HydroBASINS lev08 watershed · #3080483860
Bassin de Большой Нимныр
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 : Aldanskiy rayon
Sub-basin area
910,8km²
Upstream area
2 544,9km²
Discharge
29,83m³/s
Mean elev.
936m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Пурикан274 km²
- Bassin de Большой Нимныр29 km²
1 dept-equivalent regions (GADM L2)
- 915.5 km²100.0% of basin
1 intersecting protected areas
Nimnyr
IUCN VIResource Reserve
565.07 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
75 distinct species · 192 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 15 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Большой Нимныр : 10 espèces reliées par 19 interactions GloBI sur 5 types (connectance 15.8%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
-8,1°C
Annual rain
645mm
Moisture idx (CMI)
0,24
Runoff
402mm/an
PET
488mm
AET
429mm
Mean slope
3,7°
Water table
101cm
Forest
68%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)