HydroBASINS lev08 watershed · #4080125950
Bassin de Средняя Борзя
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 : Kalganskiy rayon, Nerchinsko-Zavodskiy rayon
Sub-basin area
1 632,5km²
Upstream area
1 632,5km²
Discharge
4,34m³/s
Mean elev.
721m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 991.7 km²60.5% of basin
- 646.7 km²39.5% of basin
2 intersecting protected areas
Sredneargunskij
IUCN IVState Natural Zakaznik
10.53 km² overlap
Borzinskij
IUCN IVState Natural Zakaznik
1.40 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
252 distinct species · 361 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 Средняя Борзя : 6 espèces reliées par 5 interactions GloBI sur 1 type (connectance 33.3%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
-3,7°C
Annual rain
411mm
Moisture idx (CMI)
-0,41
Runoff
87mm/an
PET
700mm
AET
362mm
Mean slope
6,4°
Water table
150cm
Forest
37%
Crops
32%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)