Listes faunistiques invertébrés
Le Lez à Saint-Girons 05179500
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 10 ko
| Date prélèvement | 05/09/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 38 |
| I2M2 | 0.6539 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 2.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 49.0 | dominant |
| Blocs | 20.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 25.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Lente | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Dalles, argiles | Rapide | C |
| P12 | Blocs | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Simuliidae | 801 | 5 | 3 | 12 |
| Physa (sensu lato) | 997 | 2 | ||
| Oligochaeta | 933 | 24 | 6 | |
| Hydracarina | 906 | 10 | 40 | 14 |
| Asellidae | 880 | 7 | 1 | |
| Athericidae | 838 | 1 | ||
| Empididae | 831 | 4 | 2 | 1 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 1530 | 234 | 175 |
| Lymnaeidae | 998 | 11 | 1 | |
| Limoniidae | 757 | 2 | 53 | 13 |
| Tipulidae | 753 | 8 | 1 | |
| Blephariceridae | 747 | 1 | ||
| Micronecta | 719 | 2 | 2 | |
| Calopteryx | 650 | 1 | ||
| Riolus | 625 | 2 | ||
| Limnius | 623 | 6 | 8 | 14 |
| Prostoma | 3110 | 1 | ||
| Pediciidae | 50011 | 1 | ||
| Brachycentrus maculatus | 49101 | 10 | 8 | 12 |
| Leuctra geniculata | 33830 | 3 | 5 | 1 |
| Agapetinae | 9812 | 1 | 1 | |
| Baetis lato sensu | 9794 | 47 | 11 | 70 |
| Copepoda | 3206 | 11 | 1 | |
| Ostracoda | 3170 | 1 | 1 | |
| Cladocera | 3127 | 1 | ||
| Oulimnius | 622 | 2 | ||
| Hydrophilinae | 2517 | 1 | 1 | |
| Colymbetinae | 2395 | 1 | ||
| Planariidae | 1061 | 1 | 3 | |
| Tricladida | 1054 | 1 | ||
| Sphaeriidae | 1042 | 2 | 1 | |
| Ancylus fluviatilis | 1029 | 7 | 11 | 12 |
| Galba truncatula | 1002 | 1 | ||
| Polycentropodidae | 223 | 1 | ||
| Oecetis | 317 | 3 | 1 | |
| Mystacides | 312 | 17 | ||
| Athripsodes | 311 | 2 | 4 | 1 |
| Leptoceridae | 310 | 2 | ||
| Micrasema | 268 | 32 | 4 | 4 |
| Psychomyia pusilla | 240 | 3 | 188 | 23 |
| Psychomyiidae | 238 | 14 | ||
| Polycentropus | 231 | 11 | 1 | |
| Adicella | 320 | 1 | ||
| Cheumatopsyche lepida | 222 | 16 | 5 | |
| Hydropsyche | 212 | 321 | 5 | 102 |
| Hydroptila | 200 | 10 | 6 | 5 |
| Hydroptilidae | 193 | 1 | 6 | 1 |
| Glossosomatidae | 189 | 1 | ||
| Rhyacophila lato-sensu | 183 | 9 | 14 | 7 |
| Perlodes | 150 | 4 | ||
| Torleya major | 452 | 5 | 4 | 1 |
| Dupophilus | 620 | 2 | 2 | |
| Esolus | 619 | 5 | 20 | 14 |
| Elmis | 618 | 53 | 66 | 70 |
| Dryops | 613 | 1 | ||
| Orectochilus | 515 | 1 | 3 | |
| Paraleptophlebia | 481 | 1 | ||
| Leptophlebiidae | 473 | 1 | ||
| Caenis | 457 | 1 | ||
| Leuctra | 69 | 71 | 31 | 60 |
| Ephemerella ignita | 451 | 5 | 10 | |
| Ecdyonurus | 421 | 3 | ||
| Epeorus | 400 | 2 | ||
| Procloeon | 390 | 4 | 1 | 2 |
| Centroptilum luteolum | 384 | 1 | ||
| Baetidae | 363 | 4 | ||
| Sericostomatidae | 321 | 1 |