Ontologia

Commune · HRV

Cerna

Croatia

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

Species observed

26

Observations

40

Area

68,4km²

Ecological tissue

Sample of 5 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 Cerna : 5 espèces reliées par 3 interactions GloBI sur 2 types (connectance 30.0%, filtre Serrano α=0.2).

Espèces affichées
5
Interactions affichées
3
Connectance
0.300
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

26 distinct species · 40 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

40 obs · 1 cellules
Obs. / cellule
≥ 40
40–39
40–39
40–39
< 40

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

Climate

Mean T°

12,1°C

Annual rain

750mm

Warmest m°

27,8°C

Coldest m°

-3,0°C

Elevation: 83 m on average (min 65 m, max 97 m)

Bioclimatic detailsExpert
Annual mean temp.
12,1°C
Annual rain
750mm
Warmest month
27,8°C
Coldest month
-3,0°C
Mean alt.
83m
Min
65m
Max
97m
Std. dev.
4m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,8

Org. C

27,3g/kg

Clay

30,8%

Sand

29,9%

Silt

39,3%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
44,2g/kg
Clay
30,6%
Sand
29,9%
Silt
39,6%
5–15 cm
pH H₂O
6,8
Org. C
22,6g/kg
Clay
31,7%
Sand
29,2%
Silt
39,1%
15–30 cm
pH H₂O
6,8
Org. C
15,1g/kg
Clay
30,2%
Sand
30,5%
Silt
39,3%

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

Land cover

Forest31.8%
Crops50.3%
Built-up0.5%
Bare soil0.5%
Other (grassland, water…)16.9%

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

Hydrology1 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

26,5km

Basins crossed

1

Max stream order

4

Max drainage

2 720km²

Discharge in basins

0,4m³/s

Mean precip.

738mm/an

Mean T°

11,1°C

Moisture idx

-0,25

Max snow

5%

Mean runoff

195mm/an

Mean elev. (basins)

98m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,5nW

Built-up

52,9%

Pesticides

11,4kg/km²

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