Listes faunistiques invertébrés
Fresquel à Souilhe 06178050
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| Date prélèvement | 27/06/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 14.0 |
| GFI | 5 |
| Variété taxonomique | 33 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | ||
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | ||
| Blocs | 1.0 | marginal |
| Granulats | 14.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 19.0 | dominant |
| Algues | ||
| Dalles, argiles | 63.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Blocs | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Nulle | A |
| P5 | Granulats | Nulle | B |
| P6 | Sables | Lente | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Nulle | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydroptila | 200 | 1 | 1 | |
| Ithytrichia | 198 | 2 | ||
| Ceraclea | 313 | 3 | ||
| Mystacides | 312 | 3 | 6 | 6 |
| Oecetis | 317 | 4 | ||
| Polycentropodidae | 223 | 1 | 1 | 2 |
| Cyrnus | 224 | 3 | 2 | 6 |
| Polycentropus | 231 | 1 | ||
| Lype | 241 | 8 | ||
| Caenis | 457 | 7 | 12 | 1 |
| Serratella | 5152 | 1 | 1 | |
| Gerris | 735 | 1 | ||
| Dryops | 613 | 2 | ||
| Laccophilinae | 2394 | 1 | ||
| Oulimnius | 622 | 6 | 1 | |
| Stenelmis | 617 | 5 | ||
| Athericidae | 838 | 44 | 24 | 6 |
| Ceratopogonidae | 819 | 1 | 10 | |
| Chironomidae | 807 | 105 | 41 | 43 |
| Limoniidae | 757 | 1 | 1 | |
| Tipulidae | 753 | 3 | 1 | |
| Oxygastra | 691 | 4 | ||
| Gomphus | 679 | 1 | ||
| Libellulidae | 696 | 1 | ||
| Orthetrum | 698 | 1 | ||
| Zygoptera | 9785 | 1 | ||
| Platycnemis | 657 | 21 | 2 | |
| Gammaridae | 887 | 1 | ||
| Echinogammarus | 888 | 1 | ||
| Gammarus | 892 | 2 | ||
| Asellidae | 880 | 1 | ||
| Corbicula | 1051 | 2 | 2 | 2 |
| Sphaeriidae | 1042 | 1 | ||
| Pisidium | 1043 | 5 | 2 | 1 |
| Potamopyrgus | 978 | 35 | 3 | 23 |
| Physella | 19280 | 14 | 1 | |
| Ancylus | 1028 | 2 | ||
| Erpobdellidae | 928 | 2 | ||
| Glossiphoniidae | 908 | 3 | 3 | 1 |
| Tricladida | 1054 | 1 | ||
| Nemathelmintha | 3111 | 1 | 1 | |
| Oligochaeta | 933 | 143 | 78 | 138 |
| Hydracarina | 906 | 1 | ||
| Bryozoa | 1087 | 1 | 1 | |
| Prostoma | 3110 | 1 |