Ontologia

Commune · ROU

Cajvana

Romania

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

Species observed

19

Observations

26

Area

24,5km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 6 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 Cajvana : 6 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 4 interactions GloBI sur 1 type (connectance 26.7%, filtre Serrano α=0.2).

Espèces affichées
6
Interactions affichées
4
Connectance
0.267
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

19 distinct species · 26 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

26 obs · 1 cellules
Obs. / cellule
≥ 26
26–25
26–25
26–25
< 26

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

Climate

Mean T°

8,3°C

Annual rain

672mm

Warmest m°

23,4°C

Coldest m°

-7,0°C

Elevation: 403 m on average (min 342 m, max 435 m)

Bioclimatic detailsExpert
Annual mean temp.
8,3°C
Annual rain
672mm
Warmest month
23,4°C
Coldest month
-7,0°C
Mean alt.
403m
Min
342m
Max
435m
Std. dev.
21m
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

6,1

Org. C

29,8g/kg

Clay

39,0%

Sand

23,9%

Silt

37,0%

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
43,8g/kg
Clay
37,2%
Sand
25,6%
Silt
37,1%
5–15 cm
pH H₂O
6,1
Org. C
22,0g/kg
Clay
41,0%
Sand
24,5%
Silt
34,6%
15–30 cm
pH H₂O
6,2
Org. C
23,5g/kg
Clay
38,9%
Sand
21,7%
Silt
39,4%

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

Land cover

Forest10.7%
Crops45.3%
Built-up3.1%
Bare soil0.3%
Other (grassland, water…)40.8%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,5km

Basins crossed

1

Max stream order

2

Max drainage

2 630km²

Discharge in basins

0,2m³/s

Mean precip.

672mm/an

Mean T°

6,9°C

Moisture idx

-0,13

Max snow

25%

Mean runoff

313mm/an

Mean elev. (basins)

591m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

2hab/km²

Night light

1,8nW

Built-up

307,5%

Pesticides

5,4kg/km²

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