HydroBASINS lev08 watershed · #2080310400
Bassin de Чермасан
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 4 administrative regions : Blagovarskiy rayon, Buzdyakskiy rayon, Chekmagushevskiy rayon, Kushnarenkovskiy rayon
Sub-basin area
1 094,3km²
Upstream area
3 115km²
Discharge
14,15m³/s
Mean elev.
164m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Киязы410 km²
- Bassin de Идяш383 km²
4 dept-equivalent regions (GADM L2)
- 396.6 km²36.1% of basin
- 395.5 km²36.0% of basin
- 183.3 km²16.7% of basin
- 123.9 km²11.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 012 distinct species · 1 059 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Чермасан : 25 espèces reliées par 39 interactions GloBI sur 3 types (connectance 7.4%, filtre Serrano α=0.2). 8 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°
3,1°C
Annual rain
567mm
Moisture idx (CMI)
-0,21
Runoff
120mm/an
PET
714mm
AET
465mm
Mean slope
1,6°
Water table
105cm
Forest
5%
Crops
60%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)