Listes faunistiques invertébrés
Le Viaur à Ségur 05125860
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 11 ko
Date prélèvement | 05/08/2021 | ||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Méthode | Petit cours d'eau | ||||||||||||||||||||||||||||||||
IBG |
20.0
|
||||||||||||||||||||||||||||||||
GFI | 9 | ||||||||||||||||||||||||||||||||
Variété taxonomique | 41 | ||||||||||||||||||||||||||||||||
I2M2 |
0.8476
|
Substrat | Recouvrement (%) | Définition |
---|---|---|
Bryophytes | 1.0 | marginal |
Hydrophytes | ||
Litieres | ||
Branchage, racines | 1.0 | marginal |
Pierres, galets | 82.0 | dominant |
Blocs | 8.0 | dominant |
Granulats | 1.0 | marginal |
Helophytes | 1.0 | marginal |
Vases | ||
Sables | 2.0 | marginal |
Algues | ||
Dalles, argiles | 4.0 | marginal |
Microprélèvement | Substrat | Vitesse | Phase |
---|---|---|---|
P1 | Bryophytes | Moyenne | A |
P2 | Branchage, racines | Nulle | A |
P3 | Granulats | Nulle | A |
P4 | Helophytes | Nulle | A |
P5 | Pierres, galets | Lente | B |
P6 | Blocs | Lente | B |
P7 | Pierres, galets | Moyenne | B |
P8 | Pierres, galets | Nulle | B |
P9 | Pierres, galets | Rapide | C |
P10 | Pierres, galets | Lente | C |
P11 | Pierres, galets | Moyenne | C |
P12 | Pierres, galets | Nulle | C |
Taxon | Code SANDRE | A | B | C |
---|---|---|---|---|
Chloroperlidae | 169 | 1 | ||
Leuctra | 69 | 6 | 51 | 136 |
Leuctra geniculata | 33830 | 2 | ||
Protonemura | 46 | 79 | 1 | 9 |
Dinocras | 156 | 3 | 1 | |
Perla | 164 | 1 | 6 | |
Perlidae | 155 | 1 | 3 | 13 |
Isoperla | 140 | 2 | ||
Micrasema | 268 | 373 | 7 | 4 |
Agapetinae | 9812 | 8 | 2 | |
Glossosoma | 190 | 1 | ||
Glossosomatidae | 189 | 1 | ||
Silo | 292 | 1 | ||
Silo-lithax | 5219 | 2 | 6 | 19 |
Goeridae | 286 | 3 | ||
Hydropsyche | 212 | 138 | 20 | 97 |
Hydropsychidae | 211 | 12 | 2 | 19 |
Athripsodes | 311 | 1 | ||
Limnephilinae | 3163 | 3 | 1 | |
Wormaldia | 210 | 1 | ||
Polycentropus | 231 | 2 | 10 | 8 |
Polycentropodidae | 223 | 7 | 6 | 3 |
Tinodes | 245 | 1 | ||
Rhyacophila lato-sensu | 183 | 6 | 7 | 8 |
Baetis lato sensu | 9794 | 97 | 99 | 150 |
Centroptilum luteolum | 384 | 2 | ||
Procloeon | 390 | 2 | 2 | 2 |
Caenis | 457 | 4 | 3 | 2 |
Torleya major | 452 | 2 | 2 | |
Ephemera | 502 | 11 | 7 | |
Ecdyonurus | 421 | 27 | 18 | |
Electrogena | 3181 | 4 | ||
Epeorus | 400 | 1 | 8 | |
Rhithrogena | 404 | 5 | 21 | |
Heptageniidae | 399 | 1 | 9 | 16 |
Habroleptoides | 485 | 1 | 4 | |
Habrophlebia | 491 | 1 | 25 | 2 |
Leptophlebiidae | 473 | 5 | 47 | 5 |
Hydrometra | 740 | 1 | ||
Veliidae | 743 | 2 | ||
Dryops | 613 | 1 | ||
Colymbetinae | 2395 | 5 | ||
Dupophilus | 620 | 3 | 27 | 90 |
Elmis | 618 | 93 | 25 | 41 |
Esolus | 619 | 16 | 53 | |
Limnius | 623 | 1 | ||
Normandia | 624 | 3 | ||
Oulimnius | 622 | 21 | 1 | 7 |
Riolus | 625 | 3 | ||
Hydraena | 608 | 3 | 3 | 6 |
Athericidae | 838 | 1 | 7 | 19 |
Ceratopogonidae | 819 | 3 | 1 | 2 |
Chironomidae | 807 | 129 | 78 | 158 |
Dixidae | 793 | 3 | ||
Empididae | 831 | 2 | 1 | |
Ephydridae | 844 | 2 | ||
Limoniidae | 757 | 4 | ||
Pediciidae | 50011 | 2 | 1 | 9 |
Psychodidae | 783 | 1 | ||
Simuliidae | 801 | 8 | 1 | 2 |
Calopteryx | 650 | 1 | ||
Sialis | 704 | 2 | 2 | 2 |
Pacifastacus leniusculus | 873 | 1 | 4 | 1 |
Gammaridae | 887 | 2 | ||
Copepoda | 3206 | 1 | 1 | 1 |
Hydracarina | 906 | 1 | 1 | 1 |
Pisidium | 1043 | 3 | ||
Sphaeriidae | 1042 | 3 | ||
Potamopyrgus antipodarum | 979 | 1 | 1 | |
Ancylus fluviatilis | 1029 | 4 | 22 | 12 |
Branchiobdellidae | 3132 | 1 | ||
Oligochaeta | 933 | 68 | 85 | 197 |
Nematoda | 1089 | 1 | 1 | 1 |