Listes faunistiques invertébrés
Le Chavanon au niveau de Savennes 05069450
- Télécharger la fiche IRSTEA xls / 1062 ko
- Export SEEE csv / 11 ko
| Date prélèvement | 31/08/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 48 |
| 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 | 45.0 | dominant |
| Blocs | 20.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 30.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Dalles, argiles | Lente | C |
| P11 | Blocs | Lente | C |
| P12 | Pierres, galets | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chloroperlidae | 169 | 22 | 4 | 13 |
| Siphonoperla | 174 | 6 | 5 | 6 |
| Leuctra | 69 | 54 | 42 | 58 |
| Nemoura | 26 | 2 | 1 | 1 |
| Protonemura | 46 | 336 | 14 | 40 |
| Perlidae | 155 | 1 | ||
| Dinocras | 156 | 3 | 2 | 1 |
| Perla | 164 | 24 | 18 | |
| Perlodidae | 127 | 2 | ||
| Isoperla | 140 | 4 | 1 | |
| Perlodes | 150 | 8 | 4 | 8 |
| Micrasema | 268 | 36 | 40 | 45 |
| Agapetinae | 9812 | 22 | 13 | 34 |
| Glossosomatinae | 20359 | 1 | 1 | |
| Goeridae | 286 | 7 | ||
| Silo | 292 | 4 | 4 | 14 |
| Cheumatopsyche | 221 | 14 | 18 | 24 |
| Hydropsyche | 212 | 65 | 56 | 126 |
| Hydroptila | 200 | 1 | ||
| Lepidostomatidae | 304 | 2 | 1 | |
| Lepidostoma | 305 | 1 | ||
| Adicella | 320 | 19 | ||
| Athripsodes | 311 | 1 | 3 | |
| Mystacides | 312 | 6 | ||
| Limnephilinae | 3163 | 2 | ||
| Polycentropus | 231 | 24 | 2 | 14 |
| Psychomyia | 239 | 3 | ||
| Rhyacophila lato-sensu | 183 | 8 | 18 | 18 |
| Sericostomatidae | 321 | 1 | ||
| Sericostoma | 322 | 2 | 1 | 1 |
| Baetis | 364 | 84 | 53 | 144 |
| Centroptilum | 383 | 1 | ||
| Caenis | 457 | 26 | 17 | 28 |
| Serratella | 5152 | 4 | 2 | 1 |
| Torleya | 2391 | 2 | ||
| Ephemera | 502 | 1 | 8 | 12 |
| Heptageniidae | 399 | 23 | ||
| Ecdyonurus | 421 | 8 | 5 | 48 |
| Electrogena | 3181 | 1 | ||
| Epeorus | 400 | 3 | 84 | 20 |
| Heptagenia | 443 | 1 | ||
| Rhithrogena | 404 | 28 | 79 | 64 |
| Leptophlebiidae | 473 | 13 | 4 | 7 |
| Habroleptoides | 485 | 4 | 1 | 5 |
| Paraleptophlebia | 481 | 5 | 1 | |
| Aphelocheirus | 721 | 2 | ||
| Hydrometra | 740 | 1 | ||
| Dupophilus | 620 | 26 | 76 | 120 |
| Elmis | 618 | 38 | 6 | 12 |
| Esolus | 619 | 13 | 27 | 28 |
| Limnius | 623 | 4 | 8 | |
| Orectochilus | 515 | 4 | 3 | |
| Hydraena | 608 | 24 | 8 | 3 |
| Helodes | 636 | 2 | ||
| Athericidae | 838 | 3 | 7 | 6 |
| Ceratopogonidae | 819 | 26 | 13 | 9 |
| Chironomidae | 807 | 324 | 180 | 144 |
| Dixidae | 793 | 28 | ||
| Empididae | 831 | 6 | 2 | |
| Limoniidae | 757 | 24 | 12 | 5 |
| Pediciini | 20537 | 1 | 2 | 1 |
| Simuliidae | 801 | 58 | 92 | 6 |
| Pacifastacus | 872 | 1 | 1 | 1 |
| Gammarus | 892 | 4 | 1 | 1 |
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Sphaeriidae | 1042 | 2 | ||
| Pisidium | 1043 | 4 | 2 | |
| Ancylus | 1028 | 16 | 14 | 28 |
| Branchiobdella | 5191 | 57 | ||
| Erpobdellidae | 928 | 2 | 1 | |
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 38 | 240 | 132 |
| Tricladida | 1054 | 3 | ||
| Nemathelmintha | 3111 | 1 | 1 | 1 |
| Bryozoa | 1087 | 1 | 1 |