Rivière· 25 segments
Willapa River
Crosses 1 administrative regions : Pacific
Total length
100km
Max discharge
33,1m³/s
Max Strahler
5
Segments matched
25
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- PacificWashington · United States53.7 kmin this dpt
2 intersecting protected areas
Wildlife Area Complex
Reserve Program
1 page = 1 named river (aggregation of 25 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
84 distinct species · 244 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Willapa River : 29 espèces reliées par 47 interactions GloBI sur 3 types (connectance 8.9%, filtre Serrano α=0.2). 4 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
100km
Max discharge
33,1m³/s
Max Strahler
5
Segments matched
25
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.