Büchener Sander
IUCN IVNature Reserve · 1990
1 km²
Subdivision · DEU
Fitzen
Germany
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 339
Observations
4 568
Area
9km²
Ecological tissue
Sample of 42 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 Fitzen : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 100 interactions GloBI sur 6 types (connectance 11.1%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
43
Interactions affichées
100
Connectance
0.111
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
1 339 distinct species · 4 568 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,1°C
Annual rain
739mm
Warmest m°
22,1°C
Coldest m°
-1,3°C
Elevation: 22 m on average (min 14 m, max 27 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,1°C
Annual rain
739mm
Warmest month
22,1°C
Coldest month
-1,3°C
Mean alt.
22m
Min
14m
Max
27m
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
51,6g/kg
Clay
15,6%
Sand
61,9%
Silt
22,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Herzogtum Lauenburg
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,6
Org. C
82,2g/kg
Clay
15,1%
Sand
62,3%
Silt
22,6%
5–15 cm
pH H₂O
5,7
Org. C
41,3g/kg
Clay
14,2%
Sand
63,0%
Silt
22,7%
15–30 cm
pH H₂O
5,7
Org. C
31,5g/kg
Clay
17,3%
Sand
60,3%
Silt
22,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest29.8%
Crops46.0%
Built-up0.4%
Bare soil0.3%
Other (grassland, water…)23.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
3,5km
Basins crossed
1
Max stream order
2
Max drainage
133 954km²
Discharge in basins
6,8m³/s
Mean precip.
654mm/an
Mean T°
8,5°C
Moisture idx
-0,08
Max snow
17%
Mean runoff
371mm/an
Mean elev. (basins)
27m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
43,0%
Pesticides
33,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN IV · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN