HydroBASINS lev08 watershed · #2080337020
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 : Morshansk, Morshanskiy rayon
Sub-basin area
219,9km²
Upstream area
12 189,9km²
Discharge
69,74m³/s
Mean elev.
127m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Цна422 km²
- Bassin de ручей Умолка104 km²
2 dept-equivalent regions (GADM L2)
- Morshanskiy rayonTambov · Russia220.7 km²100.0% of basin
- 0.1 km²0.0% of basin
1 intersecting protected areas
Morshanskij
IUCN IVState Natural Zakaznik
4.88 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
39 distinct species · 54 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 11 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 : 8 espèces reliées par 8 interactions GloBI sur 2 types (connectance 14.5%, filtre Serrano α=0.2). 3 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°
5,2°C
Annual rain
549mm
Moisture idx (CMI)
-0,23
Runoff
169mm/an
PET
712mm
AET
462mm
Mean slope
0,8°
Water table
84cm
Forest
31%
Crops
43%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)