Rivière· 3 segments
Arroyo Valizas
Crosses 1 administrative regions : Castillos
Total length
17km
Max discharge
19,2m³/s
Max Strahler
4
Segments matched
3
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- CastillosRocha · Uruguay7.7 kmin this dpt
4 intersecting protected areas
Bañados del Este y Franja Costera
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
Bañados del Este
IUCN Not ReportedWetland of International Importance (Ramsar Site)
Cabo Polonio
IUCN IINational Park
Laguna de Castillos
IUCN VProtected Landscape
1 page = 1 named river (aggregation of 3 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
467 distinct species · 10 805 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).
Indicateurs du tissu écologique
Tissu écologique de Arroyo Valizas : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 45 interactions GloBI sur 4 types (connectance 7.6%, filtre Serrano α=0.2). 7 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
17km
Max discharge
19,2m³/s
Max Strahler
4
Segments matched
3
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.