Þjórsárver
IUCN Not ReportedEmerald Network
1 560 km²
Municipality · ISL
Biskupstungnahreppur
Iceland
ETPolar, tundra(72 %)
Species observed
1 252
Observations
20 416
Area
1 988,2km²
Ecological tissue
Sample of 25 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 Biskupstungnahreppur : 13 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 58 interactions GloBI sur 4 types (connectance 19.3%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
25
Interactions affichées
58
Connectance
0.193
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
1 252 distinct species · 20 416 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
0,5°C
Annual rain
1 903mm
Warmest m°
10,1°C
Coldest m°
-8,5°C
Elevation: 619 m on average (min 49 m, max 1 770 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
0,5°C
Annual rain
1 903mm
Warmest month
10,1°C
Coldest month
-8,5°C
Mean alt.
619m
Min
49m
Max
1 770m
Std. dev.
370m
Köppen-Geiger (dominant)
ETPolar, tundra(72 %)Polar
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Hydrology10 basins · 19 lakes · 18 rivers
Hydrology metrics for this exact territory
Stream length here
332,0km
Lake surface here
44,68km²
Basins crossed
10
Max stream order
6
Max drainage
3 632km²
Discharge in basins
136,3m³/s
Mean precip.
1 241mm/an
Mean T°
1,1°C
Moisture idx
0,75
Max snow
75%
Mean runoff
1 300mm/an
Mean elev. (basins)
634m
Watersheds crossing here
- Bassin de Fúlakvíslsub-area835,6 km²overlap813.63 km²41%
- Bassin de Tungufljótsub-area821,3 km²overlap442.93 km²22%
- Bassin de Hvításub-area1 416,8 km²overlap269.50 km²14%
- Bassin de Brúarásub-area677,4 km²overlap181.55 km²9%
- Bassin de Jökulfallsub-area394,5 km²overlap130.12 km²7%
- Bassin de Blandasub-area2 609,1 km²overlap61.64 km²3%
- Bassin de Hvításub-area164,3 km²overlap47.06 km²2%
- Bassin de Þjórsásub-area2 893,7 km²overlap24.97 km²1%
- Bassin de Norðlingafljótsub-area1 131,3 km²overlap16.06 km²1%
1 more basinssorted by overlap
Lakes (19, top by area)
- Hvítárvatnarea29,1 km²avg depth19.6 m
- Sandvatnarea8,8 km²avg depth5.5 m
- Hagavatnarea4,1 km²avg depth12.8 m
- Lac 1240467area0,8 km²avg depth6.0 m
- Lac 1240111area0,2 km²avg depth7.6 m
- Lac 1238243area0,2 km²avg depth4.5 m
- Lac 1243889area0,2 km²avg depth4.2 m
- Lac 1244945area0,2 km²avg depth4.1 m
- Lac 1243899area0,2 km²avg depth3.7 m
10 more lakes
- Lac 1240266area0,2 km²avg depth6.9 m
- Lac 1244437area0,2 km²avg depth4.1 m
- Lac 1243536area0,1 km²avg depth6.4 m
- Lac 1237455area0,1 km²avg depth2.3 m
- Lac 1238156area0,1 km²avg depth4.0 m
- Lac 1244253area0,1 km²avg depth3.9 m
- Lac 1243488area0,1 km²avg depth5.4 m
- Lac 1244729area0,1 km²avg depth4.7 m
- Lac 1238048area0,1 km²avg depth2.9 m
- Lac 1240445area0,1 km²avg depth3.6 m
Rivers / streams (18, ord ≥ 4)
- Fúlakvíslord 4len here67.49 km100%total67 km
- Tungufljótord 5len here64.59 km98%total66 km
- Hvítáord 6len here42.87 km24%total177 km
- Sandáord 5len here26.71 km50%total54 km
- Svartáord 3len here22.13 km100%total22 km
- Blákvíslord 2len here20.53 km95%total22 km
- Farord 4len here19.77 km100%total20 km
- Andalækurord 3len here13.50 km100%total13 km
- Blandaord 4len here12.54 km7%total177 km
- Brúaráord 5len here12.31 km21%total60 km
- Almenningsáord 1len here10.27 km100%total10 km
- Fullsællord 3len here7.34 km100%total7 km
6 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Protected areas8
IUCN IV · 3IUCN Not Reported · 2IUCN Ib · 1IUCN V · 1IUCN III · 1
Þjórsárver
IUCN IbNature Reserve · 1987
1 560 km²
Guðlaugstungur - Álfgeirstungur
IUCN Not ReportedEmerald Network
398 km²
Guðlaugstungur
IUCN IVNature Reserve · 2005
398 km²
Kerlingarfjöll
IUCN VProtected Landscape/Seascape · 2020
344 km²
Pollengi og Tunguey
IUCN IVNature Reserve · 1994
7 km²
Complete list8 protected areas
- ÞjórsárverEmerald NetworkIUCN Not Reported1 560 km²
- ÞjórsárverNature ReserveIUCN Ib19871 560 km²
- Guðlaugstungur - ÁlfgeirstungurEmerald NetworkIUCN Not Reported398 km²
- GuðlaugstungurNature ReserveIUCN IV2005398 km²
- KerlingarfjöllProtected Landscape/SeascapeIUCN V2020344 km²
- Pollengi og TungueyNature ReserveIUCN IV19947 km²
- GullfossNature ReserveIUCN IV19792 km²
- Geysir í HaukadalNatural MonumentIUCN III20201 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN