Ontologia

District · DEU

Hameln-Pyrmont

Germany

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

Species observed

4 131

Observations

109 513

Area

798km²

Ecological tissue

Sample of 35 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 Hameln-Pyrmont : 22 espèces reliées par 98 interactions GloBI sur 6 types (connectance 15.6%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
98
Connectance
0.156
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

4 131 distinct species · 109 513 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

109 513 obs · 25 cellules
Obs. / cellule
≥ 21 853
8 916–21 852
4 396–8 915
3 001–4 395
< 3 001

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

Climate

Mean T°

9,0°C

Annual rain

923mm

Warmest m°

21,8°C

Coldest m°

-1,5°C

Elevation: 166 m on average (min 59 m, max 384 m)

Bioclimatic detailsExpert
Annual mean temp.
9,0°C
Annual rain
923mm
Warmest month
21,8°C
Coldest month
-1,5°C
Mean alt.
166m
Min
59m
Max
384m
Std. dev.
71m
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

5,7

Org. C

44,5g/kg

Clay

28,0%

Sand

20,0%

Silt

52,0%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
73,3g/kg
Clay
25,8%
Sand
18,9%
Silt
55,2%
5–15 cm
pH H₂O
5,7
Org. C
35,4g/kg
Clay
27,0%
Sand
17,9%
Silt
55,1%
15–30 cm
pH H₂O
5,7
Org. C
24,8g/kg
Clay
31,2%
Sand
23,1%
Silt
45,6%

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

Land cover

Forest26.9%
Crops52.1%
Built-up1.3%
Bare soil0.5%
Other (grassland, water…)19.2%

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

Hydrology5 basins · 4 lakes · 24 rivers

Hydrology metrics for this exact territory

Stream length here

191,0km

Lake surface here

0,98km²

Basins crossed

5

Max stream order

6

Max drainage

17 585km²

Discharge in basins

101,0m³/s

Mean precip.

779mm/an

Mean T°

8,5°C

Moisture idx

0,09

Max snow

18%

Mean runoff

342mm/an

Mean elev. (basins)

177m

Watersheds crossing here

Lakes (4, top by area)

Rivers / streams (24, ord ≥ 4)

12 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,6nW

Built-up

128,3%

Pesticides

30,5kg/km²

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

Protected areas100

IUCN V · 59IUCN IV · 29IUCN Not Reported · 12

Sollingvorland

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

169 km²

Norddeister

IUCN V

Landscape Protection Area · 2007

56 km²

Complete list

+ 40 protected areas (top 60 shown)

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

Sub-administrations8