Ontologia

Municipality · BGR

Gorna Orhyahovitsa

Bulgaria

CfaTemperate, no dry season, hot summer(87 %)

Species observed

348

Observations

2 814

Area

311,5km²

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 Gorna Orhyahovitsa : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 71 interactions GloBI sur 4 types (connectance 11.9%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
71
Connectance
0.119
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

348 distinct species · 2 814 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 814 obs · 9 cellules
Obs. / cellule
≥ 928
928–927
310–927
284–309
< 284

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

645mm

Warmest m°

27,8°C

Coldest m°

-3,6°C

Elevation: 144 m on average (min 47 m, max 361 m)

Bioclimatic detailsExpert
Annual mean temp.
12,2°C
Annual rain
645mm
Warmest month
27,8°C
Coldest month
-3,6°C
Mean alt.
144m
Min
47m
Max
361m
Std. dev.
89m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(87 %)Temperate

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

Soil & lithology

pH H₂O

6,9

Org. C

25,6g/kg

Clay

36,0%

Sand

10,6%

Silt

53,4%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,8
Org. C
42,9g/kg
Clay
36,0%
Sand
10,6%
Silt
53,4%
5–15 cm
pH H₂O
6,9
Org. C
18,5g/kg
Clay
36,7%
Sand
10,4%
Silt
52,9%
15–30 cm
pH H₂O
6,9
Org. C
15,5g/kg
Clay
35,2%
Sand
10,9%
Silt
53,9%

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

Land cover

Forest15.1%
Crops62.9%
Built-up1.1%
Bare soil0.2%
Other (grassland, water…)20.7%

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

Hydrology4 basins · 1 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

76,1km

Lake surface here

0,10km²

Basins crossed

4

Max stream order

5

Max drainage

6 611km²

Discharge in basins

9,8m³/s

Mean precip.

629mm/an

Mean T°

10,1°C

Moisture idx

-0,34

Max snow

10%

Mean runoff

149mm/an

Mean elev. (basins)

363m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

1,4nW

Built-up

106,5%

Pesticides

6,0kg/km²

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

Protected areas5

IUCN Not Reported · 4IUCN VI · 1

Reka Yantra

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2016

139 km²

Belenska gora

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2020

50 km²

Tarnovski visochini

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2021

44 km²

Stara reka

IUCN Not Reported

Site of Community Importance (Habitats Directive) · 2008

3 km²

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