Ontologia

Rivière· 36 segments

Rio da Varzea

Crosses 6 administrative regions : Almirante Tamandaré do Sul, Carazinho, Chapada, Coqueiros do Sul, Passo Fundo +1

rivière

Total length

109km

Max discharge

25,1m³/s

Max Strahler

4

Segments matched

36

River geography6 admin regions · 0 communes

Parent watershed

hybas-6080824100948 km²

6 administrative regions crossed (GADM L2)

1 page = 1 named river (aggregation of 36 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

173 distinct species · 926 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 29 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 Rio da Varzea : 21 espèces reliées par 29 interactions GloBI sur 2 types (connectance 7.1%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
29
Connectance
0.071
Patrimoniales
0
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

109km

Max discharge

25,1m³/s

Max Strahler

4

Segments matched

36

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