Listes faunistiques invertébrés
Le Viaur à St-Just du Viaur 05125400
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Date prélèvement | 26/09/2018 | ||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Méthode | Petit cours d'eau | ||||||||||||||||||||||||||||||||
IBG |
20.0
|
||||||||||||||||||||||||||||||||
GFI | 9 | ||||||||||||||||||||||||||||||||
Variété taxonomique | 43 | ||||||||||||||||||||||||||||||||
Taxon indicateur | Perlodidae | ||||||||||||||||||||||||||||||||
I2M2 |
0.9261
|
Substrat | Recouvrement (%) | Définition |
---|---|---|
Bryophytes | ||
Hydrophytes | ||
Litieres | 1.0 | marginal |
Branchage, racines | 1.0 | marginal |
Pierres, galets | 81.0 | dominant |
Blocs | 8.0 | dominant |
Granulats | 1.0 | marginal |
Helophytes | 1.0 | marginal |
Vases | ||
Sables | 1.0 | marginal |
Algues | 1.0 | marginal |
Dalles, argiles | 5.0 | dominant |
Microprélèvement | Substrat | Vitesse | Phase |
---|---|---|---|
P1 | Litieres | Nulle | A |
P2 | Branchage, racines | Nulle | A |
P3 | Granulats | Lente | A |
P4 | Helophytes | Lente | A |
P5 | Pierres, galets | Lente | B |
P6 | Blocs | Lente | B |
P7 | Dalles, argiles | Lente | B |
P8 | Pierres, galets | Moyenne | B |
P9 | Pierres, galets | Nulle | C |
P10 | Pierres, galets | Rapide | C |
P11 | Pierres, galets | Lente | C |
P12 | Pierres, galets | Moyenne | C |
Taxon | Code SANDRE | A | B | C |
---|---|---|---|---|
Chloroperlidae | 169 | 1 | ||
Leuctra | 69 | 6 | 12 | 46 |
Leuctra geniculata | 33830 | 2 | ||
Nemoura | 26 | 1 | ||
Perla | 164 | 2 | 5 | |
Perlodes | 150 | 5 | 4 | |
Taeniopteryx | 14 | 4 | 4 | 4 |
Brachycentridae | 262 | 1 | ||
Glossosoma | 190 | 1 | ||
Goera pilosa | 288 | 9 | ||
Silo | 292 | 8 | 1 | |
Silo-lithax | 5219 | 5 | 5 | 4 |
Cheumatopsyche lepida | 222 | 16 | 76 | 176 |
Hydropsyche | 212 | 9 | 24 | 67 |
Hydroptila | 200 | 2 | ||
Orthotrichia | 197 | 9 | 2 | |
Hydroptilidae | 193 | 1 | ||
Lepidostomatidae | 304 | 1 | ||
Athripsodes | 311 | 6 | 3 | 4 |
Mystacides | 312 | 24 | 3 | 2 |
Oecetis | 317 | 4 | 1 | 6 |
Cyrnus | 224 | 1 | ||
Polycentropus | 231 | 1 | ||
Polycentropodidae | 223 | 2 | ||
Psychomyia pusilla | 240 | 5 | 27 | 15 |
Psychomyiidae | 238 | 1 | 2 | 1 |
Rhyacophila lato-sensu | 183 | 1 | 4 | |
Sericostoma | 322 | 1 | ||
Baetis lato sensu | 9794 | 3 | 48 | 31 |
Centroptilum luteolum | 384 | 3 | ||
Procloeon | 390 | 2 | 1 | |
Procloeon bifidum | 391 | 1 | 4 | |
Procloeon pennulatum | 29153 | 1 | ||
Baetidae | 363 | 3 | 2 | |
Caenis | 457 | 1 | ||
Torleya major | 452 | 7 | 6 | 6 |
Ephemera | 502 | 45 | 10 | 7 |
Ecdyonurus | 421 | 2 | 4 | 11 |
Epeorus | 400 | 3 | ||
Heptagenia | 443 | 3 | 3 | |
Rhithrogena | 404 | 8 | ||
Heptageniidae | 399 | 5 | 30 | |
Habrophlebia | 491 | 1 | ||
Paraleptophlebia | 481 | 3 | 2 | 7 |
Leptophlebiidae | 473 | 18 | 2 | 18 |
Potamanthus luteus | 510 | 2 | 2 | |
Aphelocheirus aestivalis | 2714 | 2 | 1 | 2 |
Micronecta | 719 | 2 | 1 | |
Gerris | 735 | 3 | ||
Colymbetinae | 2395 | 14 | 2 | |
Dytiscidae | 527 | 2 | ||
Dupophilus | 620 | 7 | 26 | 84 |
Elmis | 618 | 22 | 6 | 14 |
Esolus | 619 | 153 | 58 | 142 |
Limnius | 623 | 6 | 13 | |
Oulimnius | 622 | 6 | ||
Stenelmis | 617 | 6 | ||
Orectochilus | 515 | 3 | ||
Hydraena | 608 | 1 | ||
Athericidae | 838 | 2 | 2 | 9 |
Ceratopogonidae | 819 | 1 | ||
Chironomidae | 807 | 226 | 55 | 155 |
Empididae | 831 | 4 | 4 | |
Ephydridae | 844 | 10 | ||
Limoniidae | 757 | 1 | 3 | 2 |
Simuliidae | 801 | 1 | ||
Tabanidae | 837 | 1 | ||
Tipulidae | 753 | 3 | 1 | |
Calopteryx | 650 | 87 | 1 | |
Onychogomphus | 682 | 3 | 6 | |
Gomphidae | 678 | 6 | 5 | 17 |
Platycnemis | 657 | 1 | ||
Gammarus | 892 | 49 | 2 | 2 |
Corbicula | 1051 | 123 | 8 | 4 |
Ancylus fluviatilis | 1029 | 12 | 20 | 14 |
Oligochaeta | 933 | 4 | 62 | 7 |
Nematoda | 1089 | 1 | 1 | |
Cladocera | 3127 | 1 | 1 | |
Copepoda | 3206 | 1 | 1 | 1 |
Hydracarina | 906 | 1 | 1 | 1 |
Hydrozoa | 3168 | 1 |