Ontologia

Subdivision · DEU

Erkner

Germany

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

Species observed

2 550

Observations

19 416

Area

17,8km²

Ecological tissue

Sample of 49 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 Erkner : 36 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 106 interactions GloBI sur 5 types (connectance 8.7%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
50
Interactions affichées
106
Connectance
0.086
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

2 550 distinct species · 19 416 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

19 416 obs · 1 cellules
Obs. / cellule
≥ 19 416
19 416–19 415
19 416–19 415
19 416–19 415
< 19 416

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

Climate

Mean T°

9,5°C

Annual rain

607mm

Warmest m°

23,4°C

Coldest m°

-2,0°C

Elevation: 38 m on average (min 33 m, max 51 m)

Bioclimatic detailsExpert
Annual mean temp.
9,5°C
Annual rain
607mm
Warmest month
23,4°C
Coldest month
-2,0°C
Mean alt.
38m
Min
33m
Max
51m
Std. dev.
3m
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

5,1

Org. C

42,6g/kg

Clay

8,5%

Sand

74,3%

Silt

17,2%

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

Dominant lithology: suGLiMaggregated to Oder-Spree

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
67,4g/kg
Clay
8,9%
Sand
74,4%
Silt
16,7%
5–15 cm
pH H₂O
5,0
Org. C
34,1g/kg
Clay
6,5%
Sand
76,4%
Silt
17,1%
15–30 cm
pH H₂O
5,3
Org. C
26,5g/kg
Clay
10,1%
Sand
72,2%
Silt
17,7%

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

Land cover

Forest48.7%
Crops9.9%
Built-up3.4%
Bare soil0.3%
Other (grassland, water…)37.7%

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

Hydrology3 basins · 2 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

12,2km

Lake surface here

0,69km²

Basins crossed

3

Max stream order

4

Max drainage

7 826km²

Discharge in basins

0,3m³/s

Mean precip.

549mm/an

Mean T°

8,9°C

Moisture idx

-0,25

Max snow

22%

Mean runoff

120mm/an

Mean elev. (basins)

63m

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

Human pressure

Pop. density

3hab/km²

Night light

5,3nW

Built-up

335,1%

Pesticides

30,3kg/km²

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

Protected areas6

IUCN Not Reported · 3IUCN V · 2IUCN IV · 1

Spree

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2006

23 km²

SPA Müggelspree

IUCN Not Reported

Special Protection Area (Birds Directive) · 1997

8 km²

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