Listes faunistiques invertébrés
Le Tarn à l'amont de Millau 05147000
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 10 ko
| Date prélèvement | 28/09/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 19.0 |
| GFI | 8 |
| Variété taxonomique | 42 |
| I2M2 | 0.7364 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 3.0 | marginal |
| Hydrophytes | 4.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 31.0 | dominant |
| Blocs | 28.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 25.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Hydrophytes | Moyenne | A |
| P3 | Litieres | Nulle | A |
| P4 | Pierres, galets | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Pierres, galets | Rapide | B |
| P9 | Blocs | Rapide | C |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Blocs | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Empididae | 831 | 4 | ||
| Potamopyrgus | 978 | 6 | 6 | 36 |
| Theodoxus | 967 | 1 | 2 | 48 |
| Oligochaeta | 933 | 24 | 198 | 7 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Gammarus | 892 | 262 | 174 | 77 |
| Asellidae | 880 | 2 | ||
| Pacifastacus | 872 | 1 | ||
| Athericidae | 838 | 1 | 1 | |
| Radix | 1004 | 1 | 1 | |
| Stratiomyidae | 824 | 1 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 335 | 431 | 453 |
| Simuliidae | 801 | 73 | 8 | 11 |
| Limoniidae | 757 | 2 | 43 | 48 |
| Onychogomphus | 682 | 1 | 2 | |
| Gomphidae | 678 | 1 | 1 | |
| Coenagrionidae | 658 | 1 | ||
| Ancylus | 1028 | 1 | 1 | |
| Pisidium | 1043 | 1 | ||
| Corbicula | 1051 | 68 | 18 | 25 |
| Dugesiidae | 1055 | 27 | 104 | 9 |
| Nematoda | 1089 | 1 | 1 | |
| Hydroporinae | 2393 | 1 | ||
| Hydrophilinae | 2517 | 1 | ||
| Prostoma | 3110 | 1 | ||
| Ostracoda | 3170 | 1 | 1 | |
| Copepoda | 3206 | 1 | ||
| Rhyacophila stricto-sensu | 5237 | 2 | 1 | |
| Baetis lato sensu | 9794 | 572 | 109 | 94 |
| Physella | 19280 | 1 | ||
| Homilia | 20556 | 8 | 27 | |
| Leuctra geniculata | 33830 | 1 | ||
| Psychomyia | 239 | 6 | 2 | |
| Baetidae | 363 | 148 | ||
| Oecetis | 317 | 1 | ||
| Triaenodes | 314 | 1 | ||
| Mystacides | 312 | 10 | 1 | |
| Athripsodes | 311 | 1 | ||
| Silo | 292 | 5 | ||
| Micrasema | 268 | 1 | ||
| Brachycentrus | 265 | 31 | 51 | 66 |
| Centroptilum | 383 | 4 | ||
| Polycentropus | 231 | 1 | 2 | |
| Polycentropodidae | 223 | 1 | 2 | |
| Cheumatopsyche | 221 | 1 | 51 | 15 |
| Hydropsyche | 212 | 1 | 106 | 21 |
| Chimarra | 207 | 1 | 285 | 48 |
| Hydroptila | 200 | 46 | 64 | 113 |
| Orthotrichia | 197 | 288 | 68 | 61 |
| Leuctra | 69 | 6 | 192 | 50 |
| Procloeon | 390 | 2 | 1 | |
| Heptageniidae | 399 | 43 | 12 | |
| Ecdyonurus | 421 | 17 | 19 | |
| Heptagenia | 443 | 13 | 27 | |
| Caenis | 457 | 7 | 2 | 2 |
| Ephemera | 502 | 1 | 1 | |
| Orectochilus | 515 | 1 | ||
| Dryops | 613 | 2 | 1 | |
| Elmis | 618 | 4 | 9 | |
| Esolus | 619 | 113 | 369 | 119 |
| Oulimnius | 622 | 163 | 111 | 69 |
| Limnius | 623 | 9 | 14 | |
| Normandia | 624 | 49 | 33 | 22 |
| Riolus | 625 | 8 | 65 | 3 |
| Calopteryx | 650 | 6 |