Listes faunistiques invertébrés
Jaur à Olargues 2 06185900
- Télécharger la fiche IRSTEA xls / 73 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 07/06/2011 |
|---|---|
| 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 | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 30.0 | dominant |
| Blocs | 20.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 46.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Granulats | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Rapide | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Dalles, argiles | Rapide | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Rapide | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 80 | 110 | 285 |
| Perlidae | 155 | 1 | ||
| Perla | 164 | 2 | ||
| Brachycentridae | 262 | 11 | 7 | |
| Agapetus | 191 | 37 | 1 | |
| Hydropsyche | 212 | 1 | 8 | 29 |
| Setodes | 318 | 23 | 2 | |
| Chimarra | 207 | 1 | ||
| Polycentropodidae | 223 | 1 | 2 | |
| Tinodes | 245 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 2 | 6 | 12 |
| Sericostoma | 322 | 2 | ||
| Baetidae | 363 | 6 | ||
| Baetis | 364 | 3 | 54 | 200 |
| Caenis | 457 | 10 | ||
| Serratella | 5152 | 55 | 40 | 45 |
| Ecdyonurus | 421 | 1 | 9 | 27 |
| Habrophlebia | 491 | 4 | ||
| Micronecta | 719 | 1 | 30 | |
| Pomatinus | 611 | 1 | ||
| Elmis | 618 | 12 | 6 | 32 |
| Esolus | 619 | 85 | 48 | 88 |
| Limnius | 623 | 20 | 14 | 16 |
| Oulimnius | 622 | 44 | 28 | 36 |
| Orectochilus | 515 | 1 | ||
| Hydrocyphon | 637 | 1 | 1 | |
| Hydraena | 608 | 1 | 2 | 26 |
| Athericidae | 838 | 3 | 9 | 5 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 220 | 60 | 42 |
| Empididae | 831 | 1 | ||
| Rhagionidae | 841 | 1 | 1 | |
| Simuliidae | 801 | 4 | 3 | 80 |
| Tabanidae | 837 | 1 | ||
| Tipulidae | 753 | 12 | ||
| Boyeria | 670 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Onychogomphus | 682 | 6 | 1 | 2 |
| Gammaridae | 887 | 8 | ||
| Gammarus | 892 | 70 | 1 | 130 |
| Spongillidae | 3106 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |
| Sphaeriidae | 1042 | 1 | ||
| Ancylus | 1028 | 3 | ||
| Potamopyrgus | 978 | 75 | 7 | 8 |
| Theodoxus | 967 | 1 | 1 | |
| Oligochaeta | 933 | 5 | 7 | |
| Dugesiidae | 1055 | 2 | ||
| Nemathelmintha | 3111 | 3 | ||
| Hydrozoa | 3166 | 3 | 3 | 3 |