Listes faunistiques invertébrés
La Garonne en aval de la Pique 05183900
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 11 ko
| Date prélèvement | 27/09/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 42 |
| I2M2 | 0.8955 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 56.0 | dominant |
| Blocs | 25.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 12.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Hydrophytes | Lente | A |
| P3 | Litieres | Nulle | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Blocs | Lente | B |
| P7 | Granulats | Moyenne | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Blocs | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Limoniidae | 757 | 4 | 7 | |
| Lymnaeidae | 998 | 4 | 1 | |
| Physidae | 995 | 1 | ||
| Oligochaeta | 933 | 159 | 8 | 23 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Asellidae | 880 | 13 | ||
| Athericidae | 838 | 2 | 16 | 18 |
| Chironomidae | 807 | 263 | 30 | 16 |
| Simuliidae | 801 | 108 | 40 | 49 |
| Radix | 1004 | 18 | 2 | 6 |
| Blephariceridae | 747 | 1 | 13 | |
| Micronecta | 719 | 4 | ||
| Calopteryx | 650 | 3 | ||
| Limnius | 623 | 14 | 24 | 36 |
| Esolus | 619 | 1 | 36 | 21 |
| Elmis | 618 | 297 | 456 | 162 |
| Hydraena | 608 | 1 | 1 | |
| Orectochilus | 515 | 2 | 5 | |
| Ostracoda | 3170 | 1 | 1 | 1 |
| Lepidostoma basale | 49953 | 182 | 13 | 29 |
| Brachycentrus maculatus | 49101 | 9537 | 576 | 312 |
| Pomatinus substriatus | 33844 | 4 | ||
| Physella | 19280 | 3 | 3 | |
| Agapetinae | 9812 | 33 | 601 | 280 |
| Baetis lato sensu | 9794 | 69 | 219 | 157 |
| Gordiaca | 5189 | 1 | ||
| Copepoda | 3206 | 1 | ||
| Ephemera | 502 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Hydroporinae | 2393 | 1 | ||
| Nematoda | 1089 | 1 | 1 | |
| Hymenoptera | 1081 | 3 | ||
| Planariidae | 1061 | 1 | 48 | 16 |
| Pisidium | 1043 | 5 | 1 | |
| Sphaeriidae | 1042 | 4 | 1 | |
| Ancylus fluviatilis | 1029 | 27 | 11 | |
| Perla | 164 | 1 | 1 | |
| Micrasema | 268 | 482 | 72 | 48 |
| Psychomyia pusilla | 240 | 2 | ||
| Polycentropus | 231 | 5 | 1 | 3 |
| Hydropsyche | 212 | 34 | 172 | 83 |
| Agapetus | 191 | 2 | ||
| Glossosoma | 190 | 22 | 16 | |
| Rhyacophila lato-sensu | 183 | 4 | 5 | 15 |
| Chloroperla | 170 | 1 | ||
| Silo | 292 | 43 | 58 | 41 |
| Dinocras | 156 | 10 | 1 | |
| Perlidae | 155 | 1 | 2 | |
| Perlodes | 150 | 2 | 3 | |
| Isoperla | 140 | 4 | 2 | 2 |
| Perlodidae | 127 | 2 | 2 | 1 |
| Leuctra | 69 | 27 | 54 | 58 |
| Protonemura | 46 | 17 | ||
| Amphinemura | 21 | 3 | 3 | |
| Epeorus | 400 | 21 | 28 | |
| Habroleptoides | 485 | 2 | 2 | |
| Paraleptophlebia | 481 | 2 | ||
| Leptophlebiidae | 473 | 4 | 1 | 4 |
| Caenis | 457 | 2 | 1 | |
| Torleya major | 452 | 1 | ||
| Ephemerella ignita | 451 | 38 | 15 | 9 |
| Ecdyonurus | 421 | 1 | 4 | |
| Rhithrogena | 404 | 17 | 52 | |
| Taeniopteryx | 14 | 1 | ||
| Heptageniidae | 399 | 1 | 2 | 4 |
| Baetidae | 363 | 1 | ||
| Odontocerum albicorne | 340 | 2 | ||
| Sericostoma | 322 | 36 | 8 | 5 |
| Sericostomatidae | 321 | 7 | 24 | 27 |
| Oecetis | 317 | 1 | 1 | |
| Athripsodes | 311 | 50 | 57 | 38 |
| Lepidostomatidae | 304 | 16 | 4 |