Ruisseau· 16 segments
Clatskanie River
Crosses 2 administrative regions : Columbia, Multnomah
Total length
33km
Max discharge
10,6m³/s
Max Strahler
3
Segments matched
16
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- ColumbiaOregon · United States44.5 kmin this dpt
- MultnomahOregon · United States3.1 kmin this dpt
3 intersecting protected areas
Refuge
Wilderness Study Area
Skull Island
IUCN VRegistered Natural Area
1 page = 1 named river (aggregation of 16 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
166 distinct species · 385 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 50 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 Clatskanie River : 41 espèces reliées par 76 interactions GloBI sur 6 types (connectance 6.2%, filtre Serrano α=0.2). 9 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
33km
Max discharge
10,6m³/s
Max Strahler
3
Segments matched
16
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.