Inventaire invertébrés Le Béez au niveau d'Asson
| Taxon | Code SANDRE |
|---|---|
| Leuctridae | 66 |
| Leuctra | 69 |
| Nemoura | 26 |
| Beraeodes | 329 |
| Micrasema | 268 |
| Oligoplectrum | 263 |
| Goeridae | 286 |
| Goera | 287 |
| Hydropsychidae | 211 |
| Cheumatopsyche | 221 |
| Hydropsyche | 212 |
| Hydroptilidae | 193 |
| Hydroptila | 200 |
| Lepidostoma | 305 |
| Leptoceridae | 310 |
| Adicella | 320 |
| Ceraclea | 313 |
| Mystacides | 312 |
| Oecetis | 317 |
| Limnephilinae | 3163 |
| Stenophylacini-chaetopterygini | 3146 |
| Polycentropodidae | 223 |
| Cyrnus | 224 |
| Polycentropus | 231 |
| Lype | 241 |
| Psychomyia | 239 |
| Rhyacophila lato-sensu | 183 |
| Sericostomatidae | 321 |
| Sericostoma | 322 |
| Baetidae | 363 |
| Baetis lato sensu | 9794 |
| Baetis | 364 |
| Centroptilum | 383 |
| Procloeon | 390 |
| Caenis | 457 |
| Ephemera | 502 |
| Ephemerella ignita | 451 |
| Heptageniidae | 399 |
| Ecdyonurus | 421 |
| Heptagenia | 443 |
| Rhithrogena | 404 |
| Leptophlebiidae | 473 |
| Habroleptoides | 485 |
| Paraleptophlebia | 481 |
| Aphelocheirus | 721 |
| Pomatinus | 611 |
| Dytiscidae | 527 |
| Colymbetinae | 2395 |
| Hydroporinae | 2393 |
| Elmidae | 614 |
| Dupophilus | 620 |
| Elmis | 618 |
| Esolus | 619 |
| Limnius | 623 |
| Macronychus | 626 |
| Normandia | 624 |
| Oulimnius | 622 |
| Riolus | 625 |
| Stenelmis | 617 |
| Orectochilus | 515 |
| Haliplus | 518 |
| Peltodytes | 519 |
| Hydraena | 608 |
| Hydrophilinae | 2517 |
| Athericidae | 838 |
| Ceratopogonidae | 819 |
| Chironomidae | 807 |
| Ephydridae | 844 |
| Limoniidae | 757 |
| Simuliidae | 801 |
| Stratiomyidae | 824 |
| Tabanidae | 837 |
| Tipulidae | 753 |
| Boyeria | 670 |
| Calopteryx | 650 |
| Gomphus | 679 |
| Onychogomphus | 682 |
| Platycnemis | 657 |
| Sialis | 704 |
| Sisyra | 856 |
| Gammaridae | 887 |
| Echinogammarus | 888 |
| Asellidae | 880 |
| Pisidium | 1043 |
| Ancylus | 1028 |
| Potamopyrgus | 978 |
| Radix | 1004 |
| Theodoxus | 967 |
| Planorbidae | 1009 |
| Erpobdellidae | 928 |
| Glossiphoniidae | 908 |
| Glossiphonia | 909 |
| Helobdella | 912 |
| Piscicola | 919 |
| Tricladida | 1054 |
| Dugesiidae | 1055 |
| Oligochaeta | 933 |
| Nematoda | 1089 |
| Hydracarina | 906 |
| Bryozoa | 1087 |
| Copepoda | 3206 |
| Physella | 19280 |
| Coenosiinae | 50792 |
| Agapetinae | 9812 |
| Leuctra geniculata | 33830 |
| Platambus | 556 |
| Antocha | 759 |
| Dicranota | 765 |
| Atherix | 839 |
| Atrichops | 840 |
| Chelifera | 2884 |
| Halesus | 3186 |
| Hemerodromiinae | 3202 |
| Anabolia | 281 |
| Procloeon bifidum | 391 |