Rivière· 21 segments
La Baïse
Crosses 3 administrative regions : Gers, Hautes-Pyrénées, Lot-et-Garonne
Total length
243km
Max discharge
30m³/s
Max Strahler
5
Segments matched
21
River geography3 admin regions · 63 communes
3 administrative regions crossed (GADM L2)
- GersOccitanie · France82.5 kmin this dpt
- Hautes-PyrénéesOccitanie · France22.6 kmin this dpt
- Lot-et-GaronneNouvelle-Aquitaine · France15.8 kmin this dpt
63 communes (L5)For countries with L5
- Beaucaire7.54 km
- Mirande7.48 km
- Condom6.37 km
- Berdoues6.30 km
- Moncrabeau5.55 km
- Valence-sur-Baïse5.46 km
- L'Isle-de-Noé5.22 km
- Barcugnan5.02 km
- Bonnefont4.87 km
- Biran4.75 km
- Saint-Michel4.02 km
- Vianne3.89 km
- Le Brouilh-Monbert3.87 km
- Montastruc3.81 km
- Saint-Jean-Poutge3.73 km
- Barran3.63 km
- Castelbajac2.83 km
- Lavardac2.82 km
- Saint-Paul-de-Baïse2.62 km
- Houeydets2.27 km
- Tournous-Darré2.08 km
- Bezolles1.92 km
- Bonas1.88 km
- Lasserre1.88 km
- Jegun1.78 km
- Capvern1.51 km
- Rozès1.36 km
- Sainte-Dode1.33 km
- Estipouy1.32 km
- Lagrange1.29 km
- Cassaigne1.26 km
- Sentous1.14 km
- Montaut1.14 km
- Bégole1.13 km
- Mirannes1.02 km
- Saint-Maur0.92 km
- Burg0.90 km
- Belloc-Saint-Clamens0.77 km
- Castéra-Verduzan0.76 km
- Lutilhous0.75 km
- Manas-Bastanous0.62 km
- Maignaut-Tauzia0.43 km
- Feugarolles0.43 km
- Fieux0.43 km
- Thouars-sur-Garonne0.43 km
- Nérac0.35 km
- Saint-Martin0.00 km
- Sainte-Aurence-Cazaux0.00 km
- Mouchès0.00 km
- Mont-de-Marrast0.00 km
- Ayguetinte0.00 km
- Vic-Fezensac0.00 km
- Caillavet0.00 km
- Fréchou0.00 km
- Libaros0.00 km
- Mongaillard0.00 km
- Barbaste0.00 km
- Francescas0.00 km
- Buzet-sur-Baïse0.00 km
- Puydarrieux0.00 km
- Lustar0.00 km
- Trie-sur-Baïse0.00 km
- Vidou0.00 km
3 intersecting protected areas
La Garonne en Nouvelle-Aquitaine
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
La Gélise
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Garonne Et Section Du Lot
IUCN IVBiotope Protection Order
1 page = 1 named river (aggregation of 21 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
648 distinct species · 5 141 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de La Baïse : 29 espèces reliées par 102 interactions GloBI sur 6 types (connectance 11.3%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
243km
Max discharge
30,0m³/s
Max Strahler
5
Segments matched
21
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.