Ontologia

District · DEU

Wesermarsch

Germany

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

Species observed

2 726

Observations

95 323

Area

832,2km²

Ecological tissue

Sample of 29 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 Wesermarsch : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 62 interactions GloBI sur 5 types (connectance 15.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
62
Connectance
0.153
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

2 726 distinct species · 95 323 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

95 323 obs · 27 cellules
Obs. / cellule
≥ 35 451
4 557–35 450
3 099–4 556
1 899–3 098
< 1 899

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

832mm

Warmest m°

21,2°C

Coldest m°

-0,2°C

Elevation: 0 m on average (min -4 m, max 19 m)

Bioclimatic detailsExpert
Annual mean temp.
9,4°C
Annual rain
832mm
Warmest month
21,2°C
Coldest month
-0,2°C
Mean alt.
0m
Min
-4m
Max
19m
Std. dev.
1m
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

106,0g/kg

Clay

36,8%

Sand

19,8%

Silt

43,4%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
122,6g/kg
Clay
36,2%
Sand
20,4%
Silt
43,4%
5–15 cm
pH H₂O
5,7
Org. C
99,0g/kg
Clay
35,8%
Sand
20,6%
Silt
43,6%
15–30 cm
pH H₂O
5,7
Org. C
96,3g/kg
Clay
38,3%
Sand
18,5%
Silt
43,3%

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

Land cover

Forest6.0%
Crops49.3%
Built-up1.1%
Bare soil0.5%
Other (grassland, water…)43.1%

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

Hydrology8 basins · 4 lakes · 39 rivers

Hydrology metrics for this exact territory

Stream length here

185,1km

Lake surface here

0,60km²

Basins crossed

8

Max stream order

7

Max drainage

44 776km²

Discharge in basins

420,5m³/s

Mean precip.

769mm/an

Mean T°

8,8°C

Moisture idx

0,11

Max snow

16%

Mean runoff

467mm/an

Mean elev. (basins)

11m

Watersheds crossing here

Lakes (4, top by area)

Rivers / streams (39, ord ≥ 4)

27 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,7nW

Built-up

108,4%

Pesticides

31,1kg/km²

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

Protected areas60

IUCN V · 23IUCN Not Reported · 18IUCN IV · 12IUCN Not Assigned · 4IUCN Not Applicable · 2IUCN II · 1🌊 Marine · 27

Wadden Sea

IUCN Not Applicable

World Heritage Site (natural or mixed) · 2009

11 574 km²

Complete list

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

Sub-administrations9