HydroBASINS lev08 watershed · #2080276470
Bassin de Тулва
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 : Osinskiy rayon
Sub-basin area
3,1km²
Upstream area
2 408,4km²
Discharge
18,79m³/s
Mean elev.
114m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Тулва319 km²
- Bassin de Тулва225 km²
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
23 distinct species · 39 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 12 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 Тулва : 10 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 12 interactions GloBI sur 2 types (connectance 18.2%, filtre Serrano α=0.2). 2 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°
2,5°C
Annual rain
585mm
Moisture idx (CMI)
-0,09
Runoff
228mm/an
PET
641mm
AET
452mm
Mean slope
1,1°
Water table
38cm
Forest
11%
Crops
46%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)