Rivière· 34 segments
Tualatin River
Crosses 3 administrative regions : Clackamas, Washington, Yamhill
Total length
136km
Max discharge
68,9m³/s
Max Strahler
5
Segments matched
34
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
30 intersecting protected areas
Tualatin River
IUCN IVNational Wildlife Refuge
Wapato Lake
IUCN IVNational Wildlife Refuge
Reserve Program
Penstemon Prairie
IUCN VNatural Area
Fern Hill
IUCN VForest
Spring Hill Wetlands
IUCN VNatural Area
Gotter Prairie
IUCN VNatural Area
Atfalati Prairie
IUCN VEnvironmental System
State of Oregon
IUCN VLocal Conservation Area
21 more protected areassorted by area
Heritage Pine
IUCN VNatural Area
Willamette Narrows
IUCN VForest
North Carpenter Creek
IUCN VNatural Area
River's Bend Prairie
IUCN VNatural Area
Rainbow Farms
IUCN VEnvironmental System
Wilson Creek
IUCN VNatural Area
Minter Bridge
IUCN VNatural Area
South Carpenter Creek
IUCN VNatural Area
Maroon Ponds
IUCN VPond
Kings Bend
IUCN VNatural Area
Little Rock Island
IUCN VState Natural Area
Gales Forest Grove
IUCN VForest
Rock Islands
IUCN VNatural Area
Nyberg Creek
IUCN VPreserve
Pecan Creek
IUCN VNatural Area
Central Hedges Creek
IUCN VPreserve
Foote Property
IUCN VLocal Conservation Area
Field
Grabel Floodplain
IUCN VNatural Area
Dimeo
IUCN VLocal Conservation Area
Nyberg
IUCN VWetland
1 page = 1 named river (aggregation of 34 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
246 distinct species · 1 247 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Tualatin River : 27 espèces reliées par 86 interactions GloBI sur 5 types (connectance 11.6%, filtre Serrano α=0.2). 12 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
136km
Max discharge
68,9m³/s
Max Strahler
5
Segments matched
34
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.