Listes faunistiques invertébrés
Le Gers en aval d'Aries Espenan 05115600
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 11 ko
Date prélèvement | 26/09/2022 | ||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Méthode | Petit cours d'eau | ||||||||||||||||||||||||||||||||
IBG |
20.0
|
||||||||||||||||||||||||||||||||
GFI | 9 | ||||||||||||||||||||||||||||||||
Variété taxonomique | 42 | ||||||||||||||||||||||||||||||||
I2M2 |
0.9846
|
Substrat | Recouvrement (%) | Définition |
---|---|---|
Bryophytes | 0.0 | marginal |
Hydrophytes | 0.0 | marginal |
Litieres | 2.0 | marginal |
Branchage, racines | 3.0 | marginal |
Pierres, galets | 70.0 | dominant |
Blocs | 3.0 | marginal |
Granulats | 6.0 | dominant |
Helophytes | 0.0 | marginal |
Vases | 0.0 | marginal |
Sables | 4.0 | marginal |
Algues | 0.0 | marginal |
Dalles, argiles | 12.0 | dominant |
Microprélèvement | Substrat | Vitesse | Phase |
---|---|---|---|
P1 | Litieres | Nulle | A |
P2 | Branchage, racines | Lente | A |
P3 | Blocs | Moyenne | A |
P4 | Sables | Nulle | A |
P5 | Pierres, galets | Moyenne | B |
P6 | Granulats | Lente | B |
P7 | Dalles, argiles | Lente | B |
P8 | Pierres, galets | Lente | B |
P9 | Branchage, racines | Rapide | C |
P10 | Pierres, galets | Nulle | C |
P11 | Pierres, galets | Moyenne | C |
P12 | Pierres, galets | Lente | C |
Taxon | Code SANDRE | A | B | C |
---|---|---|---|---|
Leuctra | 69 | 7 | 47 | 36 |
Euleuctra geniculata | 68 | 2 | 3 | |
Protonemura | 46 | 1 | 3 | |
Perla | 164 | 1 | 2 | |
Perlodes | 150 | 1 | 3 | |
Taeniopterygidae | 2 | 3 | 1 | |
Glossosomatidae | 189 | 1 | ||
Glossosomatinae | 20359 | 1 | ||
Silo | 292 | 1 | ||
Hydropsyche | 212 | 7 | 37 | 78 |
Hydroptila | 200 | 1 | ||
Ithytrichia | 198 | 71 | 1 | |
Lepidostomatidae | 304 | 2 | 10 | |
Lepidostoma | 305 | 2 | 5 | 23 |
Adicella | 320 | 3 | ||
Athripsodes | 311 | 7 | 1 | |
Mystacides | 312 | 3 | 2 | |
Oecetis | 317 | 2 | 6 | 6 |
Limnephilinae | 3163 | 2 | ||
Odontocerum | 339 | 1 | 1 | |
Polycentropodidae | 223 | 6 | 1 | |
Polycentropus | 231 | 16 | 6 | |
Rhyacophila stricto-sensu | 5237 | 1 | 2 | |
Sericostomatidae | 321 | 7 | 18 | |
Sericostoma | 322 | 18 | 34 | 11 |
Baetis lato sensu | 9794 | 10 | 108 | 101 |
Serratella | 5152 | 1 | 5 | 10 |
Torleya | 2391 | 1 | ||
Ephemera | 502 | 2 | 3 | |
Heptageniidae | 399 | 1 | 2 | 1 |
Ecdyonurus | 421 | 1 | 1 | |
Epeorus | 400 | 6 | 4 | |
Rhithrogena | 404 | 3 | ||
Habroleptoides | 485 | 5 | ||
Paraleptophlebia | 481 | 4 | 1 | |
Gerridae | 734 | 4 | ||
Dryopidae | 610 | 1 | ||
Pomatinus substriatus | 33844 | 9 | ||
Dupophilus | 620 | 12 | 45 | |
Elmis | 618 | 26 | 41 | 103 |
Esolus | 619 | 15 | 115 | 104 |
Limnius | 623 | 5 | 5 | 16 |
Oulimnius | 622 | 30 | 1 | |
Orectochilus | 515 | 4 | 2 | 2 |
Hydraena | 608 | 6 | 4 | |
Athericidae | 838 | 3 | 8 | 6 |
Atrichops | 840 | 10 | ||
Blephariceridae | 747 | 1 | ||
Ceratopogonidae | 819 | 6 | 1 | |
Chironomidae | 807 | 74 | 24 | 41 |
Empididae | 831 | 1 | ||
Limoniidae | 757 | 2 | ||
Pediciidae | 50011 | 1 | 9 | 12 |
Simuliidae | 801 | 14 | 19 | |
Boyeria | 670 | 2 | ||
Gomphidae | 678 | 10 | 6 | |
Onychogomphus | 682 | 1 | ||
Calopteryx | 650 | 28 | 1 | |
Copepoda | 3206 | 1 | ||
Pisidium | 1043 | 2 | ||
Potamopyrgus | 978 | 3 | 1 | 1 |
Physidae | 995 | 2 | ||
Physella | 19280 | 1 | ||
Planorbidae | 1009 | 1 | ||
Ancylus | 1028 | 20 | ||
Oligochaeta | 933 | 73 | 4 | 8 |
Dugesiidae | 1055 | 11 | 1 | |
Prostoma | 3110 | 1 | ||
Hydracarina | 906 | 3 | 14 | 6 |
Hydrozoa | 3168 | 1 |