Ontologia

Subdivision · DEU

Freden (Leine)

Germany

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

Species observed

941

Observations

2 162

Area

18,2km²

Ecological tissue

Sample of 32 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 Freden (Leine) : 17 espèces reliées par 103 interactions GloBI sur 6 types (connectance 17.3%, filtre Serrano α=0.2). 18 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
103
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

941 distinct species · 2 162 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 162 obs · 1 cellules
Obs. / cellule
≥ 2 162
2 162–2 161
2 162–2 161
2 162–2 161
< 2 162

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

Climate

Mean T°

9,0°C

Annual rain

797mm

Warmest m°

22,0°C

Coldest m°

-1,8°C

Elevation: 171 m on average (min 124 m, max 304 m)

Bioclimatic detailsExpert
Annual mean temp.
9,0°C
Annual rain
797mm
Warmest month
22,0°C
Coldest month
-1,8°C
Mean alt.
171m
Min
124m
Max
304m
Std. dev.
53m
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

6,2

Org. C

38,1g/kg

Clay

27,9%

Sand

21,3%

Silt

50,8%

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

Dominant lithology: smGLiMaggregated to Hildesheim

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
58,0g/kg
Clay
26,1%
Sand
20,9%
Silt
53,0%
5–15 cm
pH H₂O
6,2
Org. C
31,0g/kg
Clay
26,8%
Sand
19,1%
Silt
54,0%
15–30 cm
pH H₂O
6,2
Org. C
25,2g/kg
Clay
30,6%
Sand
24,0%
Silt
45,3%

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

Land cover

Forest32.6%
Crops42.5%
Built-up1.4%
Bare soil0.7%
Other (grassland, water…)22.9%

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

Hydrology1 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

10,5km

Basins crossed

1

Max stream order

4

Max drainage

3 679km²

Discharge in basins

0,5m³/s

Mean precip.

752mm/an

Mean T°

8,2°C

Moisture idx

0,04

Max snow

16%

Mean runoff

301mm/an

Mean elev. (basins)

200m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

136,1%

Pesticides

31,6kg/km²

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

Protected areas5

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

Selter

IUCN V

Landscape Protection Area · 2004

6 km²

Lieth

IUCN IV

Nature Reserve · 2020

0 km²

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