Ontologia

Town|Municipal · SRB

Boljevac

Serbia

DfbCold, no dry season, warm summer(64 %)

Species observed

1 211

Observations

4 489

Area

809km²

Ecological tissue

Sample of 27 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 Boljevac : 25 espèces reliées par 41 interactions GloBI sur 5 types (connectance 11.7%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
41
Connectance
0.117
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

1 211 distinct species · 4 489 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 489 obs · 21 cellules
Obs. / cellule
≥ 2 346
358–2 345
122–357
63–121
< 63

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

Climate

Mean T°

9,7°C

Annual rain

782mm

Warmest m°

25,0°C

Coldest m°

-5,6°C

Elevation: 548 m on average (min 197 m, max 1 260 m)

Bioclimatic detailsExpert
Annual mean temp.
9,7°C
Annual rain
782mm
Warmest month
25,0°C
Coldest month
-5,6°C
Mean alt.
548m
Min
197m
Max
1 260m
Std. dev.
201m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(64 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,1

Org. C

33,4g/kg

Clay

30,5%

Sand

32,2%

Silt

37,3%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
55,8g/kg
Clay
29,7%
Sand
32,9%
Silt
37,5%
5–15 cm
pH H₂O
6,2
Org. C
26,8g/kg
Clay
30,4%
Sand
32,6%
Silt
37,0%
15–30 cm
pH H₂O
6,1
Org. C
17,6g/kg
Clay
31,5%
Sand
31,1%
Silt
37,4%

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

Land cover

Forest53.9%
Crops20.0%
Built-up0.2%
Bare soil0.2%
Other (grassland, water…)25.8%

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

Hydrology6 basins · 0 lakes · 20 rivers

Hydrology metrics for this exact territory

Stream length here

161,2km

Basins crossed

6

Max stream order

4

Max drainage

31 897km²

Discharge in basins

12,8m³/s

Mean precip.

691mm/an

Mean T°

9,4°C

Moisture idx

-0,21

Max snow

12%

Mean runoff

121mm/an

Mean elev. (basins)

506m

Watersheds crossing here

Rivers / streams (20, ord ≥ 4)

8 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

16,2%

Pesticides

20,2kg/km²

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

Protected areas7

IUCN Not Reported · 3IUCN IV · 2IUCN III · 2

Rtanj

IUCN IV

Nature Reserve · 2019

54 km²

RTANJ

IUCN Not Reported

Emerald Network

54 km²

Complete list

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