Listes faunistiques invertébrés
La Colagne en amont de Marvejols 05101420
- Télécharger la fiche IRSTEA xls / 2212 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 27/08/2013 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 19.0 |
| GFI | 8 |
| Variété taxonomique | 42 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 15.0 | dominant |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 12.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 45.0 | dominant |
| Helophytes | 3.0 | marginal |
| Vases | ||
| Sables | ||
| Algues | ||
| Dalles, argiles | 20.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Lente | A |
| P5 | Hydrophytes | Lente | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Granulats | Nulle | C |
| P10 | Granulats | Lente | C |
| P11 | Granulats | Nulle | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 1 | ||
| Euleuctra | 67 | 5 | ||
| Leuctra | 69 | 34 | 94 | 127 |
| Nemoura | 26 | 3 | 2 | |
| Protonemura | 46 | 38 | 19 | 1 |
| Perlodes | 150 | 1 | 1 | |
| Micrasema | 268 | 8 | ||
| Goeridae | 286 | 1 | ||
| Goera | 287 | 5 | 4 | 31 |
| Silo | 292 | 29 | 42 | |
| Hydropsyche | 212 | 24 | 76 | 7 |
| Lepidostoma | 305 | 1 | ||
| Mystacides | 312 | 12 | 3 | |
| Adicella | 320 | 1 | 2 | 1 |
| Drusinae | 3120 | 1 | ||
| Limnephilinae | 3163 | 36 | 3 | |
| Odontocerum | 339 | 1 | 1 | |
| Polycentropodidae | 223 | 2 | 2 | |
| Polycentropus | 231 | 2 | 1 | |
| Rhyacophila lato-sensu | 183 | 2 | ||
| Sericostoma | 322 | 125 | 39 | 27 |
| Baetidae | 363 | 2 | ||
| Baetis | 364 | 7 | 65 | |
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 1 | 2 | |
| Ephemerella | 450 | 8 | 23 | 5 |
| Torleya | 2391 | 2 | 1 | |
| Ephemera | 502 | 3 | 7 | 20 |
| Heptageniidae | 399 | 1 | ||
| Ecdyonurus | 421 | 27 | 1 | |
| Epeorus | 400 | 8 | 1 | |
| Leptophlebiidae | 473 | 2 | 1 | |
| Colymbetinae | 2395 | 5 | ||
| Dupophilus | 620 | 125 | 14 | |
| Elmis | 618 | 56 | 111 | 74 |
| Esolus | 619 | 1 | 19 | 8 |
| Limnius | 623 | 3 | 17 | 5 |
| Oulimnius | 622 | 49 | 53 | 70 |
| Hydraena | 608 | 2 | 2 | 1 |
| Anthomyidae | 847 | 1 | 1 | |
| Athericidae | 838 | 24 | 13 | 12 |
| Ceratopogonidae | 819 | 1 | 1 | |
| Chironomidae | 807 | 105 | 48 | 66 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 2 | 10 | |
| Psychodidae | 783 | 2 | ||
| Simuliidae | 801 | 6 | 15 | 1 |
| Tabanidae | 837 | 7 | 1 | |
| Boyeria | 670 | 1 | ||
| Calopteryx | 650 | 13 | 1 | 1 |
| Cordulegaster | 687 | 1 | ||
| Onychogomphus | 682 | 1 | ||
| Sialis | 704 | 15 | 1 | 3 |
| Gammarus | 892 | 21 | 1 | 8 |
| Copepoda | 3206 | 3 | ||
| Sphaeriidae | 1042 | 2 | 1 | 5 |
| Pisidium | 1043 | 1 | 3 | |
| Ancylus | 1028 | 1 | 2 | 4 |
| Erpobdellidae | 928 | 11 | 10 | 16 |
| Glossiphoniidae | 908 | 3 | 2 | 2 |
| Oligochaeta | 933 | 1 | 28 | 51 |
| Hydracarina | 906 | 3 | 3 | 3 |