HydroBASINS lev08 watershed · #2080340920
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 7 administrative regions : Bondarskiy rayon, Morshansk, Morshanskiy rayon, Pichaevskiy rayon, Rasskazovskiy rayon +2
Sub-basin area
1 860,9km²
Upstream area
8 991,9km²
Discharge
52,1m³/s
Mean elev.
151m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Челновая1749 km²
- Bassin de Цна1208 km²
7 dept-equivalent regions (GADM L2)
- Bondarskiy rayonTambov · Russia445.0 km²23.8% of basin
- Sosnovskiy rayonTambov · Russia437.7 km²23.4% of basin
- Morshanskiy rayonTambov · Russia404.7 km²21.7% of basin
- Tambovskiy rayonTambov · Russia363.1 km²19.4% of basin
- Rasskazovskiy rayonTambov · Russia135.9 km²7.3% of basin
- Pichaevskiy rayonTambov · Russia80.4 km²4.3% of basin
- 1.6 km²0.1% of basin
2 intersecting protected areas
Morshanskij
IUCN IVState Natural Zakaznik
209.29 km² overlap
Hmelino-Kershinskij
IUCN IVState Natural Zakaznik
150.92 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
846 distinct species · 1 362 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 : 24 espèces reliées par 46 interactions GloBI sur 4 types (connectance 9.9%, 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°
5,3°C
Annual rain
545mm
Moisture idx (CMI)
-0,25
Runoff
173mm/an
PET
726mm
AET
459mm
Mean slope
0,9°
Water table
105cm
Forest
47%
Crops
35%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)