Listes faunistiques invertébrés
Ruisseau des Gourgs à Castres 05139215
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 10/08/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 36 |
| I2M2 | 0.7194 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 73.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 3.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 14.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Dalles, argiles | Nulle | B |
| P7 | Pierres, galets | Nulle | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Corbicula | 1051 | 2 | 5 | |
| Chironomidae | 807 | 48 | 11 | 22 |
| Ceratopogonidae | 819 | 1 | ||
| Empididae | 831 | 1 | 1 | |
| Athericidae | 838 | 1 | 8 | 4 |
| Pacifastacus | 872 | 2 | 1 | |
| Asellidae | 880 | 1 | ||
| Gammarus | 892 | 165 | 85 | 98 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Oligochaeta | 933 | 7 | 23 | 49 |
| Planorbidae | 1009 | 9 | 1 | |
| Ancylus | 1028 | 2 | 30 | 8 |
| Ferrissia | 1030 | 1 | ||
| Simuliidae | 801 | 3 | 33 | |
| Bryozoa | 1087 | 1 | ||
| Nematoda | 1089 | 2 | ||
| Prostoma | 3110 | 2 | 2 | |
| Branchiobdellidae | 3132 | 3 | ||
| Copepoda | 3206 | 1 | 1 | |
| Crangonyx | 5116 | 14 | 12 | |
| Serratella | 5152 | 9 | 1 | 3 |
| Rhyacophila stricto-sensu | 5237 | 20 | 13 | 24 |
| Baetis lato sensu | 9794 | 19 | 5 | 83 |
| Muscidae | 32534 | 1 | ||
| Leuctra geniculata | 33830 | 1 | 16 | 9 |
| Pediciidae | 50011 | 1 | ||
| Heptagenia | 443 | 2 | ||
| Hydroptila | 200 | 6 | 12 | |
| Wormaldia | 210 | 2 | 1 | |
| Hydropsyche | 212 | 16 | 4 | 13 |
| Polycentropodidae | 223 | 2 | ||
| Polycentropus | 231 | 6 | 5 | 1 |
| Lype | 241 | 1 | 1 | |
| Goera | 287 | 1 | ||
| Leptoceridae | 310 | 1 | ||
| Mystacides | 312 | 1 | ||
| Oecetis | 317 | 1 | 1 | |
| Procloeon | 390 | 1 | ||
| Ecdyonurus | 421 | 12 | 41 | 68 |
| Leuctra | 69 | 35 | 23 | 71 |
| Paraleptophlebia | 481 | 33 | 13 | 11 |
| Ephemera | 502 | 2 | ||
| Hydraena | 608 | 1 | ||
| Elmis | 618 | 1 | 2 | |
| Esolus | 619 | 1 | 3 | |
| Dupophilus | 620 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Platycnemis | 657 | 3 | 2 | |
| Gomphidae | 678 | 1 | ||
| Onychogomphus | 682 | 6 | 4 | |
| Aphelocheirus | 721 | 1 | ||
| Limoniidae | 757 | 1 |