Ontologia

Municipality · DNK

Roskilde

Denmark

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

Species observed

5 423

Observations

384 627

Area

212,6km²

Ecological tissue

Sample of 28 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 Roskilde : 19 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 77 interactions GloBI sur 5 types (connectance 17.7%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
77
Connectance
0.177
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

5 423 distinct species · 384 627 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

384 627 obs · 6 cellules
Obs. / cellule
≥ 153 465
153 465–153 464
77 950–153 464
73 047–77 949
< 73 047

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

Climate

Mean T°

8,3°C

Annual rain

667mm

Warmest m°

21,0°C

Coldest m°

-1,7°C

Elevation: 28 m on average (min -3 m, max 53 m)

Bioclimatic detailsExpert
Annual mean temp.
8,3°C
Annual rain
667mm
Warmest month
21,0°C
Coldest month
-1,7°C
Mean alt.
28m
Min
-3m
Max
53m
Std. dev.
15m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,5

Org. C

41,6g/kg

Clay

16,6%

Sand

56,3%

Silt

27,1%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
67,4g/kg
Clay
16,3%
Sand
56,1%
Silt
27,6%
5–15 cm
pH H₂O
6,5
Org. C
30,4g/kg
Clay
15,1%
Sand
57,4%
Silt
27,5%
15–30 cm
pH H₂O
6,6
Org. C
27,1g/kg
Clay
18,4%
Sand
55,2%
Silt
26,3%

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

Land cover

Forest6.7%
Crops57.6%
Built-up2.3%
Bare soil0.9%
Other (grassland, water…)32.5%

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

Hydrology1 basins · 3 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

38,6km

Lake surface here

0,66km²

Basins crossed

1

Max stream order

2

Max drainage

4 045km²

Discharge in basins

0,1m³/s

Mean precip.

607mm/an

Mean T°

8,2°C

Moisture idx

0,12

Max snow

17%

Mean runoff

367mm/an

Mean elev. (basins)

21m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

3,2nW

Built-up

227,2%

Pesticides

10,7kg/km²

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

Protected areas21

IUCN Not Reported · 6IUCN Not Assigned · 6IUCN IV · 6IUCN V · 3🌊 Marine · 11

Roskilde Fjord

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2011

138 km²

Lejre Kommune private

IUCN Not Assigned

§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.) · 1992

15 km²

Egedal Kommune private

IUCN Not Assigned

§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.) · 1992

13 km²

Complete list

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