Ontologia

Municipality · BGR

Oryahovo

Bulgaria

DfaCold, no dry season, hot summer(68 %)

Species observed

219

Observations

2 466

Area

267,4km²

Ecological tissue

Sample of 39 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 Oryahovo : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 85 interactions GloBI sur 3 types (connectance 11.5%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
85
Connectance
0.115
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

219 distinct species · 2 466 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 466 obs · 7 cellules
Obs. / cellule
≥ 1 656
1 656–1 655
170–1 655
85–169
< 85

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

Climate

Mean T°

12,4°C

Annual rain

586mm

Warmest m°

29,0°C

Coldest m°

-4,1°C

Elevation: 125 m on average (min 23 m, max 182 m)

Bioclimatic detailsExpert
Annual mean temp.
12,4°C
Annual rain
586mm
Warmest month
29,0°C
Coldest month
-4,1°C
Mean alt.
125m
Min
23m
Max
182m
Std. dev.
50m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(68 %)Cold

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

24,4g/kg

Clay

33,7%

Sand

20,7%

Silt

45,6%

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
39,6g/kg
Clay
33,9%
Sand
20,4%
Silt
45,8%
5–15 cm
pH H₂O
7,0
Org. C
18,8g/kg
Clay
34,0%
Sand
20,1%
Silt
45,9%
15–30 cm
pH H₂O
7,0
Org. C
14,8g/kg
Clay
33,2%
Sand
21,7%
Silt
45,1%

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

Land cover

Forest8.9%
Crops70.6%
Built-up0.4%
Bare soil0.1%
Other (grassland, water…)19.9%

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

Hydrology4 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

44,2km

Basins crossed

4

Max stream order

8

Max drainage

592 365km²

Discharge in basins

1 057,4m³/s

Mean precip.

593mm/an

Mean T°

11,5°C

Moisture idx

-0,40

Max snow

12%

Mean runoff

106mm/an

Mean elev. (basins)

120m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

41,6%

Pesticides

5,7kg/km²

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

Protected areas9

IUCN Not Reported · 6IUCN VI · 3

Coridorul Jiului

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2022

714 km²

Ostrov

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2020

39 km²

Reka Ogosta

IUCN Not Reported

Site of Community Importance (Habitats Directive) · 2008

14 km²

Complete list

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