Ontologia

District · DEU

Erzgebirgskreis

Germany

DfbCold, no dry season, warm summer(99 %)

Species observed

6 649

Observations

181 798

Area

1 827,2km²

Ecological tissue

Sample of 29 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 Erzgebirgskreis : 15 espèces reliées par 137 interactions GloBI sur 6 types (connectance 24.4%, filtre Serrano α=0.2). 19 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
137
Connectance
0.244
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

6 649 distinct species · 181 798 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

181 798 obs · 54 cellules
Obs. / cellule
≥ 44 729
4 707–44 728
2 648–4 706
2 292–2 647
< 2 292

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

Climate

Mean T°

6,8°C

Annual rain

950mm

Warmest m°

20,1°C

Coldest m°

-4,9°C

Elevation: 602 m on average (min 314 m, max 1 087 m)

Bioclimatic detailsExpert
Annual mean temp.
6,8°C
Annual rain
950mm
Warmest month
20,1°C
Coldest month
-4,9°C
Mean alt.
602m
Min
314m
Max
1 087m
Std. dev.
135m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(99 %)Cold

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

Soil & lithology

pH H₂O

5,7

Org. C

46,5g/kg

Clay

18,9%

Sand

37,9%

Silt

43,2%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
73,6g/kg
Clay
19,1%
Sand
37,6%
Silt
43,3%
5–15 cm
pH H₂O
5,7
Org. C
43,6g/kg
Clay
19,1%
Sand
37,7%
Silt
43,3%
15–30 cm
pH H₂O
5,7
Org. C
22,3g/kg
Clay
18,6%
Sand
38,3%
Silt
43,1%

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

Land cover

Forest45.1%
Crops25.7%
Built-up1.3%
Bare soil0.4%
Other (grassland, water…)27.5%

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

Hydrology8 basins · 11 lakes · 62 rivers

Hydrology metrics for this exact territory

Stream length here

444,1km

Lake surface here

6,34km²

Basins crossed

8

Max stream order

3

Max drainage

3 612km²

Discharge in basins

16,3m³/s

Mean precip.

705mm/an

Mean T°

6,6°C

Moisture idx

0,05

Max snow

34%

Mean runoff

247mm/an

Mean elev. (basins)

542m

Watersheds crossing here

Lakes (11, top by area)

2 more lakes

Rivers / streams (62, ord ≥ 4)

50 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

1,1nW

Built-up

128,3%

Pesticides

23,6kg/km²

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

Protected areas100

IUCN Not Reported · 54IUCN V · 23IUCN IV · 23

Westerzgebirge

IUCN Not Reported

Special Protection Area (Birds Directive) · 2006

67 km²

Complete list

+ 40 protected areas (top 60 shown)

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

Sub-administrations58