Listes faunistiques invertébrés
L'Alrance à Alrance 05144250
- Télécharger la fiche IRSTEA xls / 43 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 03/09/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 34 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 5.0 | dominant |
| Pierres, galets | 60.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 10.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 19.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Blocs | Nulle | A |
| P4 | Dalles, argiles | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 12 | 20 | 7 |
| Nemoura | 26 | 80 | 28 | 2 |
| Protonemura | 46 | 4 | ||
| Perlodes | 150 | 1 | ||
| Perlodidae | 127 | 1 | ||
| Beraeodes | 329 | 2 | ||
| Micrasema | 268 | 3 | 1 | |
| Silo | 292 | 1 | 1 | |
| Hydropsyche | 212 | 1 | 14 | 24 |
| Adicella | 320 | 1 | ||
| Drusinae | 3120 | 1 | ||
| Limnephilinae | 3163 | 3 | 1 | |
| Odontocerum | 339 | 1 | ||
| Polycentropus | 231 | 1 | 12 | 1 |
| Polycentropodidae | 223 | 1 | ||
| Rhyacophila lato-sensu | 183 | 1 | ||
| Sericostomatidae | 321 | 1 | ||
| Baetis lato sensu | 9794 | 1 | ||
| Baetis | 364 | 13 | 14 | |
| Procloeon | 390 | 1 | ||
| Ephemera | 502 | 11 | 91 | 9 |
| Ecdyonurus | 421 | 2 | 107 | 528 |
| Rhithrogena | 404 | 16 | 208 | |
| Paraleptophlebia | 481 | 16 | 25 | 4 |
| Leptophlebiidae | 473 | 13 | 15 | 1 |
| Platambus | 556 | 6 | 1 | |
| Dupophilus | 620 | 14 | 248 | 736 |
| Elmis | 618 | 25 | 16 | 64 |
| Esolus | 619 | 1 | 24 | 80 |
| Limnius | 623 | 8 | 32 | 64 |
| Orectochilus | 515 | 1 | 1 | |
| Hydraena | 608 | 3 | 6 | |
| Ceratopogoninae | 822 | 1 | 2 | |
| Chironomidae | 807 | 75 | 141 | 1 |
| Empididae | 831 | 2 | 1 | 2 |
| Limoniidae | 757 | 13 | 6 | |
| Ptychopteridae | 789 | 12 | 5 | 2 |
| Simuliidae | 801 | 1 | 8 | |
| Calopteryx | 650 | 1 | 14 | 1 |
| Sialis | 704 | 3 | 5 | 2 |
| Gammarus | 892 | 135 | 212 | 173 |
| Copepoda | 3206 | 3 | ||
| Pacifastacus | 872 | 1 | 1 | 2 |
| Pisidium | 1043 | 3 | 2 | 1 |
| Ancylus | 1028 | 4 | 4 | |
| Erpobdellidae | 928 | 2 | ||
| Cambarincola | 30951 | 1 | ||
| Oligochaeta | 933 | 2 | 6 | 2 |
| Polycelis | 1064 | 4 | 12 | |
| Hydracarina | 906 | 3 | ||
| Hydrozoa | 3168 | 3 |