HydroBASINS lev08 watershed · #2080154120
Bassin de Мезень
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 : Leshukonskiy rayon, Mezenskiy rayon
Sub-basin area
559,3km²
Upstream area
58 004,5km²
Discharge
652,65m³/s
Mean elev.
31m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Мезень430 km²
- Bassin · #2080157550132 km²
2 dept-equivalent regions (GADM L2)
- Mezenskiy rayonArkhangel'sk · Russia497.1 km²88.3% of basin
- Leshukonskiy rayonArkhangel'sk · Russia65.9 km²11.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
110 distinct species · 189 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Мезень : 28 espèces reliées par 49 interactions GloBI sur 4 types (connectance 8.2%, 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°
-0,2°C
Annual rain
530mm
Moisture idx (CMI)
0,11
Runoff
267mm/an
PET
470mm
AET
366mm
Mean slope
1,3°
Water table
13cm
Forest
57%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)