Rivière· 290 segments
Koyukuk River
Crosses 1 administrative regions : Yukon-Koyukuk
rivière
Total length
911km
Max discharge
760m³/s
Max Strahler
6
Segments matched
290
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- Yukon-KoyukukAlaska · United States1344.9 kmin this dpt
5 intersecting protected areas
Gates of the Arctic
IUCN VNational Preserve
Gates of the Arctic
IUCN IbWilderness Area
Koyukuk
IUCN IVNational Wildlife Refuge
Kanuti
IUCN IVNational Wildlife Refuge
Koyukuk
IUCN IbWilderness Area
1 page = 1 named river (aggregation of 290 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
1 distinct species · 22 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydrology (HydroRIVERS v10)
Total length
911km
Max discharge
760,0m³/s
Max Strahler
6
Segments matched
290
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.