Ontologia

City · BGR

Dobrich

Bulgaria

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

Species observed

595

Observations

4 268

Area

1 249,4km²

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 Dobrich : 13 espèces reliées par 87 interactions GloBI sur 3 types (connectance 24.8%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
87
Connectance
0.248
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

595 distinct species · 4 268 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 268 obs · 32 cellules
Obs. / cellule
≥ 934
344–933
117–343
53–116
< 53

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

Climate

Mean T°

11,3°C

Annual rain

567mm

Warmest m°

26,3°C

Coldest m°

-2,8°C

Elevation: 235 m on average (min 77 m, max 348 m)

Bioclimatic detailsExpert
Annual mean temp.
11,3°C
Annual rain
567mm
Warmest month
26,3°C
Coldest month
-2,8°C
Mean alt.
235m
Min
77m
Max
348m
Std. dev.
38m
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

7,0

Org. C

26,5g/kg

Clay

38,2%

Sand

3,8%

Silt

58,0%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
42,3g/kg
Clay
37,0%
Sand
4,0%
Silt
59,0%
5–15 cm
pH H₂O
7,0
Org. C
19,6g/kg
Clay
38,9%
Sand
3,5%
Silt
57,6%
15–30 cm
pH H₂O
7,1
Org. C
17,5g/kg
Clay
38,8%
Sand
3,9%
Silt
57,4%

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

Land cover

Forest11.8%
Crops74.0%
Built-up0.5%
Bare soil0.5%
Other (grassland, water…)13.2%

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

Hydrology5 basins · 1 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

178,4km

Lake surface here

0,73km²

Basins crossed

5

Max stream order

4

Max drainage

2 629km²

Discharge in basins

6,2m³/s

Mean precip.

540mm/an

Mean T°

11,0°C

Moisture idx

-0,37

Max snow

8%

Mean runoff

156mm/an

Mean elev. (basins)

217m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

45,4%

Pesticides

5,6kg/km²

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

Protected areas9

IUCN Not Reported · 5IUCN Not Assigned · 2IUCN VI · 2🌊 Marine · 3

Balchik

IUCN Not Assigned

State Game Husbandries · 2002

1 439 km²

Suha reka

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2020

625 km²

Tervel

IUCN Not Assigned

State Game Husbandries · 2002

579 km²

Batova

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

381 km²

Suha reka

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

254 km²

Complete list

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