Ontologia

HydroBASINS lev08 watershed · #8080139540

Bassin de Hodzana River

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 1 administrative regions : Yukon-Koyukuk

Pfafstetter: 81250208

Sub-basin area

445,9km²

Upstream area

446km²

Discharge

2,22m³/s

Mean elev.

495m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Hodzana River72 km²

▲ Receives from 0 basins

Source / headwater (no upstream basin)

1 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Yukon Flats

    IUCN IV

    National Wildlife Refuge

    448.91 km² overlap

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

8 distinct species · 10 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

10 obs · 2 cellules
Obs. / cellule
≥ 8
8–7
8–7
8–7
< 8

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

-7,0°C

Annual rain

295mm

Moisture idx (CMI)

-0,40

Runoff

186mm/an

PET

493mm

AET

266mm

Mean slope

8,1°

Water table

223cm

Forest

13%

Crops

0%

Urban

0%

Protected

100%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)