Ontologia

Commune · POL

Bircza

Poland

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

Species observed

1 243

Observations

5 720

Area

254km²

Ecological tissue

Sample of 29 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 Bircza : 22 espèces reliées par 50 interactions GloBI sur 5 types (connectance 12.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
50
Connectance
0.123
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

1 243 distinct species · 5 720 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 720 obs · 8 cellules
Obs. / cellule
≥ 3 333
3 333–3 332
549–3 332
326–548
< 326

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

Climate

Mean T°

7,8°C

Annual rain

897mm

Warmest m°

21,7°C

Coldest m°

-5,9°C

Elevation: 394 m on average (min 251 m, max 554 m)

Bioclimatic detailsExpert
Annual mean temp.
7,8°C
Annual rain
897mm
Warmest month
21,7°C
Coldest month
-5,9°C
Mean alt.
394m
Min
251m
Max
554m
Std. dev.
58m
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

5,3

Org. C

33,1g/kg

Clay

23,7%

Sand

25,0%

Silt

51,3%

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

Dominant lithology: ssGLiMaggregated to Przemyśl

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
53,0g/kg
Clay
22,9%
Sand
25,1%
Silt
52,0%
5–15 cm
pH H₂O
5,3
Org. C
27,5g/kg
Clay
24,4%
Sand
24,6%
Silt
51,1%
15–30 cm
pH H₂O
5,4
Org. C
18,9g/kg
Clay
23,9%
Sand
25,3%
Silt
50,8%

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

Land cover

Forest64.2%
Crops18.4%
Built-up0.2%
Bare soil0.1%
Other (grassland, water…)17.1%

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

Hydrology2 basins · 0 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

40,1km

Basins crossed

2

Max stream order

2

Max drainage

3 675km²

Discharge in basins

2,2m³/s

Mean precip.

741mm/an

Mean T°

6,1°C

Moisture idx

0,04

Max snow

27%

Mean runoff

259mm/an

Mean elev. (basins)

502m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

20,0%

Pesticides

6,6kg/km²

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

Protected areas10

IUCN Not Reported · 4IUCN Not Assigned · 2IUCN V · 2IUCN IV · 2

Góry Słonne

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

550 km²

Complete list

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