Listes faunistiques invertébrés
La Colagne en amont de Marvejols 05101420
- Télécharger la fiche IRSTEA xls / 155 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 09/06/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 34 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 3.0 | marginal |
| Hydrophytes | 18.0 | dominant |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 15.0 | dominant |
| Blocs | 8.0 | dominant |
| Granulats | 47.0 | dominant |
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | ||
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Helophytes | Nulle | A |
| P5 | Hydrophytes | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Lente | B |
| P8 | Granulats | Lente | B |
| P9 | Hydrophytes | Moyenne | C |
| P10 | Granulats | Nulle | C |
| P11 | Granulats | Moyenne | C |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 5 | ||
| Leuctra geniculata | 33830 | 1 | 16 | |
| Leuctra | 69 | 2 | 4 | 512 |
| Isoperla | 140 | 8 | ||
| Micrasema | 268 | 19 | 2 | |
| Agapetus | 191 | 1 | ||
| Goera | 287 | 1 | ||
| Silo | 292 | 1 | ||
| Hydropsyche | 212 | 92 | ||
| Lepidostoma | 305 | 9 | ||
| Adicella | 320 | 1 | ||
| Athripsodes | 311 | 3 | ||
| Mystacides | 312 | 14 | 2 | |
| Oecetis | 317 | 6 | 2 | 2 |
| Drusinae | 3120 | 2 | 9 | |
| Limnephilinae | 3163 | 64 | 23 | 19 |
| Odontocerum | 339 | 1 | ||
| Polycentropus | 231 | 1 | 3 | 2 |
| Rhyacophila lato-sensu | 183 | 3 | ||
| Sericostoma | 322 | 8 | 5 | 13 |
| Baetis | 364 | 23 | 1 | 3 |
| Caenis | 457 | 6 | 1 | 1 |
| Ephemerella ignita | 451 | 60 | 6 | 188 |
| Ephemera | 502 | 1 | 50 | 8 |
| Leptophlebiidae | 473 | 2 | ||
| Colymbetinae | 2395 | 1 | ||
| Dupophilus | 620 | 4 | 56 | 368 |
| Elmis | 618 | 144 | 28 | 112 |
| Esolus | 619 | 4 | 32 | 32 |
| Limnius | 623 | 4 | 12 | 80 |
| Oulimnius | 622 | 28 | 164 | 272 |
| Orectochilus | 515 | 2 | ||
| Atherix | 839 | 5 | 1 | 3 |
| Ceratopogoninae | 822 | 2 | 4 | 8 |
| Chironomidae | 807 | 896 | 672 | 432 |
| Hemerodromiinae | 3202 | 2 | ||
| Limoniini | 20393 | 1 | ||
| Pediciini | 20537 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 192 | 144 | |
| Tabanidae | 837 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Sialis | 704 | 11 | 1 | 1 |
| Gammarus | 892 | 21 | 1 | 6 |
| Cladocera | 3127 | 1 | ||
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Pisidium | 1043 | 9 | 3 | 8 |
| Sphaeriidae | 1042 | 7 | 1 | 5 |
| Ancylus | 1028 | 6 | 1 | |
| Erpobdellidae | 928 | 2 | 19 | 10 |
| Glossiphonia | 909 | 1 | 1 | 1 |
| Helobdella | 912 | 2 | ||
| Oligochaeta | 933 | 80 | 224 | 400 |
| Mermithoïdea | 3159 | 2 | 6 | 2 |
| Hydracarina | 906 | 42 | 3 | 72 |