Grøssås
IUCN IaNature Reserve · 2010
2 km²
Municipality · NOR
Bamble
Norway
DfbCold, no dry season, warm summer(90 %)
Species observed
7 193
Observations
173 261
Area
315,8km²
Ecological tissue
Sample of 34 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 Bamble : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 107 interactions GloBI sur 7 types (connectance 18.0%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
107
Connectance
0.180
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
7 193 distinct species · 173 261 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
7,3°C
Annual rain
1 077mm
Warmest m°
18,9°C
Coldest m°
-3,1°C
Elevation: 94 m on average (min -58 m, max 219 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
7,3°C
Annual rain
1 077mm
Warmest month
18,9°C
Coldest month
-3,1°C
Mean alt.
94m
Min
-58m
Max
219m
Std. dev.
49m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(90 %)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
114,0g/kg
Clay
8,8%
Sand
56,5%
Silt
34,8%
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
145,9g/kg
Clay
8,2%
Sand
57,7%
Silt
34,2%
5–15 cm
pH H₂O
4,8
Org. C
128,2g/kg
Clay
8,1%
Sand
56,2%
Silt
35,7%
15–30 cm
pH H₂O
4,9
Org. C
68,0g/kg
Clay
10,1%
Sand
55,5%
Silt
34,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest72.5%
Crops2.1%
Built-up0.2%
Bare soil0.4%
Other (grassland, water…)24.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 38 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
3,2km
Lake surface here
20,94km²
Basins crossed
3
Max stream order
1
Max drainage
11 109km²
Discharge in basins
30,6m³/s
Mean precip.
797mm/an
Mean T°
6,1°C
Moisture idx
0,37
Max snow
46%
Mean runoff
730mm/an
Mean elev. (basins)
143m
Watersheds crossing here
Lakes (38, top by area)
- Tokearea30,8 km²avg depth42.6 m
- Lake #12911area20,4 km²avg depth27.3 m
- Flåtearea3,9 km²avg depth15.0 m
- Hullvannarea3,2 km²avg depth11.6 m
- Langenarea3 km²avg depth15.2 m
- Mevatnetarea1,6 km²avg depth14.7 m
- Lac 1296015area1 km²avg depth5.8 m
- Lac 1296082area0,9 km²avg depth8.1 m
- Lac 1295107area0,8 km²avg depth8.4 m
29 more lakes
- Lac 1295615area0,7 km²avg depth6.7 m
- Lac 1295606area0,7 km²avg depth6.5 m
- Lac 1295483area0,6 km²avg depth8.5 m
- Lac 1295960area0,5 km²avg depth5.8 m
- Lac 1295602area0,4 km²avg depth5.5 m
- Lac 1296137area0,3 km²avg depth7.7 m
- Lac 1295949area0,3 km²avg depth6.5 m
- Lac 1294886area0,3 km²avg depth7.8 m
- Lac 1296058area0,2 km²avg depth5.9 m
- Lac 1295741area0,2 km²avg depth6.4 m
- Lac 1295970area0,2 km²avg depth7.2 m
- Lac 1295748area0,2 km²avg depth6.7 m
- Lac 1295846area0,2 km²avg depth5.8 m
- Lac 1295491area0,2 km²avg depth6.5 m
- Lac 1295725area0,2 km²avg depth7.1 m
- Lac 1295565area0,2 km²avg depth5.8 m
- Lac 1295839area0,2 km²avg depth5.9 m
- Lac 1295797area0,2 km²avg depth4.3 m
- Lac 1295510area0,1 km²avg depth5.2 m
- Lac 1295819area0,1 km²avg depth6.4 m
- Lac 1295509area0,1 km²avg depth5.4 m
- Lac 1294999area0,1 km²avg depth6.7 m
- Lac 1295196area0,1 km²avg depth4.8 m
- Lac 1295654area0,1 km²avg depth4.7 m
- Lac 1295936area0,1 km²avg depth4.9 m
- Lac 1295925area0,1 km²avg depth5.5 m
- Lac 1295391area0,1 km²avg depth3.6 m
- Lac 1295707area0,1 km²avg depth6.1 m
- Lac 1295704area0,1 km²avg depth4.8 m
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
2,2nW
Built-up
20,4%
Pesticides
13,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas28
IUCN Ia · 22IUCN IV · 4IUCN Not Reported · 1IUCN III · 1🌊 Marine · 14
Bambleåsen
IUCN IaNature Reserve · 2019
1 km²
Røsskleiva
IUCN IaNature Reserve · 1993
1 km²
Rognsflauane
IUCN IaNature Reserve · 1993
1 km²
Langøya
IUCN IVProtected Landscape · 2006
0 km²
Nustad
IUCN IaNature Reserve · 1993
0 km²
Complete list28 protected areas
- GrøssåsNature ReserveIUCN Ia20102 km²
- BambleåsenNature ReserveIUCN Ia20191 km²
- RøsskleivaNature ReserveIUCN Ia19931 km²
- RognsflauaneNature ReserveIUCN Ia19931 km²
- LangøyaProtected LandscapeIUCN IV20060 km²
- NustadNature ReserveIUCN Ia19930 km²
- LangesundstangenNature ReserveIUCN Ia20020 km²
- TangvaldNature ReserveIUCN Ia19780 km²
- KiletjerneneNature ReserveIUCN Ia19900 km²
- Lille SåsteinNature ReserveIUCN Ia19800 km²
- HorsfjellmyraNature ReserveIUCN Ia19830 km²
- LindholmaneNature ReserveIUCN Ia19800 km²
- OmborsnesholmaneNature ReserveIUCN Ia19800 km²
- ÅbyelvaNature ReserveIUCN Ia20060 km²
- VinjekilenEmerald NetworkIUCN Not Reported0 km²
- VinjekilenNature ReserveIUCN Ia19900 km²
- KråkaNature ReserveIUCN Ia19800 km²
- SteinvikaNature ReserveIUCN Ia19880 km²
- KjærNature ReserveIUCN Ia19780 km²
- KrogshavnNature ReserveIUCN Ia19800 km²
- HellestveitNature ReserveIUCN Ia19780 km²
- GårdemmaNature ReserveIUCN Ia20060 km²
- SelskjæraNature ReserveIUCN Ia19800 km²
- GjermundsholmenNature ReserveIUCN Ia20060 km²
- StokkeåsenNatural MonumentIUCN III20060 km²
- Brennevinsholmen østreWildlife Conservation AreaIUCN IV20090 km²
- BaneåsenBotanical Conservation AreaIUCN IV20060 km²
- KrogshavnBotanical Conservation AreaIUCN IV20060 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN