Ontologia

Commune · ROU

Alba Iulia

Romania

DfbCold, no dry season, warm summer(52 %)

Species observed

292

Observations

950

Area

102,6km²

Ecological tissue

Sample of 45 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 Alba Iulia : 34 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 98 interactions GloBI sur 5 types (connectance 9.5%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
46
Interactions affichées
98
Connectance
0.095
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

292 distinct species · 950 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

950 obs · 3 cellules
Obs. / cellule
≥ 720
720–719
720–719
199–719
< 199

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

Climate

Mean T°

10,3°C

Annual rain

610mm

Warmest m°

25,0°C

Coldest m°

-4,4°C

Elevation: 320 m on average (min 218 m, max 796 m)

Bioclimatic detailsExpert
Annual mean temp.
10,3°C
Annual rain
610mm
Warmest month
25,0°C
Coldest month
-4,4°C
Mean alt.
320m
Min
218m
Max
796m
Std. dev.
116m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(52 %)Cold

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

Soil & lithology

pH H₂O

6,5

Org. C

32,0g/kg

Clay

38,1%

Sand

25,1%

Silt

36,8%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
50,5g/kg
Clay
37,1%
Sand
25,8%
Silt
37,1%
5–15 cm
pH H₂O
6,5
Org. C
25,8g/kg
Clay
38,4%
Sand
25,3%
Silt
36,4%
15–30 cm
pH H₂O
6,5
Org. C
19,7g/kg
Clay
38,9%
Sand
24,3%
Silt
36,8%

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

Land cover

Forest22.2%
Crops35.2%
Built-up3.0%
Bare soil0.6%
Other (grassland, water…)39.1%

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

Hydrology5 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

19,4km

Basins crossed

5

Max stream order

6

Max drainage

19 674km²

Discharge in basins

97,0m³/s

Mean precip.

637mm/an

Mean T°

9,0°C

Moisture idx

-0,27

Max snow

21%

Mean runoff

222mm/an

Mean elev. (basins)

478m

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

Human pressure

Pop. density

4hab/km²

Night light

6,1nW

Built-up

295,2%

Pesticides

5,3kg/km²

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

Protected areas2

IUCN Not Reported · 2

Podișul Secașelor

IUCN Not Reported

Site of Community Importance (Habitats Directive) · 2009

70 km²

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