Ontologia

Commune · ROU

Balta Alba

Romania

DfaCold, no dry season, hot summer(100 %)

Species observed

288

Observations

7 358

Area

84,9km²

Ecological tissue

Sample of 32 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 Balta Alba : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 67 interactions GloBI sur 3 types (connectance 12.7%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
67
Connectance
0.127
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

288 distinct species · 7 358 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 358 obs · 3 cellules
Obs. / cellule
≥ 3 848
3 848–3 847
3 848–3 847
2 082–3 847
< 2 082

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

Climate

Mean T°

11,6°C

Annual rain

484mm

Warmest m°

28,2°C

Coldest m°

-3,8°C

Elevation: 40 m on average (min 27 m, max 54 m)

Bioclimatic detailsExpert
Annual mean temp.
11,6°C
Annual rain
484mm
Warmest month
28,2°C
Coldest month
-3,8°C
Mean alt.
40m
Min
27m
Max
54m
Std. dev.
7m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(100 %)Cold

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

Soil & lithology

pH H₂O

7,5

Org. C

22,4g/kg

Clay

39,3%

Sand

11,8%

Silt

48,9%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
35,7g/kg
Clay
39,4%
Sand
12,1%
Silt
48,6%
5–15 cm
pH H₂O
7,5
Org. C
16,2g/kg
Clay
39,4%
Sand
11,7%
Silt
48,8%
15–30 cm
pH H₂O
7,5
Org. C
15,2g/kg
Clay
39,1%
Sand
11,7%
Silt
49,2%

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

Land cover

Forest2.6%
Crops65.5%
Built-up0.3%
Bare soil1.2%
Other (grassland, water…)30.3%

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

Hydrology1 basins · 4 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

13,52km²

Basins crossed

1

Max drainage

5 537km²

Discharge in basins

4,9m³/s

Mean precip.

493mm/an

Mean T°

10,9°C

Moisture idx

-0,48

Max snow

7%

Mean runoff

130mm/an

Mean elev. (basins)

35m

Watersheds crossing here

Lakes (4, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

33,9%

Pesticides

5,4kg/km²

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

Protected areas6

IUCN Not Reported · 4IUCN Not Assigned · 2

Lunca Buzăului

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2022

96 km²

Lunca Buzăului

IUCN Not Reported

Special Protection Area (Birds Directive) · 2016

96 km²

Balta Albă

IUCN Not Assigned

Not Assigned · 1995

12 km²

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