Listes faunistiques invertébrés
Le Gers en aval d'Aries Espenan 05115600
- Télécharger la fiche IRSTEA xls / 647 ko
- Export SEEE csv / 10 ko
Date prélèvement | 22/09/2020 | ||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Méthode | Petit cours d'eau | ||||||||||||||||||||||||||||||||
IBG |
20.0
|
||||||||||||||||||||||||||||||||
GFI | 9 | ||||||||||||||||||||||||||||||||
Variété taxonomique | 43 | ||||||||||||||||||||||||||||||||
I2M2 |
0.9410
|
Substrat | Recouvrement (%) | Définition |
---|---|---|
Bryophytes | 0.0 | marginal |
Hydrophytes | 0.0 | marginal |
Litieres | 1.0 | marginal |
Branchage, racines | 3.0 | marginal |
Pierres, galets | 71.0 | dominant |
Blocs | 12.0 | dominant |
Granulats | 4.0 | marginal |
Helophytes | 0.0 | marginal |
Vases | 0.0 | marginal |
Sables | 6.0 | dominant |
Algues | 0.0 | marginal |
Dalles, argiles | 3.0 | marginal |
Microprélèvement | Substrat | Vitesse | Phase |
---|---|---|---|
P1 | Litieres | Nulle | A |
P2 | Branchage, racines | A | |
P3 | Granulats | Lente | A |
P4 | Dalles, argiles | A | |
P5 | Pierres, galets | B | |
P6 | Blocs | B | |
P7 | Sables | Lente | B |
P8 | Pierres, galets | Rapide | B |
P9 | Pierres, galets | Lente | C |
P10 | Pierres, galets | C | |
P11 | Pierres, galets | Rapide | C |
P12 | Pierres, galets | Lente | C |
Taxon | Code SANDRE | A | B | C |
---|---|---|---|---|
Leuctra | 69 | 27 | 38 | 53 |
Protonemura | 46 | 2 | 2 | |
Perla | 164 | 1 | 1 | |
Perlodes | 150 | 2 | 2 | |
Taeniopteryx | 14 | 7 | 1 | |
Oligoplectrum | 263 | 1 | ||
Glossosoma | 190 | 1 | 1 | |
Silo-lithax | 5219 | 5 | ||
Silo | 292 | 13 | 2 | |
Hydropsyche | 212 | 82 | 22 | 99 |
Ithytrichia | 198 | 19 | ||
Lepidostoma | 305 | 12 | 4 | 7 |
Leptoceridae | 310 | 11 | 1 | |
Adicella | 320 | 1 | ||
Athripsodes | 311 | 1 | ||
Mystacides | 312 | 28 | ||
Oecetis | 317 | 17 | 1 | |
Odontocerum | 339 | 2 | 1 | 2 |
Rhyacophila lato-sensu | 183 | 1 | 3 | 6 |
Sericostoma | 322 | 74 | 72 | 25 |
Baetis lato sensu | 9794 | 13 | 50 | 21 |
Centroptilum | 383 | 1 | ||
Caenis | 457 | 9 | 2 | |
Ephemerella ignita | 451 | 21 | 11 | 11 |
Torleya | 2391 | 1 | ||
Ephemera | 502 | 1 | 4 | 1 |
Heptageniidae | 399 | 1 | 12 | 5 |
Ecdyonurus | 421 | 3 | 15 | |
Epeorus | 400 | 3 | 34 | |
Heptagenia | 443 | 1 | 2 | |
Rhithrogena | 404 | 10 | 15 | |
Leptophlebiidae | 473 | 12 | 1 | 2 |
Paraleptophlebia | 481 | 5 | 2 | |
Oligoneuriella | 394 | 1 | 9 | |
Gerris | 735 | 2 | ||
Pomatinus | 611 | 5 | ||
Colymbetinae | 2395 | 2 | ||
Dupophilus | 620 | 1 | 14 | 1 |
Elmis | 618 | 82 | 29 | 44 |
Esolus | 619 | 31 | 55 | 21 |
Limnius | 623 | 6 | 14 | 10 |
Oulimnius | 622 | 21 | 1 | |
Orectochilus | 515 | 11 | 3 | 10 |
Hydraena | 608 | 3 | 3 | 4 |
Athericidae | 838 | 3 | 8 | 10 |
Ceratopogonidae | 819 | 1 | ||
Chironomidae | 807 | 326 | 38 | 81 |
Empididae | 831 | 1 | 2 | 1 |
Limoniidae | 757 | 2 | 2 | |
Simuliidae | 801 | 25 | 2 | 7 |
Boyeria | 670 | 2 | ||
Gomphidae | 678 | 2 | 3 | |
Onychogomphus | 682 | 2 | ||
Calopteryx | 650 | 20 | ||
Gammaridae | 887 | 2 | ||
Echinogammarus | 888 | 5 | 3 | |
Gammarus | 892 | 2 | 1 | |
Pisidium | 1043 | 4 | 2 | |
Hydrobiidae | 973 | 14 | 1 | |
Potamopyrgus | 978 | 15 | ||
Physidae | 995 | 3 | ||
Ancylus | 1028 | 2 | 1 | |
Oligochaeta | 933 | 3 | 7 | 3 |
Planariidae | 1061 | 1 | ||
Hydracarina | 906 | 3 | 2 | 2 |
Copepoda | 3206 | 6 | ||
Ostracoda | 3170 | 1 |