HydroBASINS lev08 watershed · #2080377920
Bassin de Kanał Wieprz-Krzna
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 : Biała Podlaska, Radzyń Podlaski
Sub-basin area
238km²
Upstream area
869,7km²
Discharge
3,46m³/s
Mean elev.
150m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Krzna Północna369 km²
- Bassin de Krzna Południowa263 km²
2 dept-equivalent regions (GADM L2)
- 171.5 km²71.8% of basin
- 67.4 km²28.2% of basin
1 intersecting protected areas
Liski
IUCN IVNature Reserve
1.29 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
590 distinct species · 3 130 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Kanał Wieprz-Krzna : 22 espèces reliées par 99 interactions GloBI sur 4 types (connectance 22.8%, filtre Serrano α=0.2). 8 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°
7,3°C
Annual rain
539mm
Moisture idx (CMI)
-0,27
Runoff
123mm/an
PET
736mm
AET
460mm
Mean slope
0,5°
Water table
49cm
Forest
14%
Crops
54%
Urban
6%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)