HydroBASINS lev08 watershed · #3080019220
Bassin de Нюрчан
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 : Ol'skiy rayon
Sub-basin area
2 739,5km²
Upstream area
2 739,5km²
Discharge
4,14m³/s
Mean elev.
390m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 2680.5 km²97.3% of basin
3 intersecting protected areas
Magadanskij
IUCN IaState Natural Zapovednik
1028.49 km² overlap
Odyan
IUCN IVState Natural Zakaznik
696.00 km² overlap
Atarganskij
IUCN IIINatural Monument
0.40 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
953 distinct species · 4 292 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 Нюрчан : 29 espèces reliées par 67 interactions GloBI sur 6 types (connectance 7.8%, filtre Serrano α=0.2). 13 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°
-4,8°C
Annual rain
517mm
Moisture idx (CMI)
0,38
Runoff
328mm/an
PET
316mm
AET
290mm
Mean slope
13,6°
Water table
304cm
Forest
47%
Crops
0%
Urban
0%
Protected
62%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)