HydroBASINS lev08 watershed · #2080148730
Bassin de Уса
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 : Inta gorsovet, Usinskiy rayon
Sub-basin area
1 845,6km²
Upstream area
65 159,9km²
Discharge
1 146,72m³/s
Mean elev.
85m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Уса1586 km²
- Bassin de Большая Макариха1402 km²
2 dept-equivalent regions (GADM L2)
- 1733.9 km²93.3% of basin
- 124.2 km²6.7% of basin
3 intersecting protected areas
Usinskij
IUCN IVState Natural Zakaznik
30.94 km² overlap
Nadpojmennyj
IUCN IVState Natural Zakaznik
1.87 km² overlap
Srednie Vorota reki SHar`yu
IUCN IIINatural Monument
0.37 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
350 distinct species · 536 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Уса : 28 espèces reliées par 64 interactions GloBI sur 4 types (connectance 9.6%, filtre Serrano α=0.2). 9 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°
-3,8°C
Annual rain
512mm
Moisture idx (CMI)
0,16
Runoff
484mm/an
PET
429mm
AET
339mm
Mean slope
4,1°
Water table
36cm
Forest
73%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)