Ontologia

HydroBASINS lev08 watershed · #3080072770

Bassin de Оленёк

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 2 administrative regions : Bulunskiy rayon, Olenekskiy rayon

Pfafstetter: 33183133

Sub-basin area

853,9km²

Upstream area

176 082,7km²

Discharge

813,82m³/s

Mean elev.

194m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Оленёк1522 km²

▲ Receives from 2 basins

2 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Bur

    IUCN VI

    Resource Reserve

    1.06 km² overlap

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

Species present

2 distinct species · 2 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 obs · 2 cellules
Obs. / cellule
≥ 1
1–0
1–0
1–0
< 1

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°

-14,6°C

Annual rain

268mm

Moisture idx (CMI)

-0,18

Runoff

146mm/an

PET

329mm

AET

233mm

Mean slope

9,0°

Water table

157cm

Forest

10%

Crops

0%

Urban

0%

Protected

0%

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