Ontologia

Subdivision · DEU

Greven

Germany

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

Species observed

2 187

Observations

26 828

Area

140,2km²

Ecological tissue

Sample of 49 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 Greven : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 149 interactions GloBI sur 6 types (connectance 11.7%, filtre Serrano α=0.2). 18 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
51
Interactions affichées
149
Connectance
0.117
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

2 187 distinct species · 26 828 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

26 828 obs · 4 cellules
Obs. / cellule
≥ 10 643
10 643–10 642
8 606–10 642
8 606–8 605
< 8 606

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

Climate

Mean T°

10,0°C

Annual rain

819mm

Warmest m°

22,5°C

Coldest m°

-0,4°C

Elevation: 47 m on average (min 38 m, max 52 m)

Bioclimatic detailsExpert
Annual mean temp.
10,0°C
Annual rain
819mm
Warmest month
22,5°C
Coldest month
-0,4°C
Mean alt.
47m
Min
38m
Max
52m
Std. dev.
3m
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

5,6

Org. C

56,2g/kg

Clay

8,8%

Sand

73,5%

Silt

17,7%

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

Dominant lithology: suGLiMaggregated to Steinfurt

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
94,0g/kg
Clay
8,1%
Sand
74,4%
Silt
17,4%
5–15 cm
pH H₂O
5,8
Org. C
34,8g/kg
Clay
7,9%
Sand
74,9%
Silt
17,2%
15–30 cm
pH H₂O
5,7
Org. C
39,7g/kg
Clay
10,5%
Sand
71,1%
Silt
18,5%

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

Land cover

Forest17.7%
Crops52.2%
Built-up2.0%
Bare soil0.4%
Other (grassland, water…)27.6%

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

Hydrology2 basins · 2 lakes · 11 rivers

Hydrology metrics for this exact territory

Stream length here

40,0km

Lake surface here

0,29km²

Basins crossed

2

Max stream order

5

Max drainage

3 946km²

Discharge in basins

6,1m³/s

Mean precip.

798mm/an

Mean T°

9,2°C

Moisture idx

0,11

Max snow

12%

Mean runoff

420mm/an

Mean elev. (basins)

57m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

2,1nW

Built-up

197,6%

Pesticides

34,4kg/km²

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

Protected areas33

IUCN V · 13IUCN IV · 13IUCN Not Reported · 6IUCN VI · 1

Emsaue <MS, ST>

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2017

27 km²

Complete list

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