Ontologia

Subdivision · DEU

Aurich

Germany

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

Species observed

1 927

Observations

15 850

Area

197km²

Ecological tissue

Sample of 41 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 Aurich : 28 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 137 interactions GloBI sur 6 types (connectance 16.7%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
137
Connectance
0.167
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

1 927 distinct species · 15 850 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

15 850 obs · 7 cellules
Obs. / cellule
≥ 4 062
4 062–4 061
2 533–4 061
2 135–2 532
< 2 135

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

Climate

Mean T°

9,3°C

Annual rain

856mm

Warmest m°

20,8°C

Coldest m°

-0,0°C

Elevation: 8 m on average (min 2 m, max 15 m)

Bioclimatic detailsExpert
Annual mean temp.
9,3°C
Annual rain
856mm
Warmest month
20,8°C
Coldest month
-0,0°C
Mean alt.
8m
Min
2m
Max
15m
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

5,7

Org. C

79,2g/kg

Clay

16,7%

Sand

59,5%

Silt

23,8%

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

Dominant lithology: suGLiMaggregated to Aurich

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
101,6g/kg
Clay
15,0%
Sand
60,0%
Silt
25,0%
5–15 cm
pH H₂O
5,7
Org. C
56,3g/kg
Clay
15,3%
Sand
61,3%
Silt
23,5%
15–30 cm
pH H₂O
5,7
Org. C
79,7g/kg
Clay
19,7%
Sand
57,4%
Silt
22,9%

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

Land cover

Forest20.0%
Crops43.4%
Built-up1.8%
Bare soil0.3%
Other (grassland, water…)34.5%

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

Hydrology5 basins · 3 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

36,6km

Lake surface here

0,45km²

Basins crossed

5

Max stream order

2

Max drainage

12 103km²

Discharge in basins

12,4m³/s

Mean precip.

787mm/an

Mean T°

8,8°C

Moisture idx

0,24

Max snow

14%

Mean runoff

470mm/an

Mean elev. (basins)

1m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,8nW

Built-up

179,2%

Pesticides

36,3kg/km²

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

Protected areas21

IUCN V · 11IUCN Not Reported · 6IUCN IV · 4

Ewiges Meer

IUCN Not Reported

Special Protection Area (Birds Directive) · 2001

13 km²

Complete list

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