Listes faunistiques invertébrés
GERVANNE A MONTCLAR-SUR-GERVANNE 2 06579000
- Télécharger la fiche IRSTEA xls / 291 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 20/07/2015 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 33 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 77.0 | dominant |
| Blocs | 7.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 6.0 | dominant |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Blocs | Moyenne | B |
| P8 | Algues | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 3 | 66 | 32 |
| Leuctra | 69 | 69 | 320 | 448 |
| Nemoura | 26 | 1 | ||
| Protonemura | 46 | 1 | 15 | 1 |
| Perla | 164 | 2 | 1 | |
| Hydropsyche | 212 | 23 | 189 | 86 |
| Agraylea | 201 | 6 | ||
| Hydroptila | 200 | 75 | 1 | |
| Limnephilinae | 3163 | 14 | 9 | |
| Odontocerum | 339 | 138 | 2 | 19 |
| Psychomyia | 239 | 1 | ||
| Rhyacophila lato-sensu | 183 | 102 | 46 | |
| Sericostoma | 322 | 11 | ||
| Sericostomatidae | 321 | 1 | ||
| Alainites | 32269 | 48 | 7 | 16 |
| Baetis | 364 | 2982 | 1943 | 1248 |
| Caenis | 457 | 3 | ||
| Ephemerella | 450 | 1924 | 178 | 84 |
| Ephemera | 502 | 6 | 1 | 7 |
| Ecdyonurus | 421 | 7 | 15 | |
| Epeorus | 400 | 1 | ||
| Heptageniidae | 399 | 13 | 12 | |
| Gerris | 735 | 3 | 2 | |
| Pomatinus | 611 | 1 | ||
| Laccophilus | 553 | 3 | ||
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 63 | 9 | 8 |
| Esolus | 619 | 45 | 14 | 3 |
| Limnius | 623 | 21 | 8 | 1 |
| Riolus | 625 | 3 | 1 | |
| Atherix | 839 | 1 | ||
| Ceratopogoninae | 822 | 2 | 2 | |
| Chironomidae | 807 | 2021 | 656 | 658 |
| Clinocerinae | 9813 | 15 | 9 | |
| Hemerodromiinae | 3202 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 51 | 40 | 42 |
| Gammarus | 892 | 10952 | 201 | 164 |
| Ostracoda | 3170 | 3 | 3 | |
| Sphaerium | 1044 | 1 | ||
| Radix | 1004 | 1 | 3 | |
| Glossiphonia | 909 | 3 | 1 | |
| Helobdella | 912 | 3 | 4 | |
| Oligochaeta | 933 | 138 | 87 | 46 |
| Dendrocoelum lacteum | 1074 | 1 | 4 | |
| Dugesia | 1056 | 1 | ||
| Polycelis | 1064 | 3072 | 14 | 42 |
| Hydracarina | 906 | 3 | 3 | |
| Hydra | 1077 | 3 | 3 |