Listes faunistiques invertébrés
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| Date prélèvement | 22/08/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 46 |
| I2M2 | 0.7369 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 4.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 66.0 | dominant |
| Blocs | 7.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 2.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Rapide | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chironomidae | 807 | 455 | 106 | 365 |
| Oligochaeta | 933 | 103 | 62 | 46 |
| Erpobdellidae | 928 | 1 | 1 | 1 |
| Glossiphoniidae | 908 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Gammarus | 892 | 1605 | 27 | 43 |
| Tabanidae | 837 | 10 | ||
| Empididae | 831 | 1 | 2 | 4 |
| Ceratopogonidae | 819 | 1 | 1 | |
| Potamopyrgus antipodarum | 979 | 1 | ||
| Simuliidae | 801 | 29 | 17 | 30 |
| Psychodidae | 783 | 2 | ||
| Limoniidae | 757 | 1 | ||
| Blephariceridae | 747 | 1 | ||
| Sialis | 704 | 1 | ||
| Riolus | 625 | 2 | ||
| Limnius | 623 | 18 | 22 | 22 |
| Oulimnius | 622 | 1 | ||
| Hydrozoa | 3168 | 1 | ||
| Pediciidae | 50011 | 27 | 9 | 3 |
| Brachycentrus maculatus | 49101 | 1 | ||
| Pomatinus substriatus | 33844 | 1 | ||
| Leuctra geniculata | 33830 | 33 | 17 | |
| Agapetinae | 9812 | 6 | 4 | |
| Baetis lato sensu | 9794 | 1201 | 1240 | 891 |
| Branchiobdella | 5191 | 1 | ||
| Ostracoda | 3170 | 1 | 1 | |
| Esolus | 619 | 71 | 150 | 93 |
| Hydroporinae | 2393 | 9 | 2 | |
| Beraeodes minutus | 2379 | 1 | ||
| Planariidae | 1061 | 77 | 20 | 35 |
| Pisidium | 1043 | 5 | ||
| Sphaeriidae | 1042 | 1 | ||
| Ancylus fluviatilis | 1029 | 41 | 78 | 66 |
| Radix | 1004 | 2 | ||
| Bythinella | 992 | 1 | 1 | 1 |
| Agapetus | 191 | 1 | ||
| Silo | 292 | 2 | ||
| Micrasema | 268 | 10 | 5 | 2 |
| Polycentropus | 231 | 1 | 2 | |
| Polycentropodidae | 223 | 3 | ||
| Hydropsyche | 212 | 36 | 71 | 310 |
| Hydropsychidae | 211 | 9 | 8 | 35 |
| Philopotamus | 209 | 1 | 17 | |
| Hydroptila | 200 | 2 | ||
| Leptoceridae | 310 | 1 | ||
| Glossosoma | 190 | 4 | 13 | |
| Rhyacophila lato-sensu | 183 | 23 | 22 | 15 |
| Perla | 164 | 1 | 2 | |
| Perlidae | 155 | 1 | 6 | 1 |
| Perlodes | 150 | 1 | ||
| Leuctra | 69 | 219 | 195 | 361 |
| Protonemura | 46 | 3 | ||
| Nemoura | 26 | 2 | 1 | |
| Ephemerella ignita | 451 | 307 | 48 | 63 |
| Elmis | 618 | 163 | 157 | 120 |
| Hydraena | 608 | 7 | 13 | 11 |
| Ephemera | 502 | 5 | ||
| Habrophlebia | 491 | 2 | 10 | |
| Habroleptoides | 485 | 1 | ||
| Leptophlebiidae | 473 | 6 | 1 | |
| Caenis | 457 | 2 | 2 | 6 |
| Caenidae | 456 | 1 | ||
| Nemouridae | 20 | 1 | ||
| Ecdyonurus | 421 | 2 | 25 | 41 |
| Rhithrogena | 404 | 2 | 27 | 15 |
| Epeorus | 400 | 20 | 67 | |
| Heptageniidae | 399 | 6 | 35 | 37 |
| Odontocerum albicorne | 340 | 9 | 1 | 6 |
| Sericostoma | 322 | 21 | 2 | 1 |
| Sericostomatidae | 321 | 17 | 16 | 1 |