Ontologia

Municipality · BGR

Dragoman

Bulgaria

DfbCold, no dry season, warm summer(98 %)

Species observed

805

Observations

24 842

Area

317,2km²

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 Dragoman : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 3 types (connectance 12.1%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
49
Connectance
0.121
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

805 distinct species · 24 842 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

24 842 obs · 8 cellules
Obs. / cellule
≥ 10 953
10 953–10 952
3 965–10 952
270–3 964
< 270

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

Climate

Mean T°

9,8°C

Annual rain

636mm

Warmest m°

24,6°C

Coldest m°

-5,7°C

Elevation: 736 m on average (min 527 m, max 1 026 m)

Bioclimatic detailsExpert
Annual mean temp.
9,8°C
Annual rain
636mm
Warmest month
24,6°C
Coldest month
-5,7°C
Mean alt.
736m
Min
527m
Max
1 026m
Std. dev.
96m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(98 %)Cold

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

Soil & lithology

pH H₂O

6,4

Org. C

32,0g/kg

Clay

30,7%

Sand

30,5%

Silt

38,8%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
54,2g/kg
Clay
29,5%
Sand
31,4%
Silt
39,1%
5–15 cm
pH H₂O
6,4
Org. C
24,2g/kg
Clay
30,1%
Sand
31,1%
Silt
38,8%
15–30 cm
pH H₂O
6,4
Org. C
17,5g/kg
Clay
32,4%
Sand
29,0%
Silt
38,6%

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

Land cover

Forest35.3%
Crops26.9%
Built-up0.3%
Bare soil0.8%
Other (grassland, water…)36.6%

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

Hydrology3 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

53,5km

Basins crossed

3

Max stream order

2

Max drainage

802km²

Discharge in basins

1,8m³/s

Mean precip.

622mm/an

Mean T°

8,5°C

Moisture idx

-0,29

Max snow

10%

Mean runoff

187mm/an

Mean elev. (basins)

793m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,5nW

Built-up

29,0%

Pesticides

6,4kg/km²

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

Protected areas6

IUCN Not Reported · 3IUCN IV · 1IUCN VI · 1IUCN III · 1

Dragoman

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2021

213 km²

Rayanovtsi

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

132 km²

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