Listes faunistiques invertébrés
Le Crieu au niveau de Saverdun 05170750
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 01/07/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 40 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 91.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | ||
| Dalles, argiles |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Pierres, galets | Nulle | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 8 | 12 | |
| Leuctra geniculata | 33830 | 43 | 71 | 60 |
| Silo | 292 | 1 | ||
| Hydropsyche | 212 | 13 | 60 | |
| Hydroptila | 200 | 1 | 5 | |
| Lepidostomatidae | 304 | 3 | ||
| Mystacides | 312 | 3 | 34 | 8 |
| Polycentropus | 231 | 3 | 11 | 1 |
| Polycentropodidae | 223 | 2 | 1 | |
| Lype | 241 | 13 | 3 | |
| Tinodes | 245 | 1 | ||
| Rhyacophila lato-sensu | 183 | 2 | 12 | 8 |
| Sericostoma | 322 | 1 | 1 | 1 |
| Sericostomatidae | 321 | 7 | 2 | |
| Baetis lato sensu | 9794 | 11 | 42 | 180 |
| Caenis | 457 | 8 | 5 | 3 |
| Ephemerella ignita | 451 | 10 | 15 | 8 |
| Ephemera | 502 | 2 | ||
| Ecdyonurus | 421 | 1 | ||
| Gerridae | 734 | 1 | 2 | 2 |
| Dryops | 613 | 1 | ||
| Pomatinus substriatus | 33844 | 1 | ||
| Elmis | 618 | 2 | 6 | 5 |
| Esolus | 619 | 59 | 117 | 73 |
| Limnius | 623 | 2 | ||
| Oulimnius | 622 | 12 | 5 | |
| Riolus | 625 | 8 | 3 | 12 |
| Hydraena | 608 | 1 | 3 | 3 |
| Ceratopogonidae | 819 | 3 | 1 | |
| Chironomidae | 807 | 240 | 111 | 197 |
| Dixidae | 793 | 8 | 2 | |
| Empididae | 831 | 3 | 1 | |
| Limoniidae | 757 | 1 | ||
| Pediciidae | 50011 | 1 | 8 | |
| Psychodidae | 783 | 1 | 1 | |
| Rhagionidae | 841 | 1 | 2 | |
| Simuliidae | 801 | 1 | ||
| Boyeria irene | 671 | 6 | 1 | 1 |
| Calopteryx | 650 | 1 | ||
| Sialis | 704 | 5 | 1 | 3 |
| Gammarus | 892 | 80 | 80 | 154 |
| Niphargus | 902 | 10 | ||
| Gammaridae | 887 | 166 | 130 | 206 |
| Copepoda | 3206 | 1 | 1 | |
| Ostracoda | 3170 | 1 | 1 | 1 |
| Hydracarina | 906 | 1 | 1 | |
| Pisidium | 1043 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Potamopyrgus antipodarum | 979 | 25 | 54 | 9 |
| Hydrobiidae | 973 | 12 | 72 | 26 |
| Radix | 1004 | 10 | 18 | 3 |
| Physa (sensu lato) | 997 | 4 | 6 | 1 |
| Physella | 19280 | 18 | 2 | |
| Ancylus fluviatilis | 1029 | 16 | 2 | |
| Erpobdellidae | 928 | 12 | 1 | 1 |
| Glossiphoniidae | 908 | 3 | ||
| Oligochaeta | 933 | 9 | 17 | 115 |
| Nematoda | 1089 | 1 | 1 | |
| Hydrozoa | 3168 | 1 | ||
| Bryozoa | 1087 | 1 |