HydroBASINS lev08 watershed · #2080315870
Bassin de Идяш
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, Sharanskiy rayon
Sub-basin area
382,7km²
Upstream area
382,8km²
Discharge
1,93m³/s
Mean elev.
203m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 208.6 km²54.3% of basin
- 94.9 km²24.7% of basin
- 64.0 km²16.6% of basin
- 16.9 km²4.4% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
37 distinct species · 40 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 21 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 Идяш : 21 espèces reliées par 17 interactions GloBI sur 3 types (connectance 8.1%, 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°
3,0°C
Annual rain
564mm
Moisture idx (CMI)
-0,21
Runoff
157mm/an
PET
711mm
AET
464mm
Mean slope
1,4°
Water table
87cm
Forest
15%
Crops
45%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)