Ontologia

Subregion · HUN

Érd

Hungary

DfaCold, no dry season, hot summer(49 %)

Species observed

2 825

Observations

26 968

Area

259,7km²

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 Érd : 31 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 94 interactions GloBI sur 5 types (connectance 11.5%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
94
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

2 825 distinct species · 26 968 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

26 968 obs · 8 cellules
Obs. / cellule
≥ 6 190
6 190–6 189
5 408–6 189
4 047–5 407
< 4 047

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

Climate

Mean T°

10,5°C

Annual rain

586mm

Warmest m°

26,3°C

Coldest m°

-3,9°C

Elevation: 165 m on average (min 99 m, max 430 m)

Bioclimatic detailsExpert
Annual mean temp.
10,5°C
Annual rain
586mm
Warmest month
26,3°C
Coldest month
-3,9°C
Mean alt.
165m
Min
99m
Max
430m
Std. dev.
46m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(49 %)Cold

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

Soil & lithology

pH H₂O

7,4

Org. C

22,3g/kg

Clay

21,5%

Sand

40,0%

Silt

38,4%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,3
Org. C
35,1g/kg
Clay
20,8%
Sand
36,2%
Silt
43,0%
5–15 cm
pH H₂O
7,4
Org. C
19,9g/kg
Clay
21,8%
Sand
34,4%
Silt
43,8%
15–30 cm
pH H₂O
7,4
Org. C
11,8g/kg
Clay
22,0%
Sand
49,5%
Silt
28,5%

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

Land cover

Forest14.2%
Crops42.3%
Built-up4.5%
Bare soil0.4%
Other (grassland, water…)38.5%

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

Hydrology4 basins · 4 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

60,3km

Lake surface here

1,22km²

Basins crossed

4

Max stream order

3

Max drainage

184 935km²

Discharge in basins

591,4m³/s

Mean precip.

570mm/an

Mean T°

10,5°C

Moisture idx

-0,36

Max snow

6%

Mean runoff

84mm/an

Mean elev. (basins)

190m

Watersheds crossing here

Lakes (4, top by area)

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

Human pressure

Pop. density

3hab/km²

Night light

5,9nW

Built-up

453,8%

Pesticides

19,1kg/km²

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

Protected areas15

IUCN III · 7IUCN Not Reported · 5IUCN IV · 2IUCN V · 1

Duna és ártere

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2010

166 km²

Budai-hegység

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2010

95 km²

Budaörsi kopárok

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2010

6 km²

Complete list

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