Ontologia

Subdivision · DEU

Hollfeld

Germany

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

Species observed

1 565

Observations

14 328

Area

80,7km²

Ecological tissue

Sample of 20 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 Hollfeld : 16 espèces reliées par 52 interactions GloBI sur 4 types (connectance 27.4%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
20
Interactions affichées
52
Connectance
0.274
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

1 565 distinct species · 14 328 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

14 328 obs · 3 cellules
Obs. / cellule
≥ 7 011
7 011–7 010
7 011–7 010
4 965–7 010
< 4 965

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

Climate

Mean T°

8,4°C

Annual rain

882mm

Warmest m°

22,2°C

Coldest m°

-3,3°C

Elevation: 433 m on average (min 384 m, max 507 m)

Bioclimatic detailsExpert
Annual mean temp.
8,4°C
Annual rain
882mm
Warmest month
22,2°C
Coldest month
-3,3°C
Mean alt.
433m
Min
384m
Max
507m
Std. dev.
29m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

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

35,8g/kg

Clay

32,1%

Sand

24,6%

Silt

43,3%

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

Dominant lithology: mtGLiMaggregated to Bayreuth

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
60,5g/kg
Clay
31,9%
Sand
24,6%
Silt
43,6%
5–15 cm
pH H₂O
6,5
Org. C
27,9g/kg
Clay
34,3%
Sand
22,7%
Silt
42,9%
15–30 cm
pH H₂O
6,6
Org. C
19,0g/kg
Clay
30,0%
Sand
26,6%
Silt
43,4%

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

Land cover

Forest40.8%
Crops40.6%
Built-up0.7%
Bare soil0.8%
Other (grassland, water…)17.1%

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

Hydrology1 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

28,5km

Basins crossed

1

Max stream order

2

Max drainage

1 040km²

Discharge in basins

0,7m³/s

Mean precip.

699mm/an

Mean T°

7,8°C

Moisture idx

-0,07

Max snow

23%

Mean runoff

259mm/an

Mean elev. (basins)

458m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

70,3%

Pesticides

27,0kg/km²

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

Protected areas7

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

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