Listes faunistiques invertébrés
Le Gers en aval d'Aries Espenan 05115600
- Télécharger la fiche IRSTEA xls / 647 ko
- Export SEEE csv / 11 ko
| Date prélèvement | 24/09/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 48 |
| Taxon indicateur | Taeniopterygidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 81.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 7.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Lente | A |
| P2 | Branchage, racines | Moyenne | A |
| P3 | Blocs | Moyenne | A |
| P4 | Granulats | Moyenne | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Sables | Lente | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Pierres, galets | Rapide | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 14 | 14 | 45 |
| Protonemura | 46 | 4 | ||
| Perlodes | 150 | 1 | ||
| Taeniopteryx | 14 | 22 | 7 | |
| Beraeodes | 329 | 1 | ||
| Silo | 292 | 1 | 2 | 2 |
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 97 | 12 | 67 |
| Hydroptilidae | 193 | 1 | ||
| Ithytrichia | 198 | 16 | ||
| Lepidostomatidae | 304 | 26 | 1 | 24 |
| Lasiocephala | 307 | 10 | 4 | |
| Lepidostoma | 305 | 11 | ||
| Leptoceridae | 310 | 1 | ||
| Adicella | 320 | 6 | ||
| Athripsodes | 311 | 1 | 1 | |
| Mystacides | 312 | 6 | 3 | |
| Oecetis | 317 | 7 | 1 | |
| Limnephilinae | 3163 | 1 | ||
| Odontocerum | 339 | 2 | ||
| Rhyacophila lato-sensu | 183 | 7 | 5 | 3 |
| Sericostomatidae | 321 | 55 | 28 | 14 |
| Sericostoma | 322 | 10 | 15 | 3 |
| Baetis lato sensu | 9794 | 95 | 42 | 45 |
| Centroptilum | 383 | 1 | ||
| Caenis | 457 | 1 | 2 | |
| Ephemerella ignita | 451 | 24 | 4 | 1 |
| Ephemera | 502 | 5 | 1 | |
| Heptageniidae | 399 | 2 | 1 | |
| Ecdyonurus | 421 | 1 | 2 | 6 |
| Epeorus | 400 | 4 | 4 | 10 |
| Heptagenia | 443 | 2 | ||
| Leptophlebiidae | 473 | 1 | 1 | 1 |
| Oligoneuriella | 394 | 1 | 3 | 6 |
| Micronecta | 719 | 2 | ||
| Gerris | 735 | 1 | ||
| Nepidae | 725 | 1 | ||
| Pomatinus | 611 | 4 | ||
| Colymbetinae | 2395 | 2 | ||
| Dupophilus | 620 | 4 | 8 | 8 |
| Elmis | 618 | 182 | 41 | 42 |
| Esolus | 619 | 78 | 26 | 40 |
| Limnius | 623 | 15 | 22 | 10 |
| Oulimnius | 622 | 1 | ||
| Orectochilus | 515 | 17 | 1 | 5 |
| Helodes | 636 | 1 | ||
| Hydraena | 608 | 3 | 2 | |
| Athericidae | 838 | 1 | 5 | 9 |
| Blephariceridae | 747 | 6 | 1 | |
| Ceratopogonidae | 819 | 4 | ||
| Chironomidae | 807 | 72 | 31 | 26 |
| Empididae | 831 | 1 | 2 | |
| Limoniidae | 757 | 14 | 10 | 5 |
| Simuliidae | 801 | 80 | 6 | 24 |
| Tabanidae | 837 | 1 | ||
| Boyeria | 670 | 1 | ||
| Gomphidae | 678 | 1 | ||
| Onychogomphus | 682 | 2 | ||
| Calopteryx | 650 | 145 | 6 | 4 |
| Gammarus | 892 | 33 | 3 | 3 |
| Sphaeriidae | 1042 | 6 | 3 | |
| Pisidium | 1043 | 4 | 2 | |
| Potamopyrgus | 978 | 16 | 12 | 4 |
| Physa (sensu lato) | 997 | 1 | ||
| Planorbidae | 1009 | 1 | ||
| Ancylus | 1028 | 9 | 12 | 13 |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 25 | 9 | 9 |
| Tricladida | 1054 | 1 | ||
| Dugesiidae | 1055 | 1 | ||
| Nematoda | 1089 | 1 | 1 | |
| Gordiaca | 5189 | 2 | ||
| Hydracarina | 906 | 9 | 1 | 7 |