HydroBASINS lev08 watershed · #2080330710
Bassin de Цна
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 : Morshanskiy rayon, Shatskiy rayon
Sub-basin area
732,8km²
Upstream area
14 143,8km²
Discharge
80,16m³/s
Mean elev.
125m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Разазовка1221 km²
- Bassin de Цна220 km²
2 dept-equivalent regions (GADM L2)
- Shatskiy rayonRyazan' · Russia440.7 km²59.9% of basin
- Morshanskiy rayonTambov · Russia295.2 km²40.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
223 distinct species · 315 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Цна : 29 espèces reliées par 60 interactions GloBI sur 4 types (connectance 9.5%, filtre Serrano α=0.2). 7 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°
5,1°C
Annual rain
555mm
Moisture idx (CMI)
-0,21
Runoff
165mm/an
PET
705mm
AET
466mm
Mean slope
0,9°
Water table
107cm
Forest
30%
Crops
42%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)