HydroBASINS lev08 watershed · #2080312070
Bassin de Малый Черемшан
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 3 administrative regions : Aksubayevskiy rayon, Alekseevskiy rayon, Chistopol'skiy rayon
Sub-basin area
338,8km²
Upstream area
1 044,8km²
Discharge
4,77m³/s
Mean elev.
139m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Чебоксарка553 km²
- Bassin de Адамка154 km²
3 dept-equivalent regions (GADM L2)
- 288.3 km²84.7% of basin
- 49.9 km²14.7% of basin
- 2.1 km²0.6% of basin
2 intersecting protected areas
Bilyarskij
IUCN IVState Natural Zakaznik
11.50 km² overlap
Reka Malyj CHeremshan
IUCN IIINatural Monument
0.76 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
36 distinct species · 43 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 15 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 Малый Черемшан : 14 espèces reliées par 12 interactions GloBI sur 5 types (connectance 11.4%, 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°
3,7°C
Annual rain
552mm
Moisture idx (CMI)
-0,18
Runoff
138mm/an
PET
671mm
AET
458mm
Mean slope
1,1°
Water table
90cm
Forest
16%
Crops
60%
Urban
0%
Protected
18%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)