Listes faunistiques invertébrés
La Colagne en amont de Marvejols 05101420
- Télécharger la fiche IRSTEA xls / 110 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 26/07/2016 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 35 |
| Taxon indicateur | Perlodidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 20.0 | dominant |
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 10.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 36.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 4.0 | marginal |
| Algues | ||
| Dalles, argiles | 25.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Blocs | Nulle | A |
| P5 | Hydrophytes | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Granulats | Nulle | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Granulats | Lente | C |
| P10 | Granulats | Nulle | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Hydrophytes | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 4 | 174 | 201 |
| Euleuctra geniculata | 68 | 2 | 4 | |
| Nemoura | 26 | 3 | ||
| Protonemura | 46 | 42 | ||
| Perlodes | 150 | 7 | 2 | |
| Micrasema | 268 | 27 | 2 | 1 |
| Glossosoma | 190 | 3 | ||
| Silo | 292 | 1 | 5 | 2 |
| Goeridae | 286 | 2 | 1 | 3 |
| Hydropsyche | 212 | 91 | 32 | 6 |
| Drusinae | 3120 | 3 | ||
| Limnephilinae | 3163 | 16 | 3 | |
| Polycentropus | 231 | 6 | 2 | |
| Psychomyia | 239 | 1 | ||
| Rhyacophila lato-sensu | 183 | 1 | 2 | |
| Sericostoma | 322 | 1 | 3 | 3 |
| Baetis | 364 | 24 | 75 | 64 |
| Caenis | 457 | 9 | 1 | |
| Ephemerella | 450 | 31 | 57 | 40 |
| Ecdyonurus | 421 | 1 | 3 | |
| Habrophlebia | 491 | 1 | ||
| Leptophlebiidae | 473 | 2 | 4 | |
| Gerris | 735 | 1 | ||
| Laccophilinae | 2394 | 1 | ||
| Dupophilus | 620 | 2 | 65 | 21 |
| Elmis | 618 | 79 | 22 | 2 |
| Esolus | 619 | 2 | 16 | 12 |
| Limnius | 623 | 13 | 5 | |
| Oulimnius | 622 | 9 | 48 | 36 |
| Hydraena | 608 | 1 | 17 | 7 |
| Athericidae | 838 | 2 | 2 | 1 |
| Chironomidae | 807 | 235 | 256 | 131 |
| Limoniidae | 757 | 1 | 4 | |
| Simuliidae | 801 | 249 | 47 | 2 |
| Tabanidae | 837 | 1 | ||
| Calopteryx | 650 | 2 | ||
| Cordulegaster | 687 | 2 | ||
| Sialis | 704 | 1 | 5 | 11 |
| Gammarus | 892 | 2 | 2 | |
| Hydracarina | 906 | 1 | ||
| Ancylus | 1028 | 1 | 138 | 1 |
| Erpobdellidae | 928 | 1 | 6 | 4 |
| Glossiphoniidae | 908 | 1 | 1 | |
| Oligochaeta | 933 | 2 | 3 | |
| Hydrozoa | 3168 | 1 |