Ruisseau· 16 segments
North Fork Calawah River
Crosses 1 administrative regions : Clallam
Total length
38km
Max discharge
22,2m³/s
Max Strahler
3
Segments matched
16
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- ClallamWashington · United States39.3 kmin this dpt
1 intersecting protected areas
Elk Creek
IUCN VArea of Critical Environmental Concern
1 page = 1 named river (aggregation of 16 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
52 distinct species · 67 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 24 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 North Fork Calawah River : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 20 interactions GloBI sur 3 types (connectance 7.2%, filtre Serrano α=0.2). 2 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
38km
Max discharge
22,2m³/s
Max Strahler
3
Segments matched
16
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.