HydroBASINS lev08 watershed · #2080386580
Bassin de Дон
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 : Novousmanskiy rayon, Ramonskiy rayon, Semilukskiy rayon
Sub-basin area
85,3km²
Upstream area
36 228,3km²
Discharge
131,57m³/s
Mean elev.
125m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ведуга1512 km²
- Bassin de Дон394 km²
3 dept-equivalent regions (GADM L2)
- 44.7 km²52.2% of basin
- 33.5 km²39.1% of basin
- 7.4 km²8.7% of basin
6 intersecting protected areas
Semilukskij
IUCN IVState Natural Zakaznik
11.57 km² overlap
CHernyshova gora
IUCN IIINatural Monument
0.90 km² overlap
State Natural Zakaznik
0.79 km² overlap
Ozero Krugloe
IUCN IIINatural Monument
0.67 km² overlap
Severnyj les
IUCN IINatural Park
0.45 km² overlap
Semiluki
IUCN IIINatural Monument
0.03 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
821 distinct species · 3 236 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Дон : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 98 interactions GloBI sur 5 types (connectance 14.7%, filtre Serrano α=0.2). 10 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°
6,4°C
Annual rain
570mm
Moisture idx (CMI)
-0,26
Runoff
107mm/an
PET
766mm
AET
483mm
Mean slope
1,5°
Water table
236cm
Forest
23%
Crops
21%
Urban
49%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)