Wümmeniederung
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2004
86 km²
Subdivision · DEU
Ottersberg
Germany
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 673
Observations
10 055
Area
98,9km²
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 Ottersberg : 25 espèces reliées par 108 interactions GloBI sur 5 types (connectance 17.1%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
36
Interactions affichées
108
Connectance
0.171
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 673 distinct species · 10 055 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,5°C
Annual rain
799mm
Warmest m°
22,1°C
Coldest m°
-0,6°C
Elevation: 13 m on average (min 2 m, max 42 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,5°C
Annual rain
799mm
Warmest month
22,1°C
Coldest month
-0,6°C
Mean alt.
13m
Min
2m
Max
42m
Std. dev.
6m
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
5,4
Org. C
82,5g/kg
Clay
11,6%
Sand
66,5%
Silt
21,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Verden
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,3
Org. C
110,1g/kg
Clay
11,7%
Sand
65,9%
Silt
22,3%
5–15 cm
pH H₂O
5,5
Org. C
73,1g/kg
Clay
10,0%
Sand
67,9%
Silt
22,1%
15–30 cm
pH H₂O
5,5
Org. C
64,2g/kg
Clay
13,2%
Sand
65,9%
Silt
20,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest15.8%
Crops50.7%
Built-up1.1%
Bare soil0.5%
Other (grassland, water…)31.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 13 rivers
Hydrology metrics for this exact territory
Stream length here
42,5km
Basins crossed
2
Max stream order
4
Max drainage
39 714km²
Discharge in basins
1,7m³/s
Mean precip.
730mm/an
Mean T°
8,6°C
Moisture idx
0,02
Max snow
14%
Mean runoff
415mm/an
Mean elev. (basins)
28m
Watersheds crossing here
Rivers / streams (13, ord ≥ 4)
- Wümme - Mittelarmord 4len here7.05 km100%total7 km
- Otterstedter Beekeord 1len here5.19 km100%total5 km
- Grenzgraben Allerdorf-Stellenfeldeord 1len here4.81 km53%total9 km
- Ableiter 25ord 2len here4.56 km100%total5 km
- Ableiter 100ord 4len here4.44 km89%total5 km
- Amtmannsweidegrabenord 1len here3.95 km39%total10 km
- Wümme - Verbindungsarmord 4len here3.05 km100%total3 km
- Walleord 1len here2.65 km57%total5 km
- Ableiter 90ord 1len here2.18 km83%total3 km
- Wümme - Nordarmord 4len here1.79 km31%total6 km
- Imhofgrabenord 1len here1.60 km42%total4 km
- Heinsberggrabenord 1len here0.75 km12%total6 km
1 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,4nW
Built-up
108,4%
Pesticides
37,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas19
IUCN V · 8IUCN Not Reported · 6IUCN IV · 5
Wümmeniederung mit Rodau, Wiedau und Trochelbach
IUCN IVNature Reserve · 2020
29 km²
Wümmeniederung mit Dünen und Seitentälern
IUCN VLandscape Protection Area · 2012
26 km²
Wümmewiesen bei Fischerhude
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2001
17 km²
Wiestetal, Glindbusch, Borchelsmoor
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2012
8 km²
Fischerhuder Wümmeniederung
IUCN IVNature Reserve · 2006
8 km²
Complete list19 protected areas
- WümmeniederungSite of Community Importance (Habitats Directive)IUCN Not Reported200486 km²
- Wümmeniederung mit Rodau, Wiedau und TrochelbachNature ReserveIUCN IV202029 km²
- Wümmeniederung mit Dünen und SeitentälernLandscape Protection AreaIUCN V201226 km²
- Wümmewiesen bei FischerhudeSpecial Protection Area (Birds Directive)IUCN Not Reported200117 km²
- Wiestetal, Glindbusch, BorchelsmoorSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20128 km²
- Fischerhuder WümmeniederungNature ReserveIUCN IV20068 km²
- Buchholzer und Wilstedter MoorLandscape Protection AreaIUCN V19877 km²
- Borgfelder WümmewiesenNature ReserveIUCN IV19877 km²
- Borgfelder WümmewiesenSpecial Protection Area (Birds Directive)IUCN Not Reported19887 km²
- Borgfeld-Timmersloh, Warf, KuhweideLandscape Protection AreaIUCN V20157 km²
- Untere WümmeSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20095 km²
- WiestetalNature ReserveIUCN IV20134 km²
- Obere BeekeniederungLandscape Protection AreaIUCN V20124 km²
- Oberneulander Wümmeniederung (Oberneulander Schnabel)Landscape Protection AreaIUCN V20153 km²
- Oberneulander WümmeniederungSpecial Protection Area (Birds Directive)IUCN Not Reported19933 km²
- KiebitzmoorLandscape Protection AreaIUCN V19882 km²
- Wümmeniederung unterhalb RotenburgLandscape Protection AreaIUCN V20201 km²
- Ottersberger MoorNature ReserveIUCN IV19971 km²
- SurheideLandscape Protection AreaIUCN V19371 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN