Listes faunistiques invertébrés
Le Cassurex à Najac 05125900
- Télécharger la fiche IRSTEA xls / 620 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 04/06/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 42 |
| I2M2 | 0.5084 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 25.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 26.0 | dominant |
| Algues | ||
| Dalles, argiles | 25.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Sables | Lente | C |
| P10 | Blocs | Moyenne | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 1 | 3 | 4 |
| Nemoura | 26 | 9 | 1 | |
| Isoperla | 140 | 4 | 2 | 1 |
| Perlodidae | 127 | 1 | ||
| Silo-lithax | 5219 | 1 | 1 | |
| Goeridae | 286 | 1 | 1 | |
| Ceraclea | 313 | 2 | ||
| Mystacides | 312 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Rhyacophila lato-sensu | 183 | 15 | 7 | 5 |
| Baetis lato sensu | 9794 | 26 | 63 | 81 |
| Centroptilum luteolum | 384 | 1 | ||
| Procloeon pennulatum | 29153 | 1 | ||
| Ephemerella ignita | 451 | 39 | 27 | 29 |
| Ephemera | 502 | 40 | 28 | 12 |
| Ecdyonurus | 421 | 12 | 27 | |
| Electrogena | 3181 | 2 | ||
| Epeorus | 400 | 1 | 1 | |
| Rhithrogena | 404 | 3 | 3 | |
| Heptageniidae | 399 | 1 | 3 | |
| Habrophlebia | 491 | 1 | 7 | |
| Paraleptophlebia | 481 | 1 | ||
| Leptophlebiidae | 473 | 72 | 27 | 8 |
| Micronecta | 719 | 5 | ||
| Corixidae | 709 | 1 | ||
| Gerris | 735 | 7 | ||
| Hydrometra | 740 | 1 | ||
| Veliidae | 743 | 1 | 1 | |
| Elmis | 618 | 10 | 6 | 3 |
| Esolus | 619 | 1 | 3 | 4 |
| Oulimnius | 622 | 8 | 4 | 1 |
| Hydrocyphon | 637 | 1 | ||
| Ceratopogonidae | 819 | 1 | 2 | |
| Chironomidae | 807 | 54 | 52 | 23 |
| Dixidae | 793 | 2 | ||
| Limoniidae | 757 | 15 | 21 | 21 |
| Psychodidae | 783 | 5 | 1 | |
| Simuliidae | 801 | 2 | ||
| Tabanidae | 837 | 2 | ||
| Tipulidae | 753 | 1 | ||
| Boyeria irene | 671 | 2 | ||
| Calopteryx | 650 | 12 | ||
| Sialis | 704 | 1 | ||
| Crangonyx pseudogracilis | 5117 | 170 | 60 | 1 |
| Gammarus | 892 | 1220 | 325 | 390 |
| Pacifastacus leniusculus | 873 | 1 | ||
| Corbicula | 1051 | 1 | ||
| Pisidium | 1043 | 1 | 1 | |
| Sphaeriidae | 1042 | 2 | 3 | 3 |
| Ancylus fluviatilis | 1029 | 20 | 1 | 8 |
| Potamopyrgus antipodarum | 979 | 11 | 1 | |
| Physidae | 995 | 2 | ||
| Planorbidae | 1009 | 2 | ||
| Oligochaeta | 933 | 8 | 31 | 6 |
| Nematoda | 1089 | 2 | 1 | |
| Ostracoda | 3170 | 1 | 1 | |
| Hydracarina | 906 | 1 | 1 | 1 |
| Hydrozoa | 3168 | 1 | 1 | |
| Bryozoa | 1087 | 1 | 1 | 1 |