Listes faunistiques invertébrés
Le Trévezel au niveau de Lanuejouls 05148080
- Télécharger la fiche IRSTEA xls / 109 ko
- Export SEEE csv / 10 ko
| Date prélèvement | 11/08/2020 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 46 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 4.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 9.0 | dominant |
| Blocs | 8.0 | dominant |
| Granulats | 9.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 3.0 | marginal |
| Dalles, argiles | 64.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Moyenne | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Lente | B |
| P7 | Granulats | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Dalles, argiles | Rapide | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Psychodidae | 783 | 1 | ||
| Blephariceridae | 747 | 6 | ||
| Thremma | 301 | 1 | ||
| Rhyacophila lato-sensu | 183 | 2 | 3 | |
| Limoniidae | 757 | 2 | 1 | |
| Simuliidae | 801 | 1 | 66 | |
| Agapetus | 191 | 14 | 9 | |
| Athericidae | 838 | 1 | ||
| Epeorus | 400 | 26 | 3 | |
| Heptageniidae | 399 | 2 | ||
| Perla | 164 | 8 | ||
| Rhithrogena | 404 | 12 | ||
| Caenis | 457 | 4 | ||
| Philopotamus | 209 | 1 | ||
| Habroleptoides | 485 | 4 | ||
| Polycentropus | 231 | 1 | 1 | |
| Hydrocyphon | 637 | 2 | ||
| Valvata | 972 | 1 | ||
| Rhagionidae | 841 | 1 | ||
| Silo | 292 | 4 | 2 | |
| Ancylus | 1028 | 5 | 5 | |
| Ceratopogoninae | 822 | 2 | ||
| Centroptilum | 383 | 4 | ||
| Baetis lato sensu | 9794 | 17 | 23 | 16 |
| Ephemerella ignita | 451 | 72 | 21 | 1 |
| Ecdyonurus | 421 | 5 | 52 | |
| Ephemera | 502 | 1 | ||
| Leptophlebiidae | 473 | 9 | 3 | |
| Habrophlebia | 491 | 39 | ||
| Oligochaeta | 933 | 148 | 58 | |
| Dixidae | 793 | 4 | 4 | |
| Empididae | 831 | 3 | 3 | |
| Tipulidae | 753 | 8 | ||
| Simuliinae | 20560 | 9 | ||
| Chironomidae | 807 | 1072 | 46 | 44 |
| Anthomyidae | 847 | 4 | ||
| Veliidae | 743 | 1 | ||
| Gerris | 735 | 1 | 3 | |
| Cordulegaster | 687 | 4 | ||
| Boyeria | 670 | 1 | ||
| Bythinella | 992 | 2 | 8 | |
| Hydracarina | 906 | 1 | 1 | 1 |
| Colymbetinae | 2395 | 1 | ||
| Hydroporinae | 2393 | 3 | 13 | |
| Hydraena | 608 | 4 | ||
| Esolus | 619 | 32 | 108 | 2 |
| Limnius | 623 | 24 | ||
| Elmis | 618 | 265 | 24 | 30 |
| Oulimnius | 622 | 16 | 36 | 1 |
| Isoperla | 140 | 3 | ||
| Dinocras | 156 | 27 | 4 | |
| Protonemura | 46 | 643 | 1 | 16 |
| Leuctra | 69 | 362 | 136 | |
| Leuctra geniculata | 33830 | 1 | ||
| Perlodes | 150 | 1 | 5 | |
| Nemoura | 26 | 1 | ||
| Glossiphoniidae | 908 | 1 | ||
| Erpobdellidae | 928 | 18 | 18 | |
| Adicella | 320 | 3 | ||
| Mystacides | 312 | 1 | ||
| Hydropsyche | 212 | 11 | 2 | |
| Sericostomatidae | 321 | 12 | 12 | |
| Micrasema | 268 | 408 | 124 | 144 |
| Drusinae | 3120 | 1 | 1 | |
| Odontocerum | 339 | 4 | 16 | 1 |
| Sericostoma | 322 | 86 | 27 | |
| Limnephilinae | 3163 | 59 | 10 |