Ontologia

HydroBASINS lev08 watershed · #3080393670

Bassin de Лена

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 : Khangalasskiy (Ordzhonikidzkiy), Olekminskiy rayon

4% lakePfafstetter: 34255050

Sub-basin area

1 068,7km²

Upstream area

830 926,6km²

Discharge

7 218,47m³/s

Mean elev.

352m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

2 dept-equivalent regions (GADM L2)

1 intersecting protected areas

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

Species present

11 distinct species · 13 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

13 obs · 6 cellules
Obs. / cellule
≥ 5
5–4
2–4
2–1
< 2

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°

-9,4°C

Annual rain

332mm

Moisture idx (CMI)

-0,37

Runoff

27mm/an

PET

526mm

AET

296mm

Mean slope

5,0°

Water table

129cm

Forest

88%

Crops

0%

Urban

0%

Protected

65%

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