Listes faunistiques invertébrés
Tet à Nefiach 06170150
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| Date prélèvement | 14/09/2012 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 35 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.7412 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 57.0 | dominant |
| Blocs | 28.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 8.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Nulle | C |
| P2 | Hydrophytes | Nulle | A |
| P3 | Pierres, galets | Lente | B |
| P4 | Blocs | Lente | B |
| P5 | Sables | Nulle | B |
| P6 | Dalles, argiles | Nulle | A |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Pierres, galets | Rapide | C |
| P9 | Blocs | Moyenne | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Helophytes | Nulle | A |
| P12 | Branchage, racines | Lente | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 1 | 14 | 5 |
| Leuctra | 69 | 1 | 6 | 13 |
| Oligoplectrum | 263 | 3 | ||
| Goeridae | 286 | 1 | ||
| Goera | 287 | 2 | 4 | |
| Hydropsychidae | 211 | 180 | 45 | 119 |
| Cheumatopsyche | 221 | 4 | 26 | 82 |
| Hydropsyche | 212 | 74 | 75 | 119 |
| Hydroptila | 200 | 32 | 5 | 29 |
| Mystacides | 312 | 1 | ||
| Philopotamidae | 206 | 1 | ||
| Polycentropodidae | 223 | 5 | 3 | 1 |
| Polycentropus | 231 | 4 | 2 | 5 |
| Psychomyiidae | 238 | 1 | 4 | |
| Psychomyia | 239 | 3 | 392 | 281 |
| Tinodes | 245 | 1 | 2 | |
| Rhyacophila lato-sensu | 183 | 1 | 5 | 2 |
| Baetis | 364 | 95 | 18 | 93 |
| Cloeon | 387 | 197 | ||
| Procloeon | 390 | 14 | 1 | |
| Caenis | 457 | 297 | 85 | 317 |
| Serratella | 5152 | 7 | 1 | |
| Ecdyonurus | 421 | 4 | 14 | |
| Potamanthus | 509 | 1 | ||
| Dryops | 613 | 2 | ||
| Pomatinus | 611 | 1 | ||
| Colymbetinae | 2395 | 2 | ||
| Elmis | 618 | 48 | 45 | 94 |
| Esolus | 619 | 4 | 2 | |
| Limnius | 623 | 23 | 94 | |
| Oulimnius | 622 | 220 | 643 | 327 |
| Stenelmis | 617 | 49 | 25 | |
| Orectochilus | 515 | 1 | 1 | 2 |
| Atherix | 839 | 1 | ||
| Chironomidae | 807 | 504 | 195 | 719 |
| Simulium | 806 | 6 | 1 | 270 |
| Corixinae | 5196 | 19 | ||
| Micronecta | 719 | 3 | 1 | 13 |
| Sigara | 716 | 1 | ||
| Aeshna | 674 | 1 | ||
| Calopteryx | 650 | 5 | ||
| Coenagrionidae | 658 | 116 | ||
| Erythromma | 661 | 11 | ||
| Ischnura | 666 | 2 | ||
| Platycnemis | 657 | 1 | ||
| Cladocera | 3127 | 3 | ||
| Ostracoda | 3170 | 3 | 3 | |
| Copepoda | 3206 | 3 | 3 | |
| Gammaridae | 887 | 1 | ||
| Gammarus | 892 | 6 | 2 | |
| Ancylus | 1028 | 69 | 137 | |
| Potamopyrgus | 978 | 4 | ||
| Lymnaeidae | 998 | 3 | 1 | 1 |
| Radix | 1004 | 44 | 3 | |
| Physidae | 995 | 8 | ||
| Physella | 19280 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Dugesia | 1056 | 274 | 73 | 135 |
| Oligochaeta | 933 | 194 | 10 | |
| Mermithoïdea | 3159 | 3 | 3 | |
| Prostoma | 3110 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |