Ontologia

Subdivision · DEU

Polle

Germany

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

Species observed

869

Observations

2 758

Area

20,9km²

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 Polle : 19 espèces reliées par 113 interactions GloBI sur 6 types (connectance 21.4%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
113
Connectance
0.214
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

869 distinct species · 2 758 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 758 obs · 1 cellules
Obs. / cellule
≥ 2 758
2 758–2 757
2 758–2 757
2 758–2 757
< 2 758

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

Climate

Mean T°

9,1°C

Annual rain

936mm

Warmest m°

21,9°C

Coldest m°

-1,6°C

Elevation: 168 m on average (min 81 m, max 382 m)

Bioclimatic detailsExpert
Annual mean temp.
9,1°C
Annual rain
936mm
Warmest month
21,9°C
Coldest month
-1,6°C
Mean alt.
168m
Min
81m
Max
382m
Std. dev.
59m
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

5,3

Org. C

60,7g/kg

Clay

29,2%

Sand

17,2%

Silt

53,6%

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

Dominant lithology: smGLiMaggregated to Holzminden

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
102,7g/kg
Clay
27,6%
Sand
16,2%
Silt
56,3%
5–15 cm
pH H₂O
5,4
Org. C
48,7g/kg
Clay
28,3%
Sand
15,4%
Silt
56,3%
15–30 cm
pH H₂O
5,4
Org. C
30,6g/kg
Clay
31,7%
Sand
20,0%
Silt
48,4%

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

Land cover

Forest43.0%
Crops40.3%
Built-up0.5%
Bare soil0.2%
Other (grassland, water…)16.0%

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

Hydrology1 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

10,2km

Basins crossed

1

Max stream order

6

Max drainage

16 129km²

Discharge in basins

2,3m³/s

Mean precip.

795mm/an

Mean T°

8,4°C

Moisture idx

0,11

Max snow

18%

Mean runoff

346mm/an

Mean elev. (basins)

230m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

45,1%

Pesticides

26,2kg/km²

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

Protected areas11

IUCN V · 6IUCN IV · 3IUCN Not Reported · 2

Sollingvorland

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

169 km²

Complete list

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