HydroBASINS lev08 watershed · #2080427970
Bassin de Wisła
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 : Bieruń-Lędziny, Oświęcim
Sub-basin area
2,4km²
Upstream area
3 164,2km²
Discharge
38,18m³/s
Mean elev.
229m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Wisła1776 km²
- Bassin de Soła1386 km²
2 dept-equivalent regions (GADM L2)
- Oświęcim2.1 km²88.2% of basin
- 0.3 km²11.8% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
932 distinct species · 7 194 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Wisła : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 102 interactions GloBI sur 5 types (connectance 13.8%, 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°
8,7°C
Annual rain
709mm
Moisture idx (CMI)
-0,11
Runoff
289mm/an
PET
801mm
AET
598mm
Mean slope
0,3°
Water table
7cm
Forest
0%
Crops
41%
Urban
51%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)