Ontologia

Statutory city · CZE

Ostrava

Czechia

DfbCold, no dry season, warm summer(100 %)

Species observed

1 760

Observations

44 790

Area

212,2km²

Ecological tissue

Sample of 34 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 Ostrava : 23 espèces reliées par 109 interactions GloBI sur 4 types (connectance 17.3%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
109
Connectance
0.173
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

1 760 distinct species · 44 790 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

44 790 obs · 5 cellules
Obs. / cellule
≥ 15 501
15 501–15 500
12 554–15 500
10 151–12 553
< 10 151

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

Climate

Mean T°

9,1°C

Annual rain

736mm

Warmest m°

23,2°C

Coldest m°

-4,6°C

Elevation: 239 m on average (min 201 m, max 325 m)

Bioclimatic detailsExpert
Annual mean temp.
9,1°C
Annual rain
736mm
Warmest month
23,2°C
Coldest month
-4,6°C
Mean alt.
239m
Min
201m
Max
325m
Std. dev.
24m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

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

Soil & lithology

pH H₂O

5,8

Org. C

28,9g/kg

Clay

23,2%

Sand

17,8%

Silt

59,0%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
51,4g/kg
Clay
22,5%
Sand
18,2%
Silt
59,3%
5–15 cm
pH H₂O
5,8
Org. C
20,6g/kg
Clay
23,4%
Sand
17,2%
Silt
59,4%
15–30 cm
pH H₂O
5,9
Org. C
14,7g/kg
Clay
23,7%
Sand
18,0%
Silt
58,3%

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

Land cover

Forest20.1%
Crops26.1%
Built-up6.1%
Bare soil0.2%
Other (grassland, water…)47.6%

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

Hydrology3 basins · 6 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

66,8km

Lake surface here

1,65km²

Basins crossed

3

Max stream order

4

Max drainage

4 662km²

Discharge in basins

5,0m³/s

Mean precip.

772mm/an

Mean T°

7,3°C

Moisture idx

0,02

Max snow

24%

Mean runoff

284mm/an

Mean elev. (basins)

451m

Watersheds crossing here

Lakes (6, top by area)

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

Human pressure

Pop. density

7hab/km²

Night light

13,5nW

Built-up

606,6%

Pesticides

22,2kg/km²

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

Protected areas20

IUCN IV · 9IUCN Not Reported · 6IUCN III · 4IUCN V · 1

Poodří

IUCN V

Protected Landscape Area · 1991

82 km²

Poodří

IUCN Not Reported

Special Protection Area (Birds Directive) · 2005

80 km²

Poodří

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2017

52 km²

Poodøí

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 1993

44 km²

Heřmanický rybník

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2013

5 km²

Complete list

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