Ontologia

District · CZE

Chomutov

Czechia

DfbCold, no dry season, warm summer(91 %)

Species observed

3 271

Observations

59 869

Area

998,7km²

Ecological tissue

Sample of 37 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 Chomutov : 24 espèces reliées par 134 interactions GloBI sur 7 types (connectance 17.2%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
134
Connectance
0.172
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

3 271 distinct species · 59 869 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

59 869 obs · 30 cellules
Obs. / cellule
≥ 11 452
3 706–11 451
2 338–3 705
1 327–2 337
< 1 327

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

Climate

Mean T°

7,3°C

Annual rain

803mm

Warmest m°

21,3°C

Coldest m°

-4,9°C

Elevation: 510 m on average (min 127 m, max 1 046 m)

Bioclimatic detailsExpert
Annual mean temp.
7,3°C
Annual rain
803mm
Warmest month
21,3°C
Coldest month
-4,9°C
Mean alt.
510m
Min
127m
Max
1 046m
Std. dev.
225m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(91 %)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

43,6g/kg

Clay

20,7%

Sand

37,2%

Silt

42,1%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
70,8g/kg
Clay
20,4%
Sand
37,4%
Silt
42,3%
5–15 cm
pH H₂O
5,8
Org. C
38,7g/kg
Clay
20,8%
Sand
36,9%
Silt
42,3%
15–30 cm
pH H₂O
5,8
Org. C
21,2g/kg
Clay
21,1%
Sand
37,3%
Silt
41,6%

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

Land cover

Forest34.1%
Crops40.1%
Built-up0.8%
Bare soil1.3%
Other (grassland, water…)23.6%

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

Hydrology6 basins · 6 lakes · 31 rivers

Hydrology metrics for this exact territory

Stream length here

231,7km

Lake surface here

15,29km²

Basins crossed

6

Max stream order

4

Max drainage

49 645km²

Discharge in basins

62,4m³/s

Mean precip.

643mm/an

Mean T°

6,9°C

Moisture idx

-0,06

Max snow

25%

Mean runoff

207mm/an

Mean elev. (basins)

442m

Watersheds crossing here

Lakes (6, top by area)

Rivers / streams (31, ord ≥ 4)

19 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

1,4nW

Built-up

76,7%

Pesticides

22,1kg/km²

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

Protected areas77

IUCN IV · 39IUCN Not Reported · 31IUCN III · 5IUCN Ia · 2

Doupovské hory

IUCN Not Reported

Special Protection Area (Birds Directive) · 2004

631 km²

Hradiště

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2016

332 km²

Hradiště

IUCN IV

Contract Protected Area · 2009

281 km²

Doupovské hory

IUCN Not Reported

Site of Community Importance (Habitats Directive) · 2008

126 km²

Complete list

+ 17 protected areas (top 60 shown)

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