Ontologia

Subdivision · DEU

Bretten

Germany

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

Species observed

1 180

Observations

15 560

Area

70,7km²

Ecological tissue

Sample of 43 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 Bretten : 21 espèces reliées par 139 interactions GloBI sur 4 types (connectance 14.7%, filtre Serrano α=0.2). 23 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
44
Interactions affichées
139
Connectance
0.147
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

1 180 distinct species · 15 560 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

15 560 obs · 2 cellules
Obs. / cellule
≥ 10 017
10 017–10 016
10 017–10 016
10 017–10 016
< 10 017

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

Climate

Mean T°

10,4°C

Annual rain

849mm

Warmest m°

24,0°C

Coldest m°

-1,3°C

Elevation: 217 m on average (min 161 m, max 290 m)

Bioclimatic detailsExpert
Annual mean temp.
10,4°C
Annual rain
849mm
Warmest month
24,0°C
Coldest month
-1,3°C
Mean alt.
217m
Min
161m
Max
290m
Std. dev.
25m
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

6,6

Org. C

31,6g/kg

Clay

30,5%

Sand

18,7%

Silt

50,8%

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

Dominant lithology: smGLiMaggregated to Karlsruhe

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
56,0g/kg
Clay
30,5%
Sand
19,2%
Silt
50,3%
5–15 cm
pH H₂O
6,7
Org. C
23,2g/kg
Clay
31,4%
Sand
17,1%
Silt
51,5%
15–30 cm
pH H₂O
6,7
Org. C
15,4g/kg
Clay
29,7%
Sand
19,8%
Silt
50,5%

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

Land cover

Forest30.4%
Crops44.5%
Built-up2.6%
Bare soil0.6%
Other (grassland, water…)22.0%

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

Hydrology2 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

16,9km

Basins crossed

2

Max stream order

2

Max drainage

53 865km²

Discharge in basins

14,1m³/s

Mean precip.

733mm/an

Mean T°

10,0°C

Moisture idx

-0,10

Max snow

9%

Mean runoff

359mm/an

Mean elev. (basins)

206m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

2,0nW

Built-up

258,8%

Pesticides

25,7kg/km²

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

Protected areas14

IUCN V · 12IUCN Not Reported · 2

Stromberg

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2019

118 km²

Kraichgau

IUCN V

Landscape Protection Area · 1987

41 km²

Mittlerer Kraichgau

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2019

27 km²

Rechberg

IUCN V

Landscape Protection Area · 1990

1 km²

Complete list

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