Ontologia

Commune · ROU

Cluj-napoca

Romania

DfbCold, no dry season, warm summer(100 %)

Species observed

2 777

Observations

35 648

Area

179,5km²

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 Cluj-napoca : 23 espèces reliées par 86 interactions GloBI sur 6 types (connectance 15.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
86
Connectance
0.153
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

2 777 distinct species · 35 648 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

35 648 obs · 4 cellules
Obs. / cellule
≥ 17 295
17 295–17 294
8 884–17 294
8 884–8 883
< 8 884

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

Climate

Mean T°

8,8°C

Annual rain

636mm

Warmest m°

23,8°C

Coldest m°

-6,6°C

Elevation: 437 m on average (min 312 m, max 773 m)

Bioclimatic detailsExpert
Annual mean temp.
8,8°C
Annual rain
636mm
Warmest month
23,8°C
Coldest month
-6,6°C
Mean alt.
437m
Min
312m
Max
773m
Std. dev.
95m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

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

Soil & lithology

pH H₂O

6,4

Org. C

32,2g/kg

Clay

36,0%

Sand

26,3%

Silt

37,7%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
49,7g/kg
Clay
34,4%
Sand
26,4%
Silt
39,2%
5–15 cm
pH H₂O
6,4
Org. C
27,4g/kg
Clay
36,6%
Sand
26,0%
Silt
37,3%
15–30 cm
pH H₂O
6,4
Org. C
19,4g/kg
Clay
37,1%
Sand
26,5%
Silt
36,4%

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

Land cover

Forest18.6%
Crops27.6%
Built-up5.1%
Bare soil0.3%
Other (grassland, water…)48.3%

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

Hydrology5 basins · 0 lakes · 11 rivers

Hydrology metrics for this exact territory

Stream length here

57,9km

Basins crossed

5

Max stream order

4

Max drainage

2 650km²

Discharge in basins

5,3m³/s

Mean precip.

616mm/an

Mean T°

8,5°C

Moisture idx

-0,28

Max snow

11%

Mean runoff

206mm/an

Mean elev. (basins)

467m

Watersheds crossing here

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

Human pressure

Pop. density

11hab/km²

Night light

10,3nW

Built-up

508,4%

Pesticides

5,3kg/km²

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

Protected areas6

IUCN IV · 3IUCN Not Reported · 2IUCN Not Assigned · 1

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