Ontologia

Commune · ROU

Barna

Romania

CfaTemperate, no dry season, hot summer(62 %)

Species observed

8

Observations

8

Area

78,8km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 3 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 Barna : 3 espèces reliées par 2 interactions GloBI sur 1 type (connectance 66.7%, filtre Serrano α=0.2).

Espèces affichées
3
Interactions affichées
2
Connectance
0.667
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

8 distinct species · 8 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 obs · 2 cellules
Obs. / cellule
≥ 4
4–3
4–3
4–3
< 4

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

Climate

Mean T°

10,7°C

Annual rain

857mm

Warmest m°

25,5°C

Coldest m°

-3,5°C

Elevation: 246 m on average (min 147 m, max 446 m)

Bioclimatic detailsExpert
Annual mean temp.
10,7°C
Annual rain
857mm
Warmest month
25,5°C
Coldest month
-3,5°C
Mean alt.
246m
Min
147m
Max
446m
Std. dev.
58m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(62 %)Temperate

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

Soil & lithology

pH H₂O

6,0

Org. C

23,9g/kg

Clay

37,8%

Sand

28,3%

Silt

34,0%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
40,6g/kg
Clay
36,9%
Sand
28,9%
Silt
34,2%
5–15 cm
pH H₂O
6,0
Org. C
19,2g/kg
Clay
38,3%
Sand
28,0%
Silt
33,8%
15–30 cm
pH H₂O
6,0
Org. C
11,9g/kg
Clay
38,0%
Sand
28,1%
Silt
34,0%

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

Land cover

Forest60.3%
Crops19.5%
Built-up0.2%
Bare soil0.3%
Other (grassland, water…)19.6%

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

Hydrology2 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

8,9km

Basins crossed

2

Max stream order

2

Max drainage

3 736km²

Discharge in basins

0,5m³/s

Mean precip.

661mm/an

Mean T°

10,1°C

Moisture idx

-0,27

Max snow

8%

Mean runoff

163mm/an

Mean elev. (basins)

284m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

19,0%

Pesticides

6,1kg/km²

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