Oksøy-Ryvingen
IUCN Not ReportedEmerald Network
103 km²
Municipality · NOR
Kristiansand
Norway
CfbTemperate, no dry season, warm summer(96 %)
Species observed
11 434
Observations
735 315
Area
287,1km²
Ecological tissue
Sample of 32 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 Kristiansand : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 92 interactions GloBI sur 4 types (connectance 17.4%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
92
Connectance
0.174
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
11 434 distinct species · 735 315 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
7,9°C
Annual rain
1 474mm
Warmest m°
19,0°C
Coldest m°
-1,6°C
Elevation: 81 m on average (min -77 m, max 249 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
7,9°C
Annual rain
1 474mm
Warmest month
19,0°C
Coldest month
-1,6°C
Mean alt.
81m
Min
-77m
Max
249m
Std. dev.
62m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(96 %)Temperate
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
119,4g/kg
Clay
9,9%
Sand
55,1%
Silt
35,1%
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
149,2g/kg
Clay
9,2%
Sand
54,9%
Silt
35,9%
5–15 cm
pH H₂O
4,9
Org. C
131,4g/kg
Clay
8,9%
Sand
55,5%
Silt
35,6%
15–30 cm
pH H₂O
4,9
Org. C
77,7g/kg
Clay
11,6%
Sand
54,7%
Silt
33,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest59.5%
Crops3.6%
Built-up1.2%
Bare soil0.8%
Other (grassland, water…)35.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 40 lakes · 22 rivers
Hydrology metrics for this exact territory
Stream length here
82,1km
Lake surface here
10,41km²
Basins crossed
3
Max stream order
5
Max drainage
3 788km²
Discharge in basins
11,6m³/s
Mean precip.
1 300mm/an
Mean T°
5,7°C
Moisture idx
0,66
Max snow
44%
Mean runoff
1 126mm/an
Mean elev. (basins)
276m
Watersheds crossing here
Lakes (40, top by area)
- Rossevannarea1,4 km²avg depth13.0 m
- Gillsvannarea1,1 km²avg depth8.7 m
- Lac 1300361area0,8 km²avg depth6.7 m
- Lac 1300243area0,6 km²avg depth7.6 m
- Lac 1300715area0,5 km²avg depth4.9 m
- Lac 1300412area0,5 km²avg depth5.2 m
- Lac 1300199area0,5 km²avg depth8.3 m
- Lac 1300762area0,5 km²avg depth7.4 m
- Lac 1300337area0,4 km²avg depth6.5 m
31 more lakes
- Lac 1300183area0,4 km²avg depth6.7 m
- Lac 1299982area0,4 km²avg depth7.7 m
- Lac 1300432area0,3 km²avg depth6.3 m
- Lac 1300593area0,3 km²avg depth6.0 m
- Lac 1300624area0,3 km²avg depth5.5 m
- Lac 1300420area0,3 km²avg depth7.0 m
- Lac 1300359area0,3 km²avg depth8.2 m
- Lac 1300207area0,3 km²avg depth8.0 m
- Lac 1299997area0,2 km²avg depth7.9 m
- Lac 1300411area0,2 km²avg depth6.0 m
- Lac 1300815area0,2 km²avg depth4.2 m
- Lac 1300426area0,2 km²avg depth5.3 m
- Lac 1300441area0,2 km²avg depth4.0 m
- Lac 1300693area0,2 km²avg depth4.9 m
- Lac 1300556area0,2 km²avg depth4.5 m
- Lac 1300284area0,2 km²avg depth5.1 m
- Lac 1300490area0,2 km²avg depth3.6 m
- Lac 1300570area0,2 km²avg depth3.2 m
- Lac 1300696area0,2 km²avg depth4.7 m
- Lac 1300181area0,2 km²avg depth6.9 m
- Lac 1300564area0,1 km²avg depth5.0 m
- Lac 1300699area0,1 km²avg depth5.5 m
- Lac 1300650area0,1 km²avg depth5.1 m
- Lac 1300606area0,1 km²avg depth4.9 m
- Lac 1300119area0,1 km²avg depth5.2 m
- Lac 1300157area0,1 km²avg depth4.9 m
- Lac 1300812area0,1 km²avg depth5.9 m
- Lac 1300293area0,1 km²avg depth5.5 m
- Lac 1300603area0,1 km²avg depth5.2 m
- Lac 1300970area0,1 km²avg depth3.8 m
- Lac 1300559area0,1 km²avg depth3.0 m
Rivers / streams (22, ord ≥ 4)
- Otraord 5len here12.32 km6%total215 km
- Justvikbekkenord 2len here8.96 km98%total9 km
- Tovdalsvassdragetord 4len here8.15 km22%total37 km
- Tyibekkeneord 2len here7.78 km100%total8 km
- Høiebekkenord 1len here5.40 km100%total5 km
- Sagbekkenord 2len here5.18 km100%total5 km
- Auglandsbekkenord 1len here4.99 km96%total5 km
- Kvislevannsbekkenord 1len here4.34 km94%total5 km
- Østerbekkord 4len here4.16 km100%total4 km
- Prestebekkenord 4len here3.70 km100%total4 km
- Gudmundsbekkord 1len here3.06 km81%total4 km
- Drangsholtvannsbekkenord 1len here2.76 km35%total8 km
10 more river segmentssorted by Strahler order + length
- Kverndalsbekkenord 1len here2.46 km43%total6 km
- Ålefjærbekkenord 2len here1.82 km100%total2 km
- Ronaord 2len here1.71 km98%total2 km
- Lillebekkord 1len here1.66 km100%total2 km
- Ålebekkenord 2len here1.45 km69%total2 km
- Fiebekkenord 4len here0.94 km45%total2 km
- Fossbekkord 1len here0.51 km8%total6 km
- Kvernbekkenord 1len here0.37 km33%total1 km
- Straisvannbekkenord 1len here0.28 km5%total6 km
- Steindalsbekkenord 1len here0.07 km1%total10 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
5,7nW
Built-up
123,4%
Pesticides
1,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas21
IUCN Ia · 14IUCN Not Reported · 5IUCN V · 2🌊 Marine · 8
Oksøy-Ryvingen
IUCN VProtected Landscape · 2005
100 km²
Kristiansand kommuneskog
IUCN Not ReportedZoological Protection of Species · 1937
17 km²
Skråstadheia
IUCN IaNature Reserve · 2002
9 km²
Skråstadheia
IUCN Not ReportedEmerald Network
9 km²
Svingervann
IUCN IaNature Reserve · 2019
3 km²
Complete list21 protected areas
- Oksøy-RyvingenEmerald NetworkIUCN Not Reported103 km²
- Oksøy-RyvingenProtected LandscapeIUCN V2005100 km²
- Kristiansand kommuneskogZoological Protection of SpeciesIUCN Not Reported193717 km²
- SkråstadheiaNature ReserveIUCN Ia20029 km²
- SkråstadheiaEmerald NetworkIUCN Not Reported9 km²
- SvingervannNature ReserveIUCN Ia20193 km²
- Nedre TimenesNature ReserveIUCN Ia20242 km²
- TveitvannNature ReserveIUCN Ia20102 km²
- BadstudalenNature ReserveIUCN Ia20152 km²
- Indre LinvannetNature ReserveIUCN Ia20231 km²
- OksøNature ReserveIUCN Ia19800 km²
- VassvannetNature ReserveIUCN Ia20170 km²
- Store LyngholmenNature ReserveIUCN Ia19800 km²
- KalkheiaProtected LandscapeIUCN V19840 km²
- Terneholmen og GrønningenNature ReserveIUCN Ia19800 km²
- RevsundNature ReserveIUCN Ia19800 km²
- KjosbuktaNature ReserveIUCN Ia19880 km²
- ÅdnevikNature ReserveIUCN Ia19960 km²
- FluetjernNature ReserveIUCN Ia19150 km²
- ÅsheimNatural MonumentIUCN Not Reported19390 km²
- GimlemoenNatural MonumentIUCN Not Reported19650 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN