HydroBASINS lev08 watershed · #3080491840
Bassin de Мая
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 1 administrative regions : Ayano-Mayskiy rayon
Sub-basin area
720km²
Upstream area
22 875,6km²
Discharge
121,4m³/s
Mean elev.
418m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Мая207 km²
- Bassin de Мая23 km²
1 dept-equivalent regions (GADM L2)
- Ayano-Mayskiy rayonKhabarovsk · Russia723.7 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
119 distinct species · 134 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 10 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 Мая : 9 espèces reliées par 6 interactions GloBI sur 1 type (connectance 13.3%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
-7,4°C
Annual rain
442mm
Moisture idx (CMI)
-0,04
Runoff
189mm/an
PET
458mm
AET
362mm
Mean slope
4,3°
Water table
104cm
Forest
80%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)