Protected Landscape Area · pol
Jezior Żnińskich
- Area
- 98 km²
- IUCN cat.
- Not Assigned
- Year
- 1991
Overview
- Designation
- Protected Landscape Area
- Established
- 1991
- Managing authority
- Generalna Dyrekcja Ochrony Środowiska, ul. Wawelska 52/54, 00-922 Warszawa
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
262 distinct species · 600 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Jezior Żnińskich : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 118 interactions GloBI sur 7 types (connectance 22.3%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology1 basins · 15 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
44,4km
Lake surface here
14,40km²
Basins crossed
1
Max stream order
3
Max drainage
4 891km²
Discharge in basins
0,6m³/s
Mean precip.
551mm/an
Mean T°
7,7°C
Moisture idx
-0,23
Max snow
20%
Mean runoff
119mm/an
Mean elev. (basins)
90m
Watersheds crossing here
Lakes (15, top by area)
- Duże Jezioro Żnińskiearea4,2 km²avg depth5.7 m
- Jezioro Ostrowieckiearea1,4 km²avg depth6.0 m
- Jezioro Oćwieckiearea1,3 km²avg depth6.8 m
- Żnińskie Małe Jezioroarea1,2 km²avg depth2.5 m
- Lac 1327423area1 km²avg depth2.7 m
- Lac 1327517area0,9 km²avg depth5.8 m
- Lac 1327487area0,8 km²avg depth2.9 m
- Lac 1327161area0,7 km²avg depth4.4 m
- Lac 1327374area0,6 km²avg depth2.8 m
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 52.80091, 17.85513
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.