Ontologia

Commune · POL

Chojna

Poland

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

Species observed

1 163

Observations

4 730

Area

332,3km²

Ecological tissue

Sample of 19 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 Chojna : 13 espèces reliées par 38 interactions GloBI sur 4 types (connectance 18.1%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
38
Connectance
0.181
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

1 163 distinct species · 4 730 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 730 obs · 9 cellules
Obs. / cellule
≥ 1 161
1 161–1 160
777–1 160
362–776
< 362

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

Climate

Mean T°

9,0°C

Annual rain

562mm

Warmest m°

22,8°C

Coldest m°

-2,3°C

Elevation: 52 m on average (min 1 m, max 129 m)

Bioclimatic detailsExpert
Annual mean temp.
9,0°C
Annual rain
562mm
Warmest month
22,8°C
Coldest month
-2,3°C
Mean alt.
52m
Min
1m
Max
129m
Std. dev.
26m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

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

37,1g/kg

Clay

13,0%

Sand

63,0%

Silt

24,0%

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

Dominant lithology: suGLiMaggregated to Gryfino

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
61,2g/kg
Clay
13,0%
Sand
63,7%
Silt
23,3%
5–15 cm
pH H₂O
5,8
Org. C
28,0g/kg
Clay
10,8%
Sand
65,4%
Silt
23,8%
15–30 cm
pH H₂O
6,1
Org. C
22,2g/kg
Clay
15,1%
Sand
60,0%
Silt
24,9%

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

Land cover

Forest36.6%
Crops43.6%
Built-up0.3%
Bare soil0.5%
Other (grassland, water…)18.9%

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

Hydrology2 basins · 8 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

61,7km

Lake surface here

3,57km²

Basins crossed

2

Max stream order

7

Max drainage

114 608km²

Discharge in basins

109,6m³/s

Mean precip.

547mm/an

Mean T°

8,6°C

Moisture idx

-0,23

Max snow

19%

Mean runoff

178mm/an

Mean elev. (basins)

46m

Watersheds crossing here

Lakes (8, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,5nW

Built-up

31,3%

Pesticides

14,9kg/km²

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

Protected areas17

IUCN Not Reported · 9IUCN IV · 3IUCN V · 2IUCN Not Assigned · 2IUCN II · 1🌊 Marine · 2

Dolina Dolnej Odry

IUCN Not Reported

Special Protection Area (Birds Directive) · 2004

616 km²

Dolna Odra

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2023

305 km²

Ostoja Cedyńska

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

208 km²

Unteres Odertal

IUCN Not Reported

Special Protection Area (Birds Directive) · 1997

117 km²

Complete list

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