Jezior Żnińskich
IUCN Not AssignedProtected Landscape Area · 1991
98 km²
Commune · POL
Barcin
Poland
DfbCold, no dry season, warm summer(100 %)
Species observed
275
Observations
443
Area
120,9km²
Ecological tissue
Sample of 42 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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Barcin : 29 espèces reliées par 131 interactions GloBI sur 5 types (connectance 14.5%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
43
Interactions affichées
131
Connectance
0.145
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
275 distinct species · 443 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
8,5°C
Annual rain
528mm
Warmest m°
22,8°C
Coldest m°
-3,6°C
Elevation: 95 m on average (min 75 m, max 109 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
8,5°C
Annual rain
528mm
Warmest month
22,8°C
Coldest month
-3,6°C
Mean alt.
95m
Min
75m
Max
109m
Std. dev.
8m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,4
Org. C
32,9g/kg
Clay
8,4%
Sand
71,8%
Silt
19,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Żnin
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,2
Org. C
60,6g/kg
Clay
8,3%
Sand
71,9%
Silt
19,8%
5–15 cm
pH H₂O
6,3
Org. C
20,5g/kg
Clay
7,2%
Sand
72,7%
Silt
20,0%
15–30 cm
pH H₂O
6,5
Org. C
17,5g/kg
Clay
9,6%
Sand
70,8%
Silt
19,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest8.4%
Crops67.8%
Built-up0.9%
Bare soil2.3%
Other (grassland, water…)20.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 3 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
22,9km
Lake surface here
2,53km²
Basins crossed
2
Max stream order
4
Max drainage
4 891km²
Discharge in basins
0,8m³/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 (3, top by area)
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
2,5nW
Built-up
90,6%
Pesticides
14,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Assigned · 1IUCN Not Reported · 1
Ostoja Barcińsko-Gąsawska
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2012
35 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN