Lake Balaton
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 1989
595 km²
Subregion · HUN
Hévíz/Keszthely
Hungary
CfaTemperate, no dry season, hot summer(62 %)
Species observed
2 535
Observations
17 296
Area
492,1km²
Ecological tissue
Sample of 34 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 Hévíz/Keszthely : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 58 interactions GloBI sur 4 types (connectance 10.3%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
34
Interactions affichées
58
Connectance
0.103
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
2 535 distinct species · 17 296 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,0°C
Annual rain
696mm
Warmest m°
26,1°C
Coldest m°
-3,0°C
Elevation: 177 m on average (min 104 m, max 403 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,0°C
Annual rain
696mm
Warmest month
26,1°C
Coldest month
-3,0°C
Mean alt.
177m
Min
104m
Max
403m
Std. dev.
73m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(62 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,7
Org. C
24,3g/kg
Clay
23,0%
Sand
43,8%
Silt
33,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,6
Org. C
40,6g/kg
Clay
22,2%
Sand
41,4%
Silt
36,4%
5–15 cm
pH H₂O
6,7
Org. C
20,1g/kg
Clay
22,6%
Sand
38,2%
Silt
39,2%
15–30 cm
pH H₂O
6,7
Org. C
12,0g/kg
Clay
24,2%
Sand
51,9%
Silt
23,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest32.4%
Crops36.1%
Built-up1.0%
Bare soil0.4%
Other (grassland, water…)30.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology6 basins · 2 lakes · 13 rivers
Hydrology metrics for this exact territory
Stream length here
94,9km
Lake surface here
41,28km²
Basins crossed
6
Max stream order
4
Max drainage
2 761km²
Discharge in basins
8,7m³/s
Mean precip.
667mm/an
Mean T°
10,3°C
Moisture idx
-0,26
Max snow
8%
Mean runoff
136mm/an
Mean elev. (basins)
170m
Watersheds crossing here
- Bassin de Marót-völgyi-csatornasub-area627,6 km²overlap320.84 km²65%
- Bassin de Zalasub-area1 657,1 km²overlap104.47 km²21%
- Bassin de Lesencesub-area245 km²overlap49.75 km²10%
- Bassin de Marcalsub-area1 942,7 km²overlap10.48 km²2%
- Bassin de Zalasub-area20,8 km²overlap6.34 km²1%
- Bassin de Garabonci-malomároksub-area234,5 km²overlap0.24 km²0%
Lakes (2, top by area)
Rivers / streams (13, ord ≥ 4)
- Zalaord 4len here18.53 km18%total103 km
- Gyöngyös-folyásord 2len here12.84 km100%total13 km
- Esztergályi-patakord 3len here11.86 km94%total13 km
- Lapos-patakord 1len here11.47 km100%total11 km
- Egyesített-övcsatornaord 2len here10.00 km91%total11 km
- Csóka-kő-patakord 1len here9.68 km100%total10 km
- Nyugati-főcsatornaord 3len here5.97 km12%total49 km
- Bárándi-patakord 1len here5.92 km100%total6 km
- Hévízi-csatornaord 1len here3.87 km100%total4 km
- Világos-patakord 3len here2.58 km18%total14 km
- Lesenceord 2len here2.22 km10%total21 km
- Keszthelyi-határárokord 4len here≈ tangenttotal3 km
1 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,8nW
Built-up
100,2%
Pesticides
19,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas12
IUCN Not Reported · 8IUCN V · 2IUCN IV · 2
Balaton
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2004
595 km²
Balaton
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2010
595 km²
Balaton-felvidéki Nemzeti Park
IUCN VNational Park · 1997
573 km²
Keszthelyi-hegység
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2010
149 km²
Kis-Balaton
IUCN VWetland of International Importance (Ramsar Site) · 1979
147 km²
Complete list12 protected areas
- Lake BalatonWetland of International Importance (Ramsar Site)IUCN Not Reported1989595 km²
- BalatonSpecial Protection Area (Birds Directive)IUCN Not Reported2004595 km²
- BalatonSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported2010595 km²
- Balaton-felvidéki Nemzeti ParkNational ParkIUCN V1997573 km²
- Keszthelyi-hegységSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported2010149 km²
- Kis-BalatonWetland of International Importance (Ramsar Site)IUCN V1979147 km²
- Kis-BalatonSpecial Protection Area (Birds Directive)IUCN Not Reported2004133 km²
- Kis-BalatonSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported2010133 km²
- Alsó-Zala-völgySpecial Areas of Conservation (Habitats Directive)IUCN Not Reported201066 km²
- Tapolcai-medenceSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported201023 km²
- Hévízi-tó Természetvédelmi TerületNature Conservation AreaIUCN IV19931 km²
- Keszthelyi-kastélypark természetvédelmi területNature Conservation AreaIUCN IV19850 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN