Ontologia

Commune · POL

Bielsko-Biała

Poland

DfbCold, no dry season, warm summer(100 %)

Species observed

1 271

Observations

17 721

Area

124,4km²

Ecological tissue

Sample of 25 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 Bielsko-Biała : 20 espèces reliées par 73 interactions GloBI sur 4 types (connectance 24.3%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
73
Connectance
0.243
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

1 271 distinct species · 17 721 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

17 721 obs · 4 cellules
Obs. / cellule
≥ 5 794
5 794–5 793
5 196–5 793
5 196–5 195
< 5 196

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

8,0°C

Annual rain

991mm

Warmest m°

21,6°C

Coldest m°

-5,8°C

Elevation: 414 m on average (min 272 m, max 974 m)

Bioclimatic detailsExpert
Annual mean temp.
8,0°C
Annual rain
991mm
Warmest month
21,6°C
Coldest month
-5,8°C
Mean alt.
414m
Min
272m
Max
974m
Std. dev.
135m
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

5,9

Org. C

33,1g/kg

Clay

24,8%

Sand

23,5%

Silt

51,6%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: suGLiMaggregated to Bielsko-Biała

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
57,2g/kg
Clay
24,1%
Sand
24,2%
Silt
51,7%
5–15 cm
pH H₂O
5,8
Org. C
23,5g/kg
Clay
25,2%
Sand
22,7%
Silt
52,1%
15–30 cm
pH H₂O
5,9
Org. C
18,7g/kg
Clay
25,1%
Sand
23,8%
Silt
51,2%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest31.9%
Crops13.2%
Built-up6.0%
Bare soil0.2%
Other (grassland, water…)48.6%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology2 basins · 1 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

27,5km

Lake surface here

0,29km²

Basins crossed

2

Max stream order

2

Max drainage

1 776km²

Discharge in basins

1,4m³/s

Mean precip.

788mm/an

Mean T°

8,0°C

Moisture idx

0,00

Max snow

28%

Mean runoff

331mm/an

Mean elev. (basins)

351m

Watersheds crossing here

Lakes (1, top by area)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

8hab/km²

Night light

7,5nW

Built-up

604,3%

Pesticides

12,9kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas7

IUCN V · 2IUCN Not Reported · 2IUCN IV · 2IUCN Not Assigned · 1

Beskid Śląski

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2023

264 km²

Beskid Mały

IUCN Not Reported

Site of Community Importance (Habitats Directive) · 2009

72 km²

Podkępie

IUCN Not Assigned

Protected Landscape Area · 1995

2 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN