Bory Tucholskie
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2008
3 230 km²
Commune · POL
Chojnice
Poland
DfbCold, no dry season, warm summer(100 %)
Species observed
274
Observations
545
Area
21km²
Ecological tissue
Sample of 48 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 Chojnice : 37 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 104 interactions GloBI sur 6 types (connectance 9.2%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
48
Interactions affichées
104
Connectance
0.092
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
274 distinct species · 545 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
7,6°C
Annual rain
637mm
Warmest m°
21,6°C
Coldest m°
-4,1°C
Elevation: 164 m on average (min 154 m, max 175 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
7,6°C
Annual rain
637mm
Warmest month
21,6°C
Coldest month
-4,1°C
Mean alt.
164m
Min
154m
Max
175m
Std. dev.
5m
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
5,7
Org. C
37,4g/kg
Clay
8,0%
Sand
72,9%
Silt
19,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Chojnice
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,6
Org. C
59,7g/kg
Clay
7,9%
Sand
72,9%
Silt
19,1%
5–15 cm
pH H₂O
5,7
Org. C
27,5g/kg
Clay
7,0%
Sand
73,8%
Silt
19,2%
15–30 cm
pH H₂O
5,9
Org. C
24,9g/kg
Clay
9,1%
Sand
72,0%
Silt
18,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest5.6%
Crops33.0%
Built-up7.3%
Bare soil0.6%
Other (grassland, water…)53.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
2,3km
Basins crossed
2
Max stream order
2
Max drainage
2 625km²
Discharge in basins
0,2m³/s
Mean precip.
645mm/an
Mean T°
7,1°C
Moisture idx
-0,02
Max snow
29%
Mean runoff
268mm/an
Mean elev. (basins)
154m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
10hab/km²
Night light
12,1nW
Built-up
735,4%
Pesticides
15,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN