Ontologia

Municipality · BGR

Breznik

Bulgaria

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

Species observed

278

Observations

743

Area

413,2km²

Ecological tissue

Sample of 41 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 Breznik : 26 espèces reliées par 106 interactions GloBI sur 5 types (connectance 12.9%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
106
Connectance
0.129
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

278 distinct species · 743 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

743 obs · 11 cellules
Obs. / cellule
≥ 157
146–156
96–145
37–95
< 37

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

Climate

Mean T°

9,1°C

Annual rain

674mm

Warmest m°

24,1°C

Coldest m°

-6,2°C

Elevation: 878 m on average (min 683 m, max 1 277 m)

Bioclimatic detailsExpert
Annual mean temp.
9,1°C
Annual rain
674mm
Warmest month
24,1°C
Coldest month
-6,2°C
Mean alt.
878m
Min
683m
Max
1 277m
Std. dev.
126m
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

6,5

Org. C

30,6g/kg

Clay

29,2%

Sand

33,0%

Silt

37,8%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
49,0g/kg
Clay
28,2%
Sand
34,0%
Silt
37,7%
5–15 cm
pH H₂O
6,5
Org. C
24,4g/kg
Clay
28,6%
Sand
33,7%
Silt
37,7%
15–30 cm
pH H₂O
6,5
Org. C
18,4g/kg
Clay
30,8%
Sand
31,2%
Silt
38,0%

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

Land cover

Forest31.1%
Crops33.4%
Built-up0.3%
Bare soil0.7%
Other (grassland, water…)34.6%

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

Hydrology4 basins · 2 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

66,7km

Lake surface here

0,45km²

Basins crossed

4

Max stream order

3

Max drainage

2 193km²

Discharge in basins

3,0m³/s

Mean precip.

579mm/an

Mean T°

8,5°C

Moisture idx

-0,34

Max snow

12%

Mean runoff

218mm/an

Mean elev. (basins)

881m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

26,7%

Pesticides

5,9kg/km²

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

Protected areas4

IUCN Not Reported · 4

Noevtsi

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

85 km²

Meshtitsa

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

34 km²

Lyubash

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2020

13 km²

Rebro

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2020

2 km²

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