Ontologia

County · USA

Transylvania

United States

CfaTemperate, no dry season, hot summer(50 %)

Species observed

5 461

Observations

579 484

Area

986,8km²

Ecological tissue

Sample of 30 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 Transylvania : 19 espèces reliées par 63 interactions GloBI sur 4 types (connectance 12.7%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
63
Connectance
0.127
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

5 461 distinct species · 579 484 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

579 484 obs · 32 cellules
Obs. / cellule
≥ 171 264
33 583–171 263
17 936–33 582
11 085–17 935
< 11 085

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

Climate

Mean T°

12,0°C

Annual rain

1 870mm

Warmest m°

26,4°C

Coldest m°

-2,2°C

Elevation: 871 m on average (min 407 m, max 1 745 m)

Bioclimatic detailsExpert
Annual mean temp.
12,0°C
Annual rain
1 870mm
Warmest month
26,4°C
Coldest month
-2,2°C
Mean alt.
871m
Min
407m
Max
1 745m
Std. dev.
173m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(50 %)Temperate

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

Soil & lithology

pH H₂O

5,1

Org. C

64,1g/kg

Clay

24,5%

Sand

50,0%

Silt

25,5%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
108,1g/kg
Clay
24,4%
Sand
50,0%
Silt
25,6%
5–15 cm
pH H₂O
5,1
Org. C
53,9g/kg
Clay
24,2%
Sand
50,2%
Silt
25,6%
15–30 cm
pH H₂O
5,1
Org. C
30,2g/kg
Clay
24,8%
Sand
49,9%
Silt
25,2%

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

Land cover

Forest84.6%
Crops1.2%
Built-up0.5%
Bare soil0.1%
Other (grassland, water…)13.6%

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

Hydrology6 basins · 10 lakes · 67 rivers

Hydrology metrics for this exact territory

Stream length here

315,4km

Lake surface here

4,29km²

Basins crossed

6

Max stream order

4

Max drainage

2 731km²

Discharge in basins

29,6m³/s

Mean precip.

1 525mm/an

Mean T°

12,6°C

Moisture idx

0,19

Max snow

3%

Mean runoff

820mm/an

Mean elev. (basins)

736m

Watersheds crossing here

Lakes (10, top by area)

1 more lakes

Rivers / streams (67, ord ≥ 4)

55 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

51,4%

Pesticides

12,8kg/km²

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

Protected areas16

IUCN V · 10IUCN III · 2IUCN VI · 2IUCN Ib · 1IUCN Not Assigned · 1🌊 Marine · 2
Complete list

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