Listes faunistiques invertébrés
L'Ayroux à St Michel 05118900
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 23/06/2022 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 5 |
| Variété taxonomique | 29 |
| I2M2 | 0.5305 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 2.0 | marginal |
| Branchage, racines | 7.0 | dominant |
| Pierres, galets | 40.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 32.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 15.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Dalles, argiles | Nulle | A |
| P3 | Dalles, argiles | Lente | A |
| P4 | Litieres | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Sables | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Sables | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Oligochaeta | 933 | |||
| Simuliidae | 801 | |||
| Chironomidae | 807 | |||
| Empididae | 831 | |||
| Atrichops | 840 | |||
| Gammaridae | 887 | |||
| Echinogammarus | 888 | |||
| Gammarus | 892 | |||
| Hydracarina | 906 | |||
| Glossiphoniidae | 908 | |||
| Tipulidae | 753 | |||
| Potamopyrgus | 978 | |||
| Bithynia | 994 | |||
| Hydrozoa | 3168 | |||
| Copepoda | 3206 | |||
| Serratella | 5152 | |||
| Baetis lato sensu | 9794 | |||
| Pomatinus substriatus | 33844 | |||
| Pediciidae | 50011 | |||
| Habrophlebia | 491 | |||
| Hydropsyche | 212 | |||
| Polycentropodidae | 223 | |||
| Mystacides | 312 | |||
| Baetidae | 363 | |||
| Heptageniidae | 399 | |||
| Ecdyonurus | 421 | |||
| Caenis | 457 | |||
| Leptophlebiidae | 473 | |||
| Hydroptila | 200 | |||
| Helophorus | 604 | |||
| Esolus | 619 | |||
| Oulimnius | 622 | |||
| Calopteryx | 650 | |||
| Platycnemis | 657 | |||
| Onychogomphus | 682 | |||
| Oxygastra | 691 | |||
| Gerridae | 734 |