Listes faunistiques invertébrés
Orb à Cessenon-sur-Orb 06187100
- Télécharger la fiche IRSTEA xls / 644 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 25/06/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 18.0 |
| GFI | 8 |
| Variété taxonomique | 38 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.8250 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 37.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 3.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 4.0 | marginal |
| Dalles, argiles | 50.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Dalles, argiles | Nulle | C |
| P2 | Pierres, galets | Moyenne | B |
| P3 | Dalles, argiles | Rapide | B |
| P4 | Pierres, galets | Rapide | B |
| P5 | Dalles, argiles | Moyenne | B |
| P6 | Bryophytes | Rapide | A |
| P7 | Dalles, argiles | Lente | C |
| P8 | Hydrophytes | Nulle | A |
| P9 | Litieres | Nulle | A |
| P10 | Branchage, racines | Nulle | A |
| P11 | Pierres, galets | Lente | C |
| P12 | Dalles, argiles | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 4 | 58 | |
| Leuctra | 69 | 2 | ||
| Oligoplectrum | 263 | 20 | 161 | 2 |
| Cheumatopsyche | 221 | 13 | 64 | 2 |
| Hydropsyche | 212 | 260 | 87 | 1 |
| Agraylea | 201 | 1 | ||
| Hydroptila | 200 | 4 | 2 | |
| Orthotrichia | 197 | 1 | ||
| Stactobia | 196 | 1 | ||
| Athripsodes | 311 | 4 | 1 | |
| Mystacides | 312 | 3 | ||
| Setodes | 318 | 4 | ||
| Chimarra | 207 | 25 | 5 | 1 |
| Polycentropus | 231 | 3 | 3 | 2 |
| Psychomyia | 239 | 60 | 2 | |
| Rhyacophila lato-sensu | 183 | 8 | 24 | 1 |
| Baetidae | 363 | 1 | ||
| Baetis | 364 | 307 | 556 | 35 |
| Cloeon | 387 | 5 | ||
| Procloeon bifidum | 391 | 2 | 4 | |
| Caenis | 457 | 5 | 3 | 6 |
| Ephemerella ignita | 451 | 10 | 12 | |
| Heptageniidae | 399 | 1 | ||
| Ecdyonurus | 421 | 1 | ||
| Choroterpes | 474 | 4 | 16 | |
| Ephoron | 496 | 1 | ||
| Potamanthus | 509 | 7 | 6 | |
| Dryops | 613 | 3 | ||
| Laccophilinae | 2394 | 1 | ||
| Elmis | 618 | 31 | 4 | 2 |
| Esolus | 619 | 3 | 63 | 53 |
| Limnius | 623 | 1 | 10 | 1 |
| Oulimnius | 622 | 16 | 27 | 7 |
| Stenelmis | 617 | 1 | 1 | |
| Anthomyidae | 847 | 20 | 1 | |
| Chironomidae | 807 | 395 | 429 | 115 |
| Empididae | 831 | 2 | 1 | |
| Limoniidae | 757 | 6 | ||
| Simuliidae | 801 | 2 | 3 | 12 |
| Micronecta | 719 | 3 | 1 | |
| Onychogomphus | 682 | 1 | ||
| Chalcolestes | 2611 | 4 | ||
| Cladocera | 3127 | 3 | 3 | |
| Copepoda | 3206 | 3 | ||
| Ostracoda | 3170 | 3 | 3 | |
| Asellidae | 880 | 264 | 1 | |
| Gammarus | 892 | 5 | 1 | |
| Ancylus | 1028 | 1 | ||
| Bithynia | 994 | 2 | ||
| Potamopyrgus | 978 | 1 | ||
| Radix | 1004 | 1 | 1 | |
| Theodoxus | 967 | 13 | 16 | 12 |
| Physella | 19280 | 56 | ||
| Corbicula | 1051 | 6 | ||
| Dugesiidae | 1055 | 8 | 26 | 58 |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 1 | 4 | 1 |
| Hydrozoa | 3168 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |