HydroLAKES lake · #164537
Jezioro Bierzwnik
Surface area
1,74km²
Avg depth
5,9m
Volume
10,19km³
Shoreline
12,7km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- ChoszcznoZachodniopomorskie · Poland1.75 km²100.0% of lake
4 intersecting protected areas
Lasy Bierzwnickie
IUCN Not ReportedSite of Community Importance (Habitats Directive)
1.75 km² overlap
Lasy Puszczy nad Drawą
IUCN Not ReportedSpecial Protection Area (Birds Directive)
1.75 km² overlap
F (Bierzwnik)
IUCN Not AssignedProtected Landscape Area
1.75 km² overlap
Wyspa na Jeziorze Bierzwnik
IUCN IVNature Reserve
0.01 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
84 distinct species · 201 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Jezioro Bierzwnik : 30 espèces reliées par 61 interactions GloBI sur 5 types (connectance 9.2%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Lake statistics (HydroLAKES)
Surface
1,74km²
Avg depth
5,9m
Volume
10,190km³
Watershed
16km²
Shoreline
12,7km
Shore dev. idx
2,71
Residence time
1 372days
Elevation
71m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.