Ontologia

Subdivision · DEU

Leer (Ostfriesland)

Germany

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

Species observed

1 380

Observations

7 870

Area

70,2km²

Ecological tissue

Sample of 36 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 Leer (Ostfriesland) : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 103 interactions GloBI sur 6 types (connectance 16.3%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
103
Connectance
0.164
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

1 380 distinct species · 7 870 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 870 obs · 2 cellules
Obs. / cellule
≥ 4 062
4 062–4 061
4 062–4 061
4 062–4 061
< 4 062

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

Climate

Mean T°

9,4°C

Annual rain

839mm

Warmest m°

21,2°C

Coldest m°

-0,2°C

Elevation: 2 m on average (min -1 m, max 8 m)

Bioclimatic detailsExpert
Annual mean temp.
9,4°C
Annual rain
839mm
Warmest month
21,2°C
Coldest month
-0,2°C
Mean alt.
2m
Min
-1m
Max
8m
Std. dev.
2m
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

91,2g/kg

Clay

35,2%

Sand

22,7%

Silt

42,0%

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

Dominant lithology: suGLiMaggregated to Leer

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
103,8g/kg
Clay
33,3%
Sand
24,3%
Silt
42,4%
5–15 cm
pH H₂O
5,7
Org. C
66,5g/kg
Clay
33,7%
Sand
24,5%
Silt
41,8%
15–30 cm
pH H₂O
5,8
Org. C
103,4g/kg
Clay
38,7%
Sand
19,4%
Silt
41,8%

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

Land cover

Forest11.3%
Crops33.1%
Built-up3.6%
Bare soil0.8%
Other (grassland, water…)51.1%

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

Hydrology3 basins · 2 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

19,9km

Lake surface here

0,28km²

Basins crossed

3

Max stream order

6

Max drainage

12 103km²

Discharge in basins

14,4m³/s

Mean precip.

785mm/an

Mean T°

8,8°C

Moisture idx

0,18

Max snow

13%

Mean runoff

461mm/an

Mean elev. (basins)

6m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

3hab/km²

Night light

2,1nW

Built-up

363,6%

Pesticides

31,5kg/km²

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

Protected areas8

IUCN Not Reported · 3IUCN Not Assigned · 2IUCN IV · 2IUCN V · 1🌊 Marine · 5

Rheiderland

IUCN V

Landscape Protection Area · 2011

87 km²

Rheiderland

IUCN Not Reported

Special Protection Area (Birds Directive) · 2001

87 km²

Complete list

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