Listes faunistiques invertébrés
Alzon à St-maximin 06129950
- Télécharger la fiche IRSTEA xls / 646 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 05/07/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 14.0 |
| GFI | 5 |
| Variété taxonomique | 36 |
| Taxon indicateur | Hydroptilidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 21.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 34.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 11.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 29.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Nulle | C |
| P2 | Dalles, argiles | Moyenne | C |
| P3 | Granulats | Nulle | B |
| P4 | Branchage, racines | Nulle | A |
| P5 | Hydrophytes | Nulle | A |
| P6 | Granulats | Moyenne | C |
| P7 | Pierres, galets | Nulle | B |
| P8 | Sables | Nulle | B |
| P9 | Dalles, argiles | Nulle | B |
| P10 | Blocs | Nulle | A |
| P11 | Litieres | Nulle | A |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Goeridae | 286 | 3 | ||
| Goera | 287 | 2 | ||
| Hydropsyche | 212 | 27 | ||
| Hydroptila | 200 | 5 | 1 | 1 |
| Athripsodes | 311 | 3 | 3 | |
| Mystacides | 312 | 2 | 4 | 1 |
| Oecetis | 317 | 1 | ||
| Polycentropodidae | 223 | 3 | ||
| Cyrnus | 224 | 6 | 20 | 21 |
| Polycentropus | 231 | 3 | 1 | |
| Lype | 241 | 6 | ||
| Baetis | 364 | 2 | ||
| Centroptilum | 383 | 2 | 5 | 6 |
| Caenis | 457 | 8 | 7 | 5 |
| Ephemera | 502 | 1 | 1 | |
| Dryops | 613 | 2 | ||
| Pomatinus substriatus | 33844 | 8 | ||
| Hydroporinae | 2393 | 1 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 18 | 3 | 12 |
| Normandia | 624 | 1 | ||
| Oulimnius | 622 | 3 | 2 | 7 |
| Riolus | 625 | 5 | 3 | 8 |
| Stenelmis | 617 | 7 | 6 | |
| Gyrinus | 514 | 1 | ||
| Athericidae | 838 | 2 | 1 | |
| Ceratopogonidae | 819 | 4 | 3 | |
| Chironomidae | 807 | 77 | 199 | 357 |
| Empididae | 831 | 4 | 2 | |
| Limoniidae | 757 | 13 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 1 | ||
| Micronecta | 719 | 1 | ||
| Gerris | 735 | 1 | ||
| Boyeria | 670 | 4 | ||
| Oxygastra | 691 | 9 | ||
| Gomphidae | 678 | 1 | ||
| Gomphus | 679 | 1 | ||
| Onychogomphus | 682 | 3 | 1 | 2 |
| Platycnemis | 657 | 3 | ||
| Sialis | 704 | 3 | ||
| Copepoda | 3206 | 3 | ||
| Orconectes | 870 | 1 | ||
| Gammarus | 892 | 554 | 5 | 495 |
| Bithynia | 994 | 1 | ||
| Potamopyrgus | 978 | 27 | 111 | 77 |
| Radix | 1004 | 1 | 3 | |
| Planorbidae | 1009 | 1 | ||
| Pisidium | 1043 | 1 | ||
| Dendrocoelum | 1072 | 1 | ||
| Dugesia | 1056 | 1 | ||
| Polycelis | 1064 | 3 | ||
| Piscicola | 919 | 2 | ||
| Oligochaeta | 933 | 5 | 46 | |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |