Haaler Au-Niederung
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2004
10 km²
Subdivision · DEU
Breiholz
Germany
CfbTemperate, no dry season, warm summer(100 %)
Species observed
221
Observations
1 225
Area
18,6km²
Ecological tissue
Sample of 40 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 Breiholz : 31 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 77 interactions GloBI sur 6 types (connectance 9.9%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
40
Interactions affichées
77
Connectance
0.099
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
221 distinct species · 1 225 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
8,9°C
Annual rain
888mm
Warmest m°
21,1°C
Coldest m°
-0,9°C
Elevation: 2 m on average (min -2 m, max 6 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
8,9°C
Annual rain
888mm
Warmest month
21,1°C
Coldest month
-0,9°C
Mean alt.
2m
Min
-2m
Max
6m
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
5,6
Org. C
112,3g/kg
Clay
26,8%
Sand
39,6%
Silt
33,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Rendsburg-Eckernförde
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,6
Org. C
120,8g/kg
Clay
26,0%
Sand
40,4%
Silt
33,5%
5–15 cm
pH H₂O
5,6
Org. C
104,3g/kg
Clay
26,1%
Sand
40,2%
Silt
33,8%
15–30 cm
pH H₂O
5,7
Org. C
112,0g/kg
Clay
28,2%
Sand
38,3%
Silt
33,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest12.8%
Crops44.7%
Built-up0.8%
Bare soil0.2%
Other (grassland, water…)41.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
12,0km
Basins crossed
1
Max stream order
4
Max drainage
2 610km²
Discharge in basins
0,3m³/s
Mean precip.
825mm/an
Mean T°
8,3°C
Moisture idx
0,24
Max snow
16%
Mean runoff
541mm/an
Mean elev. (basins)
14m
Watersheds crossing here
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,4nW
Built-up
79,0%
Pesticides
34,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 2
Haaler Au
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2010
4 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN