Listes faunistiques invertébrés
L'Echez à Oursbelille 05234280
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| Date prélèvement | 01/08/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 37 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 63.0 | dominant |
| Blocs | ||
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 25.0 | dominant |
| Algues | ||
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | A |
| P2 | Hydrophytes | Lente | A |
| P3 | Litieres | Nulle | A |
| P4 | Branchage, racines | Moyenne | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Sables | Nulle | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Sables | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 5 | 18 | 67 |
| Leuctra geniculata | 33830 | 24 | 9 | 27 |
| Brachycentrus maculatus | 49101 | 567 | 2 | 86 |
| Silo | 292 | 1 | ||
| Cheumatopsyche lepida | 222 | 6 | 5 | 4 |
| Hydropsyche | 212 | 121 | 10 | 12 |
| Hydropsychidae | 211 | 11 | ||
| Hydroptila | 200 | 30 | 1 | |
| Ithytrichia | 198 | 630 | 4 | 5 |
| Lepidostoma hirtum | 306 | 28 | 3 | |
| Lepidostomatidae | 304 | 2 | ||
| Athripsodes | 311 | 1 | 2 | |
| Mystacides | 312 | 5 | 2 | |
| Limnephilinae | 3163 | 1 | ||
| Polycentropus | 231 | 2 | 2 | 2 |
| Psychomyia pusilla | 240 | 6 | ||
| Rhyacophila lato-sensu | 183 | 2 | 5 | |
| Baetis lato sensu | 9794 | 18 | 24 | 27 |
| Centroptilum luteolum | 384 | 1 | ||
| Labiobaetis | 32271 | 2 | ||
| Procloeon | 390 | 3 | 1 | |
| Caenis | 457 | 3 | 1 | 2 |
| Ephemerella ignita | 451 | 465 | 4 | 9 |
| Ephemera | 502 | 2 | ||
| Ecdyonurus | 421 | 25 | 13 | |
| Heptageniidae | 399 | 1 | 8 | 18 |
| Aphelocheirus aestivalis | 2714 | 6 | 20 | 2 |
| Micronecta | 719 | 2 | ||
| Dupophilus | 620 | 34 | 17 | 14 |
| Elmis | 618 | 755 | 51 | 43 |
| Esolus | 619 | 68 | 206 | 125 |
| Limnius | 623 | 51 | 14 | |
| Macronychus | 626 | 34 | ||
| Oulimnius | 622 | 617 | 43 | 19 |
| Stenelmis | 617 | 34 | 9 | 2 |
| Orectochilus | 515 | 2 | 1 | |
| Gyrinidae | 512 | 1 | ||
| Hydraena | 608 | 1 | 1 | 4 |
| Athericidae | 838 | 8 | 8 | 2 |
| Blephariceridae | 747 | 2 | ||
| Chironomidae | 807 | 24 | 18 | 10 |
| Pediciidae | 50011 | 6 | 15 | 2 |
| Simuliidae | 801 | 840 | 4 | 115 |
| Calopteryx | 650 | 1 | ||
| Gomphus | 679 | 1 | 1 | |
| Onychogomphus | 682 | 1 | ||
| Sialis | 704 | 1 | 1 | |
| Asellidae | 880 | 3 | ||
| Echinogammarus | 888 | 180 | 46 | 124 |
| Gammaridae | 887 | 813 | 106 | 41 |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Hydracarina | 906 | 1 | 1 | |
| Pisidium | 1043 | 3 | 5 | |
| Sphaerium | 1044 | 4 | ||
| Sphaeriidae | 1042 | 1 | ||
| Potamopyrgus antipodarum | 979 | 864 | 1070 | 673 |
| Hydrobiidae | 973 | 192 | 140 | 18 |
| Radix | 1004 | 1 | ||
| Theodoxus fluviatilis | 968 | 2 | 1 | 10 |
| Physella | 19280 | 1 | ||
| Ancylus fluviatilis | 1029 | 21 | 79 | 37 |
| Planorbidae | 1009 | 1 | ||
| Erpobdellidae | 928 | 1 | ||
| Piscicolidae | 918 | 1 | ||
| Oligochaeta | 933 | 1 | 6 | 4 |
| Dugesiidae | 1055 | 1 | ||
| Planariidae | 1061 | 1 | 1 | |
| Prostoma | 3110 | 1 |