Listes faunistiques invertébrés
L'Ayroux à St Michel 05118900
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 25/07/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 5 |
| Variété taxonomique | 34 |
| Taxon indicateur | Heptageniidae |
| I2M2 | 0.5036 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 12.0 | dominant |
| Pierres, galets | 3.0 | marginal |
| Blocs | ||
| Granulats | 40.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 36.0 | dominant |
| Algues | ||
| Dalles, argiles | 8.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Pierres, galets | Lente | A |
| P3 | Litieres | Nulle | A |
| P4 | Pierres, galets | Lente | A |
| P5 | Branchage, racines | Lente | B |
| P6 | Granulats | Lente | B |
| P7 | Sables | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Granulats | Nulle | C |
| P10 | Sables | Nulle | C |
| P11 | Granulats | Moyenne | C |
| P12 | Sables | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 2 | 1 | 1 |
| Hydroptila | 200 | 2 | ||
| Ceraclea | 313 | 1 | 2 | |
| Mystacides | 312 | 1 | 1 | 1 |
| Oecetis | 317 | 1 | ||
| Cyrnus | 224 | 1 | ||
| Baetidae | 363 | 2 | ||
| Baetis lato sensu | 9794 | 4 | 3 | 6 |
| Centroptilum | 383 | 2 | ||
| Cloeon | 387 | 3 | ||
| Pseudocentroptilum | 3207 | 1 | ||
| Caenis | 457 | 3 | ||
| Heptageniidae | 399 | 2 | 2 | |
| Ecdyonurus | 421 | 8 | 3 | |
| Leptophlebiidae | 473 | 1 | ||
| Micronecta | 719 | 2 | ||
| Gerris | 735 | 1 | ||
| Nepidae | 725 | 1 | ||
| Pomatinus | 611 | 2 | ||
| Colymbetinae | 2395 | 1 | ||
| Oulimnius | 622 | 2 | ||
| Athericidae | 838 | 6 | 1 | |
| Chironomidae | 807 | 170 | 88 | 9 |
| Empididae | 831 | 1 | ||
| Psychodidae | 783 | 3 | ||
| Simuliidae | 801 | 1 | 3 | 6 |
| Tipulidae | 753 | 1 | 7 | |
| Anisoptera | 9787 | 3 | ||
| Boyeria | 670 | 1 | 1 | |
| Oxygastra | 691 | 1 | ||
| Gomphus | 679 | 1 | ||
| Onychogomphus | 682 | 1 | 1 | 1 |
| Calopteryx | 650 | 105 | ||
| Coenagrionidae | 658 | 9 | ||
| Platycnemis | 657 | 5 | ||
| Echinogammarus | 888 | 1 | ||
| Gammarus | 892 | 5 | ||
| Pisidium | 1043 | 1 | ||
| Potamopyrgus | 978 | 10 | 10 | 3 |
| Lymnaeidae | 998 | 1 | ||
| Glossiphoniidae | 908 | 4 | ||
| Oligochaeta | 933 | 4 | 3 | 2 |
| Nematoda | 1089 | 1 | ||
| Hydracarina | 906 | 1 | 1 | |
| Ostracoda | 3170 | 1 |