Ontologia

Commune · POL

Siewierz

Poland

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

Species observed

747

Observations

8 659

Area

113,9km²

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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Siewierz : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 103 interactions GloBI sur 3 types (connectance 17.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
103
Connectance
0.173
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

747 distinct species · 8 659 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 659 obs · 3 cellules
Obs. / cellule
≥ 7 901
7 901–7 900
7 901–7 900
440–7 900
< 440

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

Climate

Mean T°

8,4°C

Annual rain

746mm

Warmest m°

22,5°C

Coldest m°

-5,0°C

Elevation: 308 m on average (min 265 m, max 338 m)

Bioclimatic detailsExpert
Annual mean temp.
8,4°C
Annual rain
746mm
Warmest month
22,5°C
Coldest month
-5,0°C
Mean alt.
308m
Min
265m
Max
338m
Std. dev.
14m
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

5,8

Org. C

35,0g/kg

Clay

20,7%

Sand

37,4%

Silt

41,9%

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

Dominant lithology: smGLiMaggregated to Będzin

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
60,4g/kg
Clay
19,6%
Sand
38,1%
Silt
42,3%
5–15 cm
pH H₂O
5,8
Org. C
26,3g/kg
Clay
20,3%
Sand
38,1%
Silt
41,6%
15–30 cm
pH H₂O
5,9
Org. C
18,1g/kg
Clay
22,3%
Sand
35,9%
Silt
41,7%

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

Land cover

Forest39.5%
Crops27.2%
Built-up1.1%
Bare soil1.1%
Other (grassland, water…)31.1%

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

Hydrology1 basins · 2 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

31,6km

Lake surface here

1,96km²

Basins crossed

1

Max stream order

3

Max drainage

2 114km²

Discharge in basins

0,8m³/s

Mean precip.

694mm/an

Mean T°

8,0°C

Moisture idx

-0,09

Max snow

20%

Mean runoff

219mm/an

Mean elev. (basins)

320m

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

Human pressure

Pop. density

1hab/km²

Night light

2,9nW

Built-up

106,9%

Pesticides

13,6kg/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