Ontologia

Subdivision · DEU

Ahrensburg

Germany

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

Species observed

1 592

Observations

22 281

Area

35,2km²

Ecological tissue

Sample of 36 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 Ahrensburg : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 85 interactions GloBI sur 6 types (connectance 12.8%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
85
Connectance
0.128
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

1 592 distinct species · 22 281 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

22 281 obs · 1 cellules
Obs. / cellule
≥ 22 281
22 281–22 280
22 281–22 280
22 281–22 280
< 22 281

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

Climate

Mean T°

8,9°C

Annual rain

861mm

Warmest m°

21,7°C

Coldest m°

-1,3°C

Elevation: 46 m on average (min 36 m, max 57 m)

Bioclimatic detailsExpert
Annual mean temp.
8,9°C
Annual rain
861mm
Warmest month
21,7°C
Coldest month
-1,3°C
Mean alt.
46m
Min
36m
Max
57m
Std. dev.
4m
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

5,3

Org. C

58,5g/kg

Clay

11,0%

Sand

66,6%

Silt

22,4%

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

Dominant lithology: suGLiMaggregated to Stormarn

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
83,4g/kg
Clay
10,3%
Sand
66,2%
Silt
23,6%
5–15 cm
pH H₂O
5,4
Org. C
48,2g/kg
Clay
10,7%
Sand
66,5%
Silt
22,8%
15–30 cm
pH H₂O
5,4
Org. C
43,7g/kg
Clay
12,1%
Sand
67,2%
Silt
20,8%

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

Land cover

Forest24.1%
Crops34.1%
Built-up4.2%
Bare soil0.3%
Other (grassland, water…)37.3%

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

Hydrology2 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

6,7km

Lake surface here

0,23km²

Basins crossed

2

Max stream order

2

Max drainage

138 382km²

Discharge in basins

16,2m³/s

Mean precip.

718mm/an

Mean T°

8,4°C

Moisture idx

0,02

Max snow

18%

Mean runoff

424mm/an

Mean elev. (basins)

40m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

5hab/km²

Night light

4,6nW

Built-up

419,5%

Pesticides

35,8kg/km²

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

Protected areas14

IUCN IV · 6IUCN V · 5IUCN Not Reported · 3

Todendorf

IUCN V

Landscape Protection Area · 2015

12 km²

Ammersbek

IUCN V

Landscape Protection Area · 2019

10 km²

Complete list

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