Listes faunistiques invertébrés
La Colagne à Marvejols 05101000
- Télécharger la fiche IRSTEA xls / 111 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 23/07/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 36 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 48.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 13.0 | dominant |
| Algues | ||
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Granulats | Nulle | A |
| P4 | Helophytes | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Blocs | Moyenne | C |
| P10 | Blocs | Nulle | C |
| P11 | Blocs | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 69 | 77 | 135 |
| Nemoura | 26 | 1 | ||
| Perla | 164 | 10 | ||
| Oligoplectrum | 263 | 4 | 55 | 12 |
| Agapetus | 191 | 2 | 2 | 1 |
| Glossosomatidae | 189 | 3 | 16 | 1 |
| Silo | 292 | 12 | 2 | |
| Hydropsyche | 212 | 1 | 7 | 11 |
| Athripsodes | 311 | 4 | ||
| Mystacides | 312 | 3 | 8 | 7 |
| Drusinae | 3120 | 1 | ||
| Limnephilinae | 3163 | 3 | ||
| Limnephilidae | 276 | 1 | ||
| Polycentropus | 231 | 2 | 13 | |
| Polycentropodidae | 223 | 1 | 1 | |
| Psychomyia | 239 | 1 | 7 | 2 |
| Rhyacophila lato-sensu | 183 | 8 | ||
| Baetis | 364 | 1 | 11 | 37 |
| Centroptilum | 383 | 1 | ||
| Procloeon | 390 | 4 | 1 | |
| Pseudocentroptilum | 3207 | 3 | ||
| Baetidae | 363 | 2 | 3 | |
| Caenis | 457 | 1 | ||
| Ephemerella | 450 | 19 | 8 | 22 |
| Ecdyonurus | 421 | 1 | 10 | 18 |
| Habrophlebia | 491 | 1 | ||
| Leptophlebiidae | 473 | 3 | ||
| Oligoneuriella | 394 | 1 | 3 | |
| Aphelocheirus | 721 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Dupophilus | 620 | 24 | 31 | 15 |
| Elmis | 618 | 11 | 47 | 19 |
| Esolus | 619 | 19 | 217 | 14 |
| Limnius | 623 | 13 | 2 | 14 |
| Oulimnius | 622 | 6 | 9 | 1 |
| Orectochilus | 515 | 1 | ||
| Hydraena | 608 | 8 | ||
| Athericidae | 838 | 1 | 2 | |
| Chironomidae | 807 | 63 | 525 | 38 |
| Empididae | 831 | 2 | ||
| Limoniidae | 757 | 5 | 1 | |
| Tabanidae | 837 | 1 | ||
| Tipulidae | 753 | 5 | 5 | |
| Calopteryx | 650 | 2 | ||
| Gomphidae | 678 | 5 | ||
| Sialis | 704 | 2 | ||
| Asellidae | 880 | 1 | ||
| Astacidae | 864 | 1 | 1 | |
| Ostracoda | 3170 | 1 | 1 | |
| Hydracarina | 906 | 1 | ||
| Pisidium | 1043 | 2 | ||
| Sphaeriidae | 1042 | 1 | 3 | 1 |
| Ancylus | 1028 | 3 | 1 | |
| Potamopyrgus | 978 | 6 | 11 | 5 |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 11 | 16 | 8 |
| Nemathelmintha | 3111 | 1 |