Weißer Graben
IUCN IVNature Reserve · 1995
5 km²
Subdivision · DEU
Heemsen
Germany
CfbTemperate, no dry season, warm summer(100 %)
Area
39,7km²
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Species present
Computing species observations from GBIF…
Climate
Mean T°
9,6°C
Annual rain
736mm
Warmest m°
22,5°C
Coldest m°
-0,7°C
Elevation: 23 m on average (min 21 m, max 28 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,6°C
Annual rain
736mm
Warmest month
22,5°C
Coldest month
-0,7°C
Mean alt.
23m
Min
21m
Max
28m
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
5,6
Org. C
49,5g/kg
Clay
12,7%
Sand
60,4%
Silt
26,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Nienburg (Weser)
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,4
Org. C
74,7g/kg
Clay
12,4%
Sand
60,4%
Silt
27,2%
5–15 cm
pH H₂O
5,6
Org. C
38,8g/kg
Clay
11,4%
Sand
62,0%
Silt
26,6%
15–30 cm
pH H₂O
5,6
Org. C
35,1g/kg
Clay
14,3%
Sand
59,0%
Silt
26,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest21.2%
Crops53.1%
Built-up0.6%
Bare soil0.6%
Other (grassland, water…)24.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology
Computing basins, lakes, rivers…
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
55,1%
Pesticides
35,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas9
IUCN IV · 4IUCN V · 3IUCN Not Reported · 2
Die Hohehorst
IUCN VLandscape Protection Area · 1970
5 km²
Lichtenmoor
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
4 km²
Dünengebiet Sandmeer
IUCN VLandscape Protection Area · 1968
3 km²
Lichtenmoor
IUCN IVNature Reserve · 2015
2 km²
Mausohr-Habitate nördlich Nienburg
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2017
2 km²
Complete list9 protected areas
- Weißer GrabenNature ReserveIUCN IV19955 km²
- Die HohehorstLandscape Protection AreaIUCN V19705 km²
- LichtenmoorSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20164 km²
- Dünengebiet SandmeerLandscape Protection AreaIUCN V19683 km²
- LichtenmoorNature ReserveIUCN IV20152 km²
- Mausohr-Habitate nördlich NienburgSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20172 km²
- Holtorfer MoorNature ReserveIUCN IV19852 km²
- Randbereiche LichtenmoorNature ReserveIUCN IV20162 km²
- Mausohrhabitate bei StöckenLandscape Protection AreaIUCN V20190 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN