Ontologia

Commune · DEU

Forchheim

Germany

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

Species observed

2 132

Observations

24 874

Area

44,6km²

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 Forchheim : 26 espèces reliées par 88 interactions GloBI sur 4 types (connectance 16.7%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
88
Connectance
0.167
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

2 132 distinct species · 24 874 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

24 874 obs · 2 cellules
Obs. / cellule
≥ 14 692
14 692–14 691
14 692–14 691
14 692–14 691
< 14 692

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

Climate

Mean T°

9,3°C

Annual rain

754mm

Warmest m°

23,4°C

Coldest m°

-2,8°C

Elevation: 294 m on average (min 258 m, max 352 m)

Bioclimatic detailsExpert
Annual mean temp.
9,3°C
Annual rain
754mm
Warmest month
23,4°C
Coldest month
-2,8°C
Mean alt.
294m
Min
258m
Max
352m
Std. dev.
30m
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

6,0

Org. C

31,2g/kg

Clay

26,2%

Sand

30,8%

Silt

43,0%

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

Dominant lithology: smGLiMaggregated to Forchheim

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
50,6g/kg
Clay
24,9%
Sand
31,6%
Silt
43,5%
5–15 cm
pH H₂O
6,1
Org. C
27,8g/kg
Clay
26,6%
Sand
30,2%
Silt
43,1%
15–30 cm
pH H₂O
6,1
Org. C
15,2g/kg
Clay
27,0%
Sand
30,6%
Silt
42,4%

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

Land cover

Forest37.1%
Crops23.1%
Built-up4.5%
Bare soil0.4%
Other (grassland, water…)34.9%

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

Hydrology4 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

9,8km

Basins crossed

4

Max stream order

5

Max drainage

5 585km²

Discharge in basins

13,0m³/s

Mean precip.

673mm/an

Mean T°

8,2°C

Moisture idx

-0,13

Max snow

23%

Mean runoff

243mm/an

Mean elev. (basins)

380m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

3,9nW

Built-up

445,8%

Pesticides

27,9kg/km²

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

Protected areas10

IUCN Not Reported · 6IUCN V · 3IUCN IV · 1
Complete list

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