Ontologia

Commune · ROU

Chiojdu

Romania

DfbCold, no dry season, warm summer(95 %)

Species observed

53

Observations

79

Area

128,3km²

Ecological tissue

Sample of 24 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 Chiojdu : 22 espèces reliées par 23 interactions GloBI sur 5 types (connectance 8.3%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
23
Connectance
0.083
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

53 distinct species · 79 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

79 obs · 4 cellules
Obs. / cellule
≥ 43
43–42
19–42
19–18
< 19

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

Climate

Mean T°

6,7°C

Annual rain

804mm

Warmest m°

21,2°C

Coldest m°

-7,1°C

Elevation: 881 m on average (min 477 m, max 1 518 m)

Bioclimatic detailsExpert
Annual mean temp.
6,7°C
Annual rain
804mm
Warmest month
21,2°C
Coldest month
-7,1°C
Mean alt.
881m
Min
477m
Max
1 518m
Std. dev.
233m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(95 %)Cold

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

Soil & lithology

pH H₂O

5,8

Org. C

43,6g/kg

Clay

28,3%

Sand

36,3%

Silt

35,5%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
68,6g/kg
Clay
27,0%
Sand
36,8%
Silt
36,2%
5–15 cm
pH H₂O
5,8
Org. C
35,5g/kg
Clay
28,8%
Sand
36,8%
Silt
34,4%
15–30 cm
pH H₂O
5,8
Org. C
26,6g/kg
Clay
28,9%
Sand
35,3%
Silt
35,7%

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

Land cover

Forest61.4%
Crops16.5%
Built-up0.2%
Bare soil0.3%
Other (grassland, water…)21.6%

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

Hydrology3 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

21,0km

Basins crossed

3

Max stream order

2

Max drainage

1 816km²

Discharge in basins

3,0m³/s

Mean precip.

705mm/an

Mean T°

6,9°C

Moisture idx

-0,12

Max snow

27%

Mean runoff

405mm/an

Mean elev. (basins)

764m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

20,8%

Pesticides

4,0kg/km²

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

Protected areas2

IUCN Not Reported · 1IUCN Not Assigned · 1

Siriu

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2022

62 km²

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