Hochwasserrückhaltebecken Alfhausen-Rieste
IUCN IVNature Reserve · 2015
4 km²
Subdivision · DEU
Rieste
Germany
CfbTemperate, no dry season, warm summer(100 %)
Species observed
657
Observations
2 019
Area
31km²
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 Rieste : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 131 interactions GloBI sur 5 types (connectance 16.8%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
40
Interactions affichées
131
Connectance
0.168
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
657 distinct species · 2 019 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,8°C
Annual rain
822mm
Warmest m°
22,4°C
Coldest m°
-0,4°C
Elevation: 39 m on average (min 34 m, max 42 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,8°C
Annual rain
822mm
Warmest month
22,4°C
Coldest month
-0,4°C
Mean alt.
39m
Min
34m
Max
42m
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
59,5g/kg
Clay
9,8%
Sand
70,7%
Silt
19,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Osnabrück
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,3
Org. C
92,8g/kg
Clay
9,5%
Sand
69,9%
Silt
20,6%
5–15 cm
pH H₂O
5,7
Org. C
39,9g/kg
Clay
9,5%
Sand
71,7%
Silt
18,8%
15–30 cm
pH H₂O
5,6
Org. C
45,9g/kg
Clay
10,5%
Sand
70,4%
Silt
19,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest13.5%
Crops58.2%
Built-up1.7%
Bare soil0.6%
Other (grassland, water…)26.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 1 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
12,0km
Lake surface here
0,13km²
Basins crossed
1
Max stream order
4
Max drainage
1 194km²
Discharge in basins
0,5m³/s
Mean precip.
831mm/an
Mean T°
8,9°C
Moisture idx
0,16
Max snow
14%
Mean runoff
456mm/an
Mean elev. (basins)
82m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (7, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
1,7nW
Built-up
174,5%
Pesticides
34,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN IV · 1IUCN Not Reported · 1
Alfsee
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2001
3 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN