Listes faunistiques invertébrés
Orb à Cessenon-sur-Orb 06187100
- Télécharger la fiche IRSTEA xls / 91 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 20/07/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 8 |
| Variété taxonomique | 37 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 30.0 | dominant |
| Blocs | 4.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 4.0 | marginal |
| Dalles, argiles | 57.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Nulle | A |
| P2 | Dalles, argiles | Moyenne | B |
| P3 | Dalles, argiles | Rapide | B |
| P4 | Pierres, galets | Moyenne | B |
| P5 | Bryophytes | Moyenne | A |
| P6 | Blocs | Moyenne | A |
| P7 | Dalles, argiles | Nulle | C |
| P8 | Pierres, galets | Nulle | C |
| P9 | Pierres, galets | Lente | B |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Branchage, racines | Nulle | A |
| P12 | Dalles, argiles | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 1 | |
| Dinocras | 156 | 1 | ||
| Oligoplectrum | 263 | 32 | ||
| Cheumatopsyche | 221 | 17 | ||
| Hydropsyche | 212 | 63 | 1 | |
| Hydroptila | 200 | 23 | 2 | |
| Orthotrichia | 197 | 17 | ||
| Leptoceridae | 310 | 1 | ||
| Mystacides | 312 | 3 | ||
| Setodes | 318 | 3 | 1 | |
| Chimarra | 207 | 23 | ||
| Polycentropus | 231 | 1 | ||
| Psychomyia | 239 | 4 | 1 | |
| Baetis | 364 | 60 | 16 | 6 |
| Cloeon | 387 | 1 | ||
| Procloeon | 390 | 2 | ||
| Procloeon bifidum | 391 | 1 | ||
| Caenis | 457 | 1 | 5 | |
| Heptageniidae | 399 | 2 | 2 | |
| Choroterpes | 474 | 4 | 3 | |
| Dryops | 613 | 1 | ||
| Hydroporinae | 2393 | 1 | 4 | |
| Elmis | 618 | 4 | 1 | |
| Esolus | 619 | 26 | 16 | 13 |
| Limnius | 623 | 1 | 3 | |
| Oulimnius | 622 | 21 | 25 | 14 |
| Stenelmis | 617 | 2 | ||
| Haliplus | 518 | 1 | ||
| Hydraena | 608 | 1 | ||
| Hydrochus | 606 | 2 | ||
| Hydrophilinae | 2517 | 7 | ||
| Ceratopogonidae | 819 | 3 | 3 | 4 |
| Chironomidae | 807 | 38 | 10 | 9 |
| Empididae | 831 | 2 | ||
| Psychodidae | 783 | 3 | ||
| Simuliidae | 801 | 11 | 6 | |
| Tipulidae | 753 | 1 | ||
| Micronecta | 719 | 1 | 1 | |
| Coenagrionidae | 658 | 1 | ||
| Gomphidae | 678 | 1 | 6 | |
| Cladocera | 3127 | 3 | ||
| Copepoda | 3206 | 3 | 3 | |
| Ostracoda | 3170 | 3 | ||
| Gammarus | 892 | 3 | ||
| Bithynia | 994 | 1 | ||
| Potamopyrgus | 978 | 1 | ||
| Lymnaeidae | 998 | 1 | ||
| Theodoxus | 967 | 28 | 1 | 3 |
| Tricladida | 1054 | 3 | ||
| Dugesiidae | 1055 | 21 | 2 | 15 |
| Oligochaeta | 933 | 1 | 1 | |
| Prostoma | 3110 | 3 | ||
| Hydracarina | 906 | 3 | 3 |