Ontologia

Ruisseau· 26 segments

Arroyo Ñancay

Crosses 2 administrative regions : Gualeguaychú, Islas del Ibicuy

ruisseau

Total length

102km

Max discharge

18,1m³/s

Max Strahler

3

Segments matched

26

River geography2 admin regions · 0 communes

Parent watershed

hybas-60800168601565 km²

2 administrative regions crossed (GADM L2)

1 page = 1 named river (aggregation of 26 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

322 distinct species · 41 252 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 23 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 Arroyo Ñancay : 19 espèces reliées par 22 interactions GloBI sur 3 types (connectance 8.7%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
22
Connectance
0.087
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

102km

Max discharge

18,1m³/s

Max Strahler

3

Segments matched

26

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