Inventaire invertébrés Le ruisseau de Létrade à Saint-Avit
| Taxon | Code SANDRE |
|---|---|
| Chloroperlidae | 169 |
| Leuctra | 69 |
| Nemoura | 26 |
| Nemurella | 44 |
| Protonemura | 46 |
| Perlodidae | 127 |
| Isoperla | 140 |
| Brachyptera | 3 |
| Agapetus | 191 |
| Goeridae | 286 |
| Silo | 292 |
| Cheumatopsyche | 221 |
| Hydropsyche | 212 |
| Ithytrichia | 198 |
| Athripsodes | 311 |
| Ceraclea | 313 |
| Mystacides | 312 |
| Limnephilidae | 276 |
| Limnephilinae | 3163 |
| Stenophylacini-chaetopterygini | 3146 |
| Limnephilini | 3162 |
| Chimarra | 207 |
| Polycentropodidae | 223 |
| Cyrnus | 224 |
| Holocentropus | 235 |
| Polycentropus | 231 |
| Lype | 241 |
| Psychomyia | 239 |
| Tinodes | 245 |
| Rhyacophila lato-sensu | 183 |
| Notidobia | 325 |
| Baetis | 364 |
| Baetis lato sensu | 9794 |
| Caenis | 457 |
| Ephemera | 502 |
| Ephemerella | 450 |
| Ephemerella ignita | 451 |
| Serratella | 5152 |
| Heptageniidae | 399 |
| Ecdyonurus | 421 |
| Electrogena | 3181 |
| Heptagenia | 443 |
| Rhithrogena | 404 |
| Leptophlebiidae | 473 |
| Habrophlebia | 491 |
| Paraleptophlebia | 481 |
| Micronecta | 719 |
| Corixinae | 5196 |
| Gerridae | 734 |
| Gerris | 735 |
| Hydrometra | 740 |
| Notonecta | 730 |
| Veliidae | 743 |
| Dryops | 613 |
| Colymbetinae | 2395 |
| Hydroporinae | 2393 |
| Elmis | 618 |
| Oulimnius | 622 |
| Gyrinus | 514 |
| Orectochilus | 515 |
| Haliplus | 518 |
| Helophorus | 604 |
| Hydraena | 608 |
| Limnebius | 599 |
| Hydrochus | 606 |
| Hydrophilinae | 2517 |
| Anthomyidae | 847 |
| Athericidae | 838 |
| Blephariceridae | 747 |
| Ceratopogonidae | 819 |
| Chaoboridae | 791 |
| Chironomidae | 807 |
| Culicidae | 796 |
| Empididae | 831 |
| Limoniidae | 757 |
| Psychodidae | 783 |
| Simuliidae | 801 |
| Tabanidae | 837 |
| Tipulidae | 753 |
| Calopteryx | 650 |
| Corduliidae | 690 |
| Gomphus | 679 |
| Platycnemis | 657 |
| Sialis | 704 |
| Gammaridae | 887 |
| Gammarus | 892 |
| Asellidae | 880 |
| Pacifastacus | 872 |
| Orconectes | 870 |
| Sphaeriidae | 1042 |
| Sphaerium | 1044 |
| Pisidium | 1043 |
| Ancylus | 1028 |
| Acroloxus | 1033 |
| Ferrissia | 1030 |
| Hydrobiidae | 973 |
| Lymnaeidae | 998 |
| Galba | 1001 |
| Radix | 1004 |
| Physidae | 995 |
| Physa (sensu lato) | 997 |
| Planorbidae | 1009 |
| Branchiobdellidae | 3132 |
| Branchiobdella | 5191 |
| Erpobdellidae | 928 |
| Glossiphoniidae | 908 |
| Polycelis | 1064 |
| Oligochaeta | 933 |
| Nemathelmintha | 3111 |
| Hydracarina | 906 |
| Bryozoa | 1087 |
| Prostoma | 3110 |
| Aphelocheirus aestivalis | 2714 |
| Ostracoda | 3170 |
| Copepoda | 3206 |
| Dicranota | 765 |
| Hemerodromiinae | 3202 |
| Clinocerinae | 9813 |
| Physella | 19280 |
| Xironogiton | 23599 |
| Agabus | 555 |
| Mermithoïdea | 3159 |
| Nigrobaetis | 32270 |
| Cladocera | 3127 |
| Pediciini | 20537 |
| Laccophilus | 553 |
| Hexatomini | 20358 |