Listes faunistiques invertébrés
La Gesse au niveau de Boissède 05155300
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 27/09/2022 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 37 |
| I2M2 | 0.8683 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 8.0 | dominant |
| Pierres, galets | 63.0 | dominant |
| Blocs | 7.0 | dominant |
| Granulats | 8.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 6.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Algues | Moyenne | A |
| P4 | Dalles, argiles | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Moyenne | B |
| P8 | Granulats | Lente | B |
| P9 | Sables | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 4 | 13 | 49 |
| Euleuctra geniculata | 68 | 4 | 2 | |
| Silo | 292 | 2 | ||
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 26 | 27 | 25 |
| Ithytrichia | 198 | 15 | 4 | 2 |
| Lepidostomatidae | 304 | 1 | 1 | |
| Leptoceridae | 310 | 6 | ||
| Oecetis | 317 | 2 | ||
| Polycentropus | 231 | 2 | ||
| Rhyacophila stricto-sensu | 5237 | 1 | ||
| Baetis lato sensu | 9794 | 38 | 20 | 20 |
| Caenis | 457 | 7 | 3 | 5 |
| Serratella | 5152 | 7 | ||
| Ephemera | 502 | 2 | 1 | 2 |
| Heptageniidae | 399 | 9 | 36 | 81 |
| Ecdyonurus | 421 | 3 | ||
| Heptagenia | 443 | 1 | 7 | 10 |
| Rhithrogena | 404 | 17 | 25 | |
| Leptophlebiidae | 473 | 1 | 2 | 4 |
| Paraleptophlebia | 481 | 5 | 13 | 6 |
| Aphelocheirus | 721 | 9 | 7 | 8 |
| Dupophilus | 620 | 3 | 14 | 21 |
| Elmis | 618 | 6 | 37 | 12 |
| Esolus | 619 | 11 | 56 | 44 |
| Limnius | 623 | 5 | 21 | 8 |
| Oulimnius | 622 | 14 | 65 | 6 |
| Stenelmis | 617 | 1 | ||
| Orectochilus | 515 | 2 | 2 | 2 |
| Hydraena | 608 | 1 | 3 | 5 |
| Athericidae | 838 | 3 | 1 | |
| Atrichops | 840 | 10 | 3 | |
| Blephariceridae | 747 | 1 | ||
| Chironomidae | 807 | 19 | 8 | 9 |
| Pediciidae | 50011 | 11 | 3 | |
| Simuliidae | 801 | 34 | 33 | 4 |
| Tabanidae | 837 | 1 | ||
| Boyeria | 670 | 1 | ||
| Gomphidae | 678 | 4 | ||
| Gomphus | 679 | 7 | 1 | |
| Onychogomphus | 682 | 3 | 1 | |
| Calopteryx | 650 | 2 | 1 | |
| Gammaridae | 887 | 4 | ||
| Corbicula | 1051 | 23 | 5 | 13 |
| Sphaeriidae | 1042 | 8 | ||
| Sphaerium | 1044 | 23 | ||
| Potamopyrgus | 978 | 11 | 3 | 31 |
| Radix | 1004 | 1 | 1 | |
| Theodoxus | 967 | 2 | 11 | 10 |
| Physella | 19280 | 4 | ||
| Planorbidae | 1009 | 2 | ||
| Ancylus | 1028 | 4 | 2 | 2 |
| Oligochaeta | 933 | 12 | 27 | 11 |
| Dugesiidae | 1055 | 3 | 1 | 5 |
| Hydracarina | 906 | 4 | 4 | 2 |