6 | 1 |
| Heptageniidae | 399 | 1 | 9 | |
| Ecdyonurus | 421 | 4 | 42 | 7 |
| Dryops | 613 | 20 | ||
| Pomatinus | 611 | 4 | ||
| Elmis | 618 | 39 | 23 | 5 |
| Esolus | 619 | 2 | 6 | 21 |
| Limnius | 623 | 37 | 51 | 6 |
| Oulimnius | 622 | 673 | 92 | 242 |
| Stenelmis | 617 | 5 | 39 | 6 |
| Hydrochus | 606 | 1 | ||
| Anacaena | 580 | 1 | ||
| Hydrophilinae | 2517 | 1 | ||
| Atherix | 839 | 1 | 3 | 3 |
| Atrichops | 840 | 2 | ||
| Blepharicera | 749 | 2 | ||
| Chironomidae | 807 | 639 | 339 | 409 |
| Clinocerinae | 9813 | 1 | ||
| Limoniidae | 757 | 3 | ||
| Sciomyzidae | 845 | 1 | ||
| Simulium | 806 | 5 | 30 | 2 |
| Tabanidae | 837 | 1 | ||
| Corixinae | 5196 | 2 | ||
| Calopteryx | 650 | 2 | ||
| Gomphus | 679 | 1 | ||
| Zygoptera | 9785 | 2 | ||
| Ostracoda | 3170 | 3 | ||
| Asellidae | 880 | 10 | ||
| Gammaridae | 887 | 5 | 1 | 3 |
| Gammarus | 892 | 15 | 5 | |
| Ancylus | 1028 | 4 | 329 | 61 |
| Potamopyrgus | 978 | 18 | 1 | 2 |
| Lymnaeidae | 998 | 2 | 1 | |
| Radix | 1004 | 3 | ||
| Physidae | 995 | 1 | ||
| Physella | 19280 | 1 | ||
| Tricladida | 1054 | 21 | 2 | |
| Dendrocoelum | 1072 | 1 | ||
| Dugesiidae | 1055 | 32 | 31 | |
| Erpobdellidae | 928 | 2 | 2 | 1 |
| Oligochaeta | 933 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 | 3 |