HydroBASINS lev08 watershed · #2080328500
Bassin de Дёма
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 : Al'sheyevskiy rayon, Miyakinskiy rayon
Sub-basin area
830,6km²
Upstream area
8 406,8km²
Discharge
23,66m³/s
Mean elev.
191m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Мияки577 km²
- Bassin de Дёма330 km²
2 dept-equivalent regions (GADM L2)
- 495.4 km²59.4% of basin
- 338.8 km²40.6% of basin
5 intersecting protected areas
Natural Monument
1.63 km² overlap
State Natural Zakaznik
1.09 km² overlap
Natural Monument
1.04 km² overlap
Gora Susaktau
IUCN IIINatural Monument
0.21 km² overlap
Gora Satyrtau
IUCN IIINatural Monument
0.07 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
242 distinct species · 362 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Дёма : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 83 interactions GloBI sur 5 types (connectance 13.9%, filtre Serrano α=0.2). 12 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°
3,4°C
Annual rain
525mm
Moisture idx (CMI)
-0,30
Runoff
97mm/an
PET
748mm
AET
444mm
Mean slope
2,0°
Water table
106cm
Forest
6%
Crops
67%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)