Listes faunistiques invertébrés
Le Viaur à St-Just du Viaur 05125400
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 10 ko
Date prélèvement | 24/08/2021 | ||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Méthode | Petit cours d'eau | ||||||||||||||||||||||||||||||||
IBG |
20.0
|
||||||||||||||||||||||||||||||||
GFI | 9 | ||||||||||||||||||||||||||||||||
Variété taxonomique | 41 | ||||||||||||||||||||||||||||||||
I2M2 |
0.7443
|
Substrat | Recouvrement (%) | Définition |
---|---|---|
Bryophytes | ||
Hydrophytes | ||
Litieres | 1.0 | marginal |
Branchage, racines | 1.0 | marginal |
Pierres, galets | 70.0 | dominant |
Blocs | 15.0 | dominant |
Granulats | 2.0 | marginal |
Helophytes | 1.0 | marginal |
Vases | ||
Sables | 7.0 | dominant |
Algues | 1.0 | marginal |
Dalles, argiles | 2.0 | marginal |
Microprélèvement | Substrat | Vitesse | Phase |
---|---|---|---|
P1 | Litieres | Nulle | A |
P2 | Branchage, racines | Nulle | A |
P3 | Granulats | Nulle | A |
P4 | Helophytes | Lente | A |
P5 | Pierres, galets | Moyenne | B |
P6 | Blocs | Moyenne | B |
P7 | Sables | Nulle | B |
P8 | Pierres, galets | Lente | B |
P9 | Pierres, galets | Nulle | C |
P10 | Pierres, galets | Rapide | C |
P11 | Pierres, galets | Moyenne | C |
P12 | Pierres, galets | Lente | C |
Taxon | Code SANDRE | A | B | C |
---|---|---|---|---|
Leuctra | 69 | 9 | 22 | 200 |
Leuctra geniculata | 33830 | 10 | ||
Leuctridae | 66 | 1 | 5 | |
Perla | 164 | 1 | 2 | 1 |
Perlodes | 150 | 2 | 1 | 3 |
Brachycentridae | 262 | 1 | ||
Agapetus | 191 | 1 | ||
Glossosoma | 190 | 1 | ||
Silo | 292 | 4 | ||
Silo-lithax | 5219 | 2 | 1 | 6 |
Cheumatopsyche lepida | 222 | 23 | 960 | 1261 |
Hydropsyche | 212 | 7 | 160 | 120 |
Hydroptila | 200 | 2 | ||
Hydroptilidae | 193 | 2 | ||
Athripsodes | 311 | 1 | 1 | |
Mystacides | 312 | 1 | ||
Polycentropus | 231 | 3 | 2 | 1 |
Psychomyia pusilla | 240 | 93 | 106 | |
Rhyacophila lato-sensu | 183 | 24 | 11 | |
Baetis lato sensu | 9794 | 43 | 25 | 51 |
Centroptilum luteolum | 384 | 6 | 4 | |
Procloeon | 390 | 2 | ||
Baetidae | 363 | 4 | ||
Ephemerella ignita | 451 | 2 | 1 | 5 |
Torleya major | 452 | 2 | 1 | |
Ephemera | 502 | 4 | ||
Ecdyonurus | 421 | 2 | 1 | 11 |
Electrogena | 3181 | 1 | ||
Heptagenia | 443 | 1 | ||
Heptageniidae | 399 | 4 | 1 | 9 |
Paraleptophlebia | 481 | 5 | 5 | |
Leptophlebiidae | 473 | 1 | ||
Ephoron virgo | 497 | 1 | ||
Aphelocheirus aestivalis | 2714 | 1 | 2 | 2 |
Micronecta | 719 | 1 | ||
Dryops | 613 | 1 | ||
Dupophilus | 620 | 8 | 27 | 33 |
Elmis | 618 | 2 | 7 | 22 |
Esolus | 619 | 4 | 27 | 55 |
Limnius | 623 | 2 | ||
Oulimnius | 622 | 1 | 2 | 5 |
Elmidae | 614 | 1 | ||
Orectochilus | 515 | 2 | 4 | |
Athericidae | 838 | 6 | 1 | 4 |
Blephariceridae | 747 | 4 | 1 | |
Ceratopogonidae | 819 | 1 | 1 | |
Chironomidae | 807 | 431 | 528 | 497 |
Empididae | 831 | 2 | 2 | |
Ephydridae | 844 | 2 | ||
Limoniidae | 757 | 1 | 7 | 15 |
Simuliidae | 801 | 107 | 11 | |
Tabanidae | 837 | 1 | ||
Calopteryx | 650 | 2 | ||
Gomphus | 679 | 10 | 1 | |
Gomphidae | 678 | 4 | ||
Pacifastacus leniusculus | 873 | 3 | ||
Gammarus | 892 | 30 | 1 | |
Gammaridae | 887 | 137 | ||
Copepoda | 3206 | 1 | ||
Hydracarina | 906 | 1 | 1 | 1 |
Corbicula | 1051 | 1 | 6 | 1 |
Ancylus fluviatilis | 1029 | 4 | 16 | 36 |
Erpobdellidae | 928 | 1 | ||
Oligochaeta | 933 | 4 | 126 | 35 |
Dugesiidae | 1055 | 2 | ||
Prostoma | 3110 | 1 | ||
Nematoda | 1089 | 1 | ||
Bryozoa | 1087 | 1 |