Ontologia

District · DEU

Heilbronn

Germany

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

Species observed

4 883

Observations

111 434

Area

1 098,9km²

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 Heilbronn : 22 espèces reliées par 122 interactions GloBI sur 6 types (connectance 19.4%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
122
Connectance
0.194
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

4 883 distinct species · 111 434 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

111 434 obs · 35 cellules
Obs. / cellule
≥ 9 162
5 205–9 161
3 552–5 204
2 644–3 551
< 2 644

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

Climate

Mean T°

9,9°C

Annual rain

867mm

Warmest m°

23,7°C

Coldest m°

-2,1°C

Elevation: 253 m on average (min 149 m, max 505 m)

Bioclimatic detailsExpert
Annual mean temp.
9,9°C
Annual rain
867mm
Warmest month
23,7°C
Coldest month
-2,1°C
Mean alt.
253m
Min
149m
Max
505m
Std. dev.
61m
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

32,1g/kg

Clay

29,2%

Sand

17,7%

Silt

53,2%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
55,7g/kg
Clay
27,9%
Sand
18,2%
Silt
53,9%
5–15 cm
pH H₂O
6,6
Org. C
23,4g/kg
Clay
30,0%
Sand
15,7%
Silt
54,3%
15–30 cm
pH H₂O
6,6
Org. C
17,1g/kg
Clay
29,7%
Sand
19,1%
Silt
51,2%

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

Land cover

Forest26.5%
Crops48.6%
Built-up2.1%
Bare soil0.8%
Other (grassland, water…)22.0%

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

Hydrology8 basins · 1 lakes · 40 rivers

Hydrology metrics for this exact territory

Stream length here

245,0km

Lake surface here

0,40km²

Basins crossed

8

Max stream order

5

Max drainage

53 865km²

Discharge in basins

245,2m³/s

Mean precip.

701mm/an

Mean T°

9,5°C

Moisture idx

-0,12

Max snow

17%

Mean runoff

338mm/an

Mean elev. (basins)

304m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (40, ord ≥ 4)

28 more river segments

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

Human pressure

Pop. density

2hab/km²

Night light

1,6nW

Built-up

211,8%

Pesticides

26,1kg/km²

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

Protected areas100

IUCN V · 74IUCN Not Reported · 13IUCN IV · 13

Stromberg

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2019

118 km²

Stromberg

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

103 km²

Complete list

+ 40 protected areas (top 60 shown)

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

Sub-administrations37