Ontologia

Commune · ROU

Simian

Romania

CfaTemperate, no dry season, hot summer(98 %)

Species observed

234

Observations

651

Area

65,9km²

Ecological tissue

Sample of 41 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 Simian : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 111 interactions GloBI sur 5 types (connectance 12.3%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
111
Connectance
0.123
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

234 distinct species · 651 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

651 obs · 2 cellules
Obs. / cellule
≥ 438
438–437
438–437
438–437
< 438

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

Climate

Mean T°

11,7°C

Annual rain

673mm

Warmest m°

27,7°C

Coldest m°

-3,4°C

Elevation: 135 m on average (min 41 m, max 352 m)

Bioclimatic detailsExpert
Annual mean temp.
11,7°C
Annual rain
673mm
Warmest month
27,7°C
Coldest month
-3,4°C
Mean alt.
135m
Min
41m
Max
352m
Std. dev.
76m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(98 %)Temperate

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

Soil & lithology

pH H₂O

6,6

Org. C

20,4g/kg

Clay

30,8%

Sand

36,3%

Silt

32,9%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
34,0g/kg
Clay
29,5%
Sand
37,2%
Silt
33,3%
5–15 cm
pH H₂O
6,6
Org. C
14,5g/kg
Clay
29,3%
Sand
37,6%
Silt
33,0%
15–30 cm
pH H₂O
6,5
Org. C
12,7g/kg
Clay
33,6%
Sand
34,1%
Silt
32,3%

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

Land cover

Forest17.7%
Crops43.1%
Built-up1.6%
Bare soil1.1%
Other (grassland, water…)36.5%

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

Hydrology2 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

14,5km

Lake surface here

3,72km²

Basins crossed

2

Max stream order

8

Max drainage

563 105km²

Discharge in basins

135,4m³/s

Mean precip.

641mm/an

Mean T°

10,5°C

Moisture idx

-0,31

Max snow

12%

Mean runoff

125mm/an

Mean elev. (basins)

225m

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

2,2nW

Built-up

159,3%

Pesticides

8,8kg/km²

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

Protected areas3

IUCN V · 1IUCN Not Reported · 1IUCN Not Assigned · 1

Djerdap

IUCN V

Wetland of International Importance (Ramsar Site) · 2020

665 km²

Oprănești

IUCN Not Reported

Site of Community Importance (Habitats Directive) · 2018

13 km²

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