Elgsjøen
IUCN IaNature Reserve · 2014
15 km²
Municipality · NOR
Roan
Norway
DfcCold, no dry season, cold summer(48 %)
Species observed
1 077
Observations
5 272
Area
370,4km²
Ecological tissue
Sample of 29 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 Roan : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 4 bulles famille, 42 interactions GloBI documentées sur 3 types (connectance 10.3%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
29
Interactions affichées
42
Connectance
0.103
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
1 077 distinct species · 5 272 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
5,1°C
Annual rain
2 260mm
Warmest m°
14,5°C
Coldest m°
-4,6°C
Elevation: 249 m on average (min -95 m, max 573 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
5,1°C
Annual rain
2 260mm
Warmest month
14,5°C
Coldest month
-4,6°C
Mean alt.
249m
Min
-95m
Max
573m
Std. dev.
137m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(48 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Hydrology3 basins · 39 lakes · 25 rivers
Hydrology metrics for this exact territory
Stream length here
102,9km
Lake surface here
11,49km²
Basins crossed
3
Max stream order
4
Max drainage
1 594km²
Discharge in basins
5,7m³/s
Mean precip.
1 236mm/an
Mean T°
4,1°C
Moisture idx
0,65
Max snow
55%
Mean runoff
1 480mm/an
Mean elev. (basins)
217m
Watersheds crossing here
Lakes (39, top by area)
- Elgsjøen,fremrearea1,2 km²avg depth15.6 m
- Stortøssenarea1,1 km²avg depth20.7 m
- Skurvvatnetarea1 km²avg depth8.7 m
- Lac 1245681area1 km²avg depth7.9 m
- Lac 1245407area0,9 km²avg depth9.1 m
- Lac 1243672area0,9 km²avg depth10.6 m
- Lac 1243944area0,7 km²avg depth8.5 m
- Lac 1245278area0,5 km²avg depth8.5 m
- Lac 1244878area0,5 km²avg depth7.8 m
30 more lakes
- Lac 1245567area0,4 km²avg depth9.1 m
- Lac 1243954area0,4 km²avg depth7.8 m
- Lac 1245357area0,3 km²avg depth7.7 m
- Lac 1243736area0,3 km²avg depth8.7 m
- Lac 1246089area0,3 km²avg depth7.2 m
- Lac 1243953area0,3 km²avg depth11.3 m
- Lac 1245424area0,3 km²avg depth5.9 m
- Lac 1245803area0,2 km²avg depth6.9 m
- Lac 1245791area0,2 km²avg depth8.7 m
- Lac 1245086area0,2 km²avg depth6.7 m
- Lac 1245641area0,2 km²avg depth7.5 m
- Lac 1244637area0,2 km²avg depth6.6 m
- Lac 1244409area0,2 km²avg depth6.9 m
- Lac 1245177area0,2 km²avg depth4.9 m
- Lac 1245234area0,2 km²avg depth7.6 m
- Lac 1244950area0,1 km²avg depth7.1 m
- Lac 1244607area0,1 km²avg depth8.9 m
- Lac 1245025area0,1 km²avg depth5.8 m
- Lac 1246128area0,1 km²avg depth5.3 m
- Lac 1246241area0,1 km²avg depth5.5 m
- Lac 1245044area0,1 km²avg depth7.2 m
- Lac 1245532area0,1 km²avg depth8.6 m
- Lac 1245138area0,1 km²avg depth7.2 m
- Lac 1245264area0,1 km²avg depth4.3 m
- Lac 1245423area0,1 km²avg depth7.0 m
- Lac 1244337area0,1 km²avg depth6.5 m
- Lac 1244175area0,1 km²avg depth5.3 m
- Lac 1245259area0,1 km²avg depth3.8 m
- Lac 1245045area0,1 km²avg depth6.0 m
- Lac 1245217area0,1 km²avg depth5.4 m
Rivers / streams (25, ord ≥ 4)
- Hofstaddalselvaord 4len here23.31 km91%total26 km
- Seterelvaord 1len here7.64 km100%total8 km
- Telelvaord 2len here7.30 km100%total7 km
- Aneholbekkenord 1len here6.80 km100%total7 km
- Kvernabekkenord 1len here5.18 km100%total5 km
- Vesterelvaord 1len here5.13 km100%total5 km
- Langsteinbekkenord 1len here4.97 km100%total5 km
- Vikelvaord 2len here4.66 km100%total5 km
- Litlelvaord 2len here4.35 km100%total4 km
- Killingbekkenord 1len here4.21 km88%total5 km
- Mefjellselvaord 1len here4.18 km39%total11 km
- Grovadalselvaord 2len here3.61 km100%total4 km
13 more river segmentssorted by Strahler order + length
- Grytelvaord 1len here2.70 km100%total3 km
- Fjordabekkenord 1len here2.31 km91%total3 km
- Kvernhusengbekkenord 2len here2.23 km100%total2 km
- Kvernelvaord 1len here2.13 km100%total2 km
- Prestelvaord 1len here2.08 km86%total2 km
- Grovaseterdalselvaord 1len here2.06 km101%total2 km
- Kvernbekkenord 3len here1.52 km101%total2 km
- Elgvikbekkenord 1len here1.42 km100%total1 km
- Fiskbekkenord 1len here1.25 km73%total2 km
- Øystre Skurvelvaord 1len here1.23 km20%total6 km
- Tysvikelvaord 1len here1.22 km62%total2 km
- Tjønnlibekkenord 1len here0.81 km100%total1 km
- Småfosselvaord 1len here0.59 km9%total7 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Protected areas8
IUCN Ia · 7IUCN Not Reported · 1🌊 Marine · 2
Måøyan
IUCN Not ReportedEmerald Network
6 km²
Måøyan
IUCN IaNature Reserve · 2005
6 km²
Tostenelva
IUCN IaNature Reserve · 2008
1 km²
Inner Vargfossnesa
IUCN IaNature Reserve · 1990
1 km²
Rundfjelldalselva
IUCN IaNature Reserve · 2001
1 km²
Complete list8 protected areas
- ElgsjøenNature ReserveIUCN Ia201415 km²
- MåøyanEmerald NetworkIUCN Not Reported6 km²
- MåøyanNature ReserveIUCN Ia20056 km²
- TostenelvaNature ReserveIUCN Ia20081 km²
- Inner VargfossnesaNature ReserveIUCN Ia19901 km²
- RundfjelldalselvaNature ReserveIUCN Ia20011 km²
- GranholvatnetNature ReserveIUCN Ia20010 km²
- AustdalenNature ReserveIUCN Ia19870 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN