HydroBASINS lev08 watershed · #3080218100
Bassin de Ясачная
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 : Verkhnekolymskiy rayon
Sub-basin area
1 422,7km²
Upstream area
26 665,8km²
Discharge
190,21m³/s
Mean elev.
95m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ясачная2178 km²
- Bassin de Ясачная260 km²
1 dept-equivalent regions (GADM L2)
- 1432.2 km²100.0% of basin
1 intersecting protected areas
Bassejn YAsachnaya
IUCN VIResource Reserve
695.20 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
45 distinct species · 69 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 6 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 Ясачная : 5 espèces reliées par 5 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
-11,4°C
Annual rain
257mm
Moisture idx (CMI)
-0,44
Runoff
177mm/an
PET
462mm
AET
238mm
Mean slope
4,3°
Water table
62cm
Forest
49%
Crops
0%
Urban
0%
Protected
23%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)