Nordre Oyeren
IUCN IaWetland of International Importance (Ramsar Site) · 1985
64 km²
Municipality · NOR
Norway
Species observed
3 155
Observations
98 824
Area
71,2km²
Sample of 21 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).
Tissu écologique de Rælingen : 13 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 57 interactions GloBI sur 3 types (connectance 24.7%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
3 155 distinct species · 98 824 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
5,6°C
Annual rain
1 048mm
Warmest m°
20,2°C
Coldest m°
-7,7°C
Elevation: 217 m on average (min 100 m, max 324 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
pH H₂O
4,9
Org. C
117,9g/kg
Clay
9,6%
Sand
55,6%
Silt
34,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology metrics for this exact territory
Stream length here
9,9km
Lake surface here
11,59km²
Basins crossed
3
Max stream order
7
Max drainage
39 828km²
Discharge in basins
22,9m³/s
Mean precip.
796mm/an
Mean T°
4,1°C
Moisture idx
0,33
Max snow
49%
Mean runoff
560mm/an
Mean elev. (basins)
311m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Pop. density
1hab/km²
Night light
4,5nW
Built-up
25,1%
Pesticides
13,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Wetland of International Importance (Ramsar Site) · 1985
64 km²
Emerald Network
64 km²
Nature Reserve · 1975
63 km²
National Park · 2023
54 km²
Emerald Network
18 km²
Nature Reserve · 2001
2 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN