Listes faunistiques invertébrés
La Têche à Trezelles 04022780
- Télécharger la fiche IRSTEA xls / 82 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 12/09/2022 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 7 |
| Variété taxonomique | 27 |
| I2M2 | 0.5555 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 3.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 8.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 16.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 69.0 | dominant |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Lente | A |
| P4 | Dalles, argiles | Nulle | A |
| P5 | Sables | Nulle | B |
| P6 | Sables | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Sables | Nulle | C |
| P10 | Sables | Lente | C |
| P11 | Sables | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 1 | |
| Beraeodes | 329 | 2 | ||
| Athripsodes | 311 | 7 | 11 | 17 |
| Mystacides | 312 | 11 | 1 | 6 |
| Limnephilinae | 3163 | 1 | 1 | |
| Polycentropodidae | 223 | 1 | ||
| Baetis lato sensu | 9794 | 2 | ||
| Cloeon | 387 | 1 | ||
| Procloeon | 390 | 1 | 1 | |
| Ephemerella ignita | 451 | 1 | ||
| Ephemera | 502 | 10 | 42 | 50 |
| Electrogena | 3181 | 2 | ||
| Heptageniidae | 399 | 1 | ||
| Paraleptophlebia | 481 | 2 | 5 | |
| Leptophlebiidae | 473 | 44 | 4 | 1 |
| Gerridae | 734 | 1 | 1 | |
| Colymbetinae | 2395 | 8 | 1 | |
| Dytiscidae | 527 | 3 | ||
| Esolus | 619 | 1 | ||
| Limnius | 623 | 1 | 2 | |
| Oulimnius | 622 | 9 | 3 | |
| Ceratopogonidae | 819 | 3 | 6 | |
| Chironomidae | 807 | 261 | 54 | 88 |
| Limoniidae | 757 | 4 | 7 | |
| Pediciini | 20537 | 1 | 1 | |
| Tabanidae | 837 | 2 | 5 | |
| Gomphidae | 678 | 1 | 1 | |
| Calopteryx | 650 | 92 | ||
| Gammarus | 892 | 104 | 234 | 7 |
| Gammaridae | 887 | 14 | 48 | 5 |
| Copepoda | 3206 | 1 | 1 | 1 |
| Asellidae | 880 | 8 | ||
| Potamopyrgus | 978 | 2 | ||
| Ancylus | 1028 | 5 | ||
| Erpobdellidae | 928 | 3 | ||
| Piscicola | 919 | 3 | 1 | |
| Oligochaeta | 933 | 1 | 5 | |
| Hydracarina | 906 | 1 | 1 | 1 |