Vassland
IUCN IaNature Reserve · 1993
6 km²
Municipality · NOR
Audnedal
Norway
DfbCold, no dry season, warm summer(92 %)
Species observed
3 974
Observations
47 895
Area
243,5km²
Ecological tissue
Sample of 45 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 Audnedal : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 99 interactions GloBI sur 6 types (connectance 9.6%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
46
Interactions affichées
99
Connectance
0.096
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
3 974 distinct species · 47 895 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
6,2°C
Annual rain
1 978mm
Warmest m°
18,5°C
Coldest m°
-4,6°C
Elevation: 290 m on average (min 101 m, max 490 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
6,2°C
Annual rain
1 978mm
Warmest month
18,5°C
Coldest month
-4,6°C
Mean alt.
290m
Min
101m
Max
490m
Std. dev.
91m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(92 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
4,9
Org. C
167,2g/kg
Clay
9,2%
Sand
61,9%
Silt
28,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
4,8
Org. C
205,4g/kg
Clay
9,5%
Sand
61,8%
Silt
28,8%
5–15 cm
pH H₂O
4,9
Org. C
176,8g/kg
Clay
8,6%
Sand
62,6%
Silt
28,8%
15–30 cm
pH H₂O
4,9
Org. C
119,5g/kg
Clay
9,5%
Sand
61,4%
Silt
29,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest73.4%
Crops1.3%
Built-up0.0%
Bare soil0.2%
Other (grassland, water…)25.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 23 lakes · 17 rivers
Hydrology metrics for this exact territory
Stream length here
89,2km
Lake surface here
11,55km²
Basins crossed
2
Max stream order
4
Max drainage
1 876km²
Discharge in basins
2,8m³/s
Mean precip.
1 579mm/an
Mean T°
5,5°C
Moisture idx
0,74
Max snow
49%
Mean runoff
1 624mm/an
Mean elev. (basins)
324m
Watersheds crossing here
Lakes (23, top by area)
- Ytre Øydnevannarea3,2 km²avg depth20.1 m
- Øydnavatnet,øvrearea3,1 km²avg depth14.7 m
- Sundsvatnetarea1,8 km²avg depth14.5 m
- Eptevannetarea1,2 km²avg depth12.1 m
- Hellevatnetarea1,1 km²avg depth8.2 m
- Lac 1298838area0,6 km²avg depth7.0 m
- Lac 1299169area0,5 km²avg depth6.9 m
- Lac 1299229area0,4 km²avg depth6.9 m
- Lac 1300051area0,4 km²avg depth5.8 m
14 more lakes
- Lac 1299005area0,4 km²avg depth5.0 m
- Lac 1298978area0,3 km²avg depth7.0 m
- Lac 1300076area0,2 km²avg depth4.2 m
- Lac 1298816area0,2 km²avg depth5.9 m
- Lac 1299334area0,2 km²avg depth5.3 m
- Lac 1299709area0,2 km²avg depth7.6 m
- Lac 1299962area0,2 km²avg depth4.0 m
- Lac 1299288area0,1 km²avg depth5.3 m
- Lac 1299993area0,1 km²avg depth5.9 m
- Lac 1299966area0,1 km²avg depth5.2 m
- Lac 1299969area0,1 km²avg depth5.2 m
- Lac 1300020area0,1 km²avg depth4.5 m
- Lac 1299315area0,1 km²avg depth5.8 m
- Lac 1298969area0,1 km²avg depth5.1 m
Rivers / streams (17, ord ≥ 4)
- Audnaord 4len here30.67 km60%total51 km
- Vårelvaord 2len here10.07 km70%total14 km
- Mandalselvaord 4len here7.58 km8%total90 km
- Ågedalsbekkenord 1len here6.49 km82%total8 km
- Suslebekkord 1len here5.14 km100%total5 km
- Kvernbekkenord 1len here4.24 km40%total11 km
- Røysebekkenord 1len here3.89 km100%total4 km
- Hårtveitsånaord 2len here3.08 km100%total3 km
- Brunesbekkenord 1len here3.05 km100%total3 km
- Kleivebekkenord 1len here2.67 km100%total3 km
- Hagånaord 2len here2.39 km100%total2 km
- Høylandsbekkenord 1len here2.30 km100%total2 km
5 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,3nW
Built-up
3,7%
Pesticides
3,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Ia · 3
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN