Ontologia

Ruisseau· 7 segments

La Lèze

Crosses 2 administrative regions : Ariège, Haute-Garonne

ruisseau

Total length

89km

Max discharge

1,5m³/s

Max Strahler

2

Segments matched

7

River geography2 admin regions · 19 communes

Parent watershed

hybas-2080579650374 km²

2 administrative regions crossed (GADM L2)

19 communes (L5)

2 intersecting protected areas

1 page = 1 named river (aggregation of 7 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

684 distinct species · 1 982 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 35 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de La Lèze : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 130 interactions GloBI sur 5 types (connectance 19.5%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
130
Connectance
0.195
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

89km

Max discharge

1,5m³/s

Max Strahler

2

Segments matched

7

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.