Ontologia

Municipality · BGR

Bolyarovo

Bulgaria

CfaTemperate, no dry season, hot summer(100 %)

Species observed

784

Observations

4 219

Area

674,5km²

Ecological tissue

Sample of 32 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 Bolyarovo : 20 espèces reliées par 96 interactions GloBI sur 4 types (connectance 19.4%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
96
Connectance
0.194
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

784 distinct species · 4 219 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 219 obs · 20 cellules
Obs. / cellule
≥ 646
548–645
333–547
121–332
< 121

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

Climate

Mean T°

12,3°C

Annual rain

604mm

Warmest m°

27,5°C

Coldest m°

-1,7°C

Elevation: 294 m on average (min 134 m, max 520 m)

Bioclimatic detailsExpert
Annual mean temp.
12,3°C
Annual rain
604mm
Warmest month
27,5°C
Coldest month
-1,7°C
Mean alt.
294m
Min
134m
Max
520m
Std. dev.
79m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,6

Org. C

24,8g/kg

Clay

28,9%

Sand

36,2%

Silt

34,8%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
44,5g/kg
Clay
27,0%
Sand
37,0%
Silt
36,0%
5–15 cm
pH H₂O
6,6
Org. C
15,9g/kg
Clay
27,8%
Sand
37,4%
Silt
34,8%
15–30 cm
pH H₂O
6,6
Org. C
13,9g/kg
Clay
32,0%
Sand
34,2%
Silt
33,8%

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

Land cover

Forest23.3%
Crops45.1%
Built-up0.1%
Bare soil0.7%
Other (grassland, water…)30.9%

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

Hydrology6 basins · 3 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

63,3km

Lake surface here

3,03km²

Basins crossed

6

Max stream order

3

Max drainage

8 583km²

Discharge in basins

12,2m³/s

Mean precip.

625mm/an

Mean T°

12,1°C

Moisture idx

-0,39

Max snow

5%

Mean runoff

118mm/an

Mean elev. (basins)

257m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

9,4%

Pesticides

8,9kg/km²

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

Protected areas7

IUCN Not Reported · 6IUCN Not Assigned · 1

Tundzha

IUCN Not Assigned

State Game Husbandries · 2023

1 986 km²

Zapadna Strandzha

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

538 km²

Complete list

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