Ontologia

City · BGR

Stara Zagora

Bulgaria

CfaTemperate, no dry season, hot summer(95 %)

Species observed

817

Observations

5 733

Area

993,7km²

Ecological tissue

Sample of 35 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 Stara Zagora : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 76 interactions GloBI sur 3 types (connectance 12.8%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
76
Connectance
0.128
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

817 distinct species · 5 733 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 733 obs · 26 cellules
Obs. / cellule
≥ 867
707–866
273–706
104–272
< 104

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

Climate

Mean T°

12,2°C

Annual rain

614mm

Warmest m°

27,9°C

Coldest m°

-3,2°C

Elevation: 275 m on average (min 122 m, max 788 m)

Bioclimatic detailsExpert
Annual mean temp.
12,2°C
Annual rain
614mm
Warmest month
27,9°C
Coldest month
-3,2°C
Mean alt.
275m
Min
122m
Max
788m
Std. dev.
146m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(95 %)Temperate

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

25,3g/kg

Clay

35,2%

Sand

28,0%

Silt

36,8%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
44,8g/kg
Clay
32,6%
Sand
29,4%
Silt
38,0%
5–15 cm
pH H₂O
6,6
Org. C
18,5g/kg
Clay
34,2%
Sand
28,7%
Silt
37,1%
15–30 cm
pH H₂O
6,6
Org. C
12,6g/kg
Clay
38,6%
Sand
25,9%
Silt
35,4%

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

Land cover

Forest23.4%
Crops51.0%
Built-up1.0%
Bare soil0.4%
Other (grassland, water…)24.3%

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

Hydrology10 basins · 2 lakes · 17 rivers

Hydrology metrics for this exact territory

Stream length here

199,0km

Lake surface here

0,20km²

Basins crossed

10

Max stream order

3

Max drainage

15 279km²

Discharge in basins

9,8m³/s

Mean precip.

597mm/an

Mean T°

11,3°C

Moisture idx

-0,40

Max snow

10%

Mean runoff

126mm/an

Mean elev. (basins)

282m

Rivers / streams (17, ord ≥ 4)

5 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

1,6nW

Built-up

97,7%

Pesticides

6,3kg/km²

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

Protected areas9

IUCN III · 4IUCN Not Reported · 3IUCN Not Assigned · 1IUCN VI · 1

Mazalat

IUCN Not Assigned

State Game Husbandries · 2002

680 km²

Reka Sazliyka

IUCN Not Reported

Site of Community Importance (Habitats Directive) · 2008

10 km²

Reka Martinka

IUCN Not Reported

Site of Community Importance (Habitats Directive) · 2008

7 km²

Complete list

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