Ontologia

HydroBASINS lev08 watershed · #3080497350

Bassin de Алдан

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 : Neryungri gorsovet

Pfafstetter: 34249901

Sub-basin area

1 426,5km²

Upstream area

4 113,6km²

Discharge

49,75m³/s

Mean elev.

791m

Administrative coverage

Hydrographic chain

Receives from 2 basins

1 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Ungra

    IUCN VI

    Resource Reserve

    4.43 km² overlap

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

Species present

1 distinct species · 1 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 obs · 1 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°

-7,5°C

Annual rain

511mm

Moisture idx (CMI)

-0,03

Runoff

400mm/an

PET

526mm

AET

417mm

Mean slope

6,1°

Water table

150cm

Forest

77%

Crops

0%

Urban

0%

Protected

4%

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