Ontologia

Municipality · BGR

Balchik

Bulgaria

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

Species observed

1 414

Observations

12 396

Area

549km²

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 Balchik : 35 espèces reliées par 82 interactions GloBI sur 3 types (connectance 10.0%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
82
Connectance
0.100
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

1 414 distinct species · 12 396 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

12 396 obs · 14 cellules
Obs. / cellule
≥ 5 862
3 512–5 861
472–3 511
206–471
< 206

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

Climate

Mean T°

11,7°C

Annual rain

548mm

Warmest m°

25,5°C

Coldest m°

-1,3°C

Elevation: 203 m on average (min -9 m, max 269 m)

Bioclimatic detailsExpert
Annual mean temp.
11,7°C
Annual rain
548mm
Warmest month
25,5°C
Coldest month
-1,3°C
Mean alt.
203m
Min
-9m
Max
269m
Std. dev.
59m
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

7,1

Org. C

26,7g/kg

Clay

41,6%

Sand

4,8%

Silt

53,6%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,0
Org. C
42,6g/kg
Clay
39,5%
Sand
5,1%
Silt
55,3%
5–15 cm
pH H₂O
7,1
Org. C
20,2g/kg
Clay
42,3%
Sand
4,6%
Silt
53,1%
15–30 cm
pH H₂O
7,2
Org. C
17,2g/kg
Clay
42,9%
Sand
4,6%
Silt
52,5%

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

Land cover

Forest10.3%
Crops74.7%
Built-up0.6%
Bare soil0.7%
Other (grassland, water…)13.7%

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

Hydrology4 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

22,3km

Basins crossed

4

Max stream order

3

Max drainage

2 629km²

Discharge in basins

0,6m³/s

Mean precip.

516mm/an

Mean T°

11,5°C

Moisture idx

-0,37

Max snow

8%

Mean runoff

116mm/an

Mean elev. (basins)

150m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,7nW

Built-up

55,1%

Pesticides

5,7kg/km²

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

Protected areas13

IUCN Not Reported · 7IUCN VI · 3IUCN Not Assigned · 1IUCN V · 1IUCN IV · 1🌊 Marine · 8

Balchik

IUCN Not Assigned

State Game Husbandries · 2002

1 439 km²

Kompleks Kaliakra

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2017

484 km²

Batova

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

381 km²

Kraymorska Dobrudzha

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2018

67 km²

Belite skali

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

42 km²

Complete list

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