Listes faunistiques invertébrés
L'Aveyron à Pessens 05127660
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| Date prélèvement | 24/07/2012 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 19.0 |
| GFI | 8 |
| Variété taxonomique | 43 |
| Taxon indicateur | Brachycentridae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 4.0 | marginal |
| Pierres, galets | 62.0 | dominant |
| Blocs | 24.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Blocs | Moyenne | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 4 | 14 | 12 |
| Leuctra | 69 | 6 | 7 | 10 |
| Protonemura | 46 | 1 | ||
| Oligoplectrum | 263 | 23 | 115 | |
| Silo | 292 | 1 | 1 | |
| Hydropsychidae | 211 | 4 | ||
| Cheumatopsyche | 221 | 196 | 64 | 32 |
| Hydropsyche | 212 | 1783 | 360 | 766 |
| Hydroptila | 200 | 1 | 12 | 5 |
| Orthotrichia | 197 | 1 | ||
| Ceraclea | 313 | 2 | 2 | |
| Mystacides | 312 | 48 | 8 | 3 |
| Oecetis | 317 | 9 | 2 | 5 |
| Ylodes | 5140 | 55 | ||
| Limnephilinae | 3163 | 3 | 2 | |
| Polycentropodidae | 223 | 6 | 2 | 5 |
| Cyrnus | 224 | 3 | ||
| Polycentropus | 231 | 7 | 7 | 13 |
| Psychomyiidae | 238 | 1 | ||
| Lype | 241 | 3 | 1 | |
| Psychomyia | 239 | 3 | 86 | 128 |
| Rhyacophila lato-sensu | 183 | 3 | 6 | 10 |
| Baetidae | 363 | 1 | ||
| Baetis | 364 | 25 | 54 | 42 |
| Centroptilum | 383 | 5 | 1 | |
| Caenis | 457 | 109 | 56 | 31 |
| Ephemerellidae | 449 | 2 | ||
| Ephemerella ignita | 451 | 39 | 7 | 31 |
| Torleya | 2391 | 1 | 2 | 1 |
| Heptageniidae | 399 | 3 | ||
| Ecdyonurus | 421 | 2 | 3 | |
| Electrogena | 3181 | 4 | ||
| Epeorus | 400 | 2 | ||
| Leptophlebiidae | 473 | 1 | ||
| Choroterpes | 474 | 2 | ||
| Habroleptoides | 485 | 1 | ||
| Paraleptophlebia | 481 | 1 | 1 | |
| Oligoneuriella | 394 | 2 | ||
| Ephoron | 496 | 97 | 52 | 44 |
| Aphelocheirus | 721 | 9 | 2 | |
| Micronecta | 719 | 1 | ||
| Elmis | 618 | 72 | 16 | 23 |
| Esolus | 619 | 88 | 9 | 58 |
| Limnius | 623 | 8 | 3 | 35 |
| Normandia | 624 | 1 | 4 | |
| Oulimnius | 622 | 120 | 5 | 21 |
| Riolus | 625 | 16 | 2 | |
| Stenelmis | 617 | 32 | 10 | 26 |
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 28 | 3 | 7 |
| Chironomidae | 807 | 220 | 197 | 128 |
| Empididae | 831 | 28 | 4 | 10 |
| Limoniidae | 757 | 8 | 13 | 14 |
| Simuliidae | 801 | 42 | 8 | 98 |
| Boyeria | 670 | 2 | ||
| Calopteryx | 650 | 3 | ||
| Gomphus | 679 | 2 | 1 | |
| Platycnemis | 657 | 8 | ||
| Copepoda | 3206 | 1 | ||
| Gammarus | 892 | 5 | 1 | |
| Asellidae | 880 | 60 | ||
| Cambaridae | 2024 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Sphaerium | 1044 | 7 | 1 | |
| Pisidium | 1043 | 9 | 1 | |
| Ancylus | 1028 | 9 | 14 | 31 |
| Bithynia | 994 | 2 | ||
| Theodoxus | 967 | 1 | 15 | |
| Physa (sensu lato) | 997 | 1 | ||
| Erpobdellidae | 928 | 7 | ||
| Oligochaeta | 933 | 52 | 33 | 23 |
| Dugesiidae | 1055 | 5 | 14 | |
| Nematoda | 1089 | 1 | 1 | |
| Cnidaria | 1075 | 1 | ||
| Bryozoa | 1087 | 1 | 1 | 1 |
| Prostoma | 3110 | 1 |