Ontologia

Commune · ROU

Orsova

Romania

CfaTemperate, no dry season, hot summer(89 %)

Species observed

190

Observations

288

Area

49km²

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 Orsova : 24 espèces reliées par 56 interactions GloBI sur 5 types (connectance 9.4%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
56
Connectance
0.094
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

190 distinct species · 288 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

288 obs · 1 cellules
Obs. / cellule
≥ 288
288–287
288–287
288–287
< 288

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

Climate

Mean T°

11,0°C

Annual rain

661mm

Warmest m°

26,7°C

Coldest m°

-3,9°C

Elevation: 178 m on average (min 66 m, max 583 m)

Bioclimatic detailsExpert
Annual mean temp.
11,0°C
Annual rain
661mm
Warmest month
26,7°C
Coldest month
-3,9°C
Mean alt.
178m
Min
66m
Max
583m
Std. dev.
88m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(89 %)Temperate

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

30,4g/kg

Clay

31,0%

Sand

31,7%

Silt

37,3%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
49,1g/kg
Clay
30,0%
Sand
31,7%
Silt
38,3%
5–15 cm
pH H₂O
6,5
Org. C
24,8g/kg
Clay
30,6%
Sand
32,3%
Silt
37,1%
15–30 cm
pH H₂O
6,5
Org. C
17,3g/kg
Clay
32,5%
Sand
31,1%
Silt
36,5%

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

Land cover

Forest41.2%
Crops8.4%
Built-up0.9%
Bare soil0.3%
Other (grassland, water…)49.3%

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

Hydrology3 basins · 1 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

19,1km

Lake surface here

11,82km²

Basins crossed

3

Max stream order

8

Max drainage

563 105km²

Discharge in basins

127,9m³/s

Mean precip.

741mm/an

Mean T°

8,9°C

Moisture idx

-0,12

Max snow

19%

Mean runoff

158mm/an

Mean elev. (basins)

558m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

1,6nW

Built-up

86,3%

Pesticides

7,7kg/km²

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

Protected areas8

IUCN Not Reported · 4IUCN V · 2IUCN II · 1IUCN IV · 1

Porțile de Fier

IUCN Not Reported

Site of Community Importance (Habitats Directive) · 2009

1 254 km²

Djerdap

IUCN V

Wetland of International Importance (Ramsar Site) · 2020

665 km²

DJERDAP

IUCN Not Reported

Emerald Network

653 km²

Complete list

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