Ontologia

Subdivision · DEU

Zwickau

Germany

CfbTemperate, no dry season, warm summer(81 %)

Species observed

3 637

Observations

23 226

Area

103,2km²

Ecological tissue

Sample of 35 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 Zwickau : 22 espèces reliées par 127 interactions GloBI sur 5 types (connectance 20.2%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
127
Connectance
0.202
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

3 637 distinct species · 23 226 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

23 226 obs · 4 cellules
Obs. / cellule
≥ 10 690
10 690–10 689
4 341–10 689
4 341–4 340
< 4 341

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

Climate

Mean T°

8,7°C

Annual rain

790mm

Warmest m°

22,2°C

Coldest m°

-2,8°C

Elevation: 314 m on average (min 250 m, max 422 m)

Bioclimatic detailsExpert
Annual mean temp.
8,7°C
Annual rain
790mm
Warmest month
22,2°C
Coldest month
-2,8°C
Mean alt.
314m
Min
250m
Max
422m
Std. dev.
39m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(81 %)Temperate

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

Soil & lithology

pH H₂O

5,9

Org. C

32,9g/kg

Clay

26,6%

Sand

24,4%

Silt

49,0%

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

Dominant lithology: mtGLiMaggregated to Zwickau

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
56,1g/kg
Clay
26,3%
Sand
24,1%
Silt
49,6%
5–15 cm
pH H₂O
5,9
Org. C
25,3g/kg
Clay
26,6%
Sand
24,1%
Silt
49,3%
15–30 cm
pH H₂O
6,0
Org. C
17,3g/kg
Clay
26,8%
Sand
25,0%
Silt
48,2%

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

Land cover

Forest14.3%
Crops37.1%
Built-up5.4%
Bare soil0.7%
Other (grassland, water…)42.4%

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

Hydrology2 basins · 2 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

18,2km

Lake surface here

0,66km²

Basins crossed

2

Max stream order

3

Max drainage

1 556km²

Discharge in basins

1,4m³/s

Mean precip.

612mm/an

Mean T°

7,6°C

Moisture idx

-0,14

Max snow

19%

Mean runoff

228mm/an

Mean elev. (basins)

355m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

5hab/km²

Night light

5,9nW

Built-up

541,7%

Pesticides

27,9kg/km²

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

Protected areas9

IUCN V · 7IUCN Not Reported · 2

Plotzgrund

IUCN V

Landscape Protection Area · 1997

5 km²

Complete list

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