Þjórsárver
IUCN Not ReportedEmerald Network
1 560 km²
Municipality · ISL
Akrahreppur
Iceland
ETPolar, tundra(92 %)
Species observed
919
Observations
5 555
Area
1 361,1km²
Ecological tissue
Sample of 18 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 Akrahreppur : 13 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 4 types (connectance 22.2%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
18
Interactions affichées
34
Connectance
0.222
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
919 distinct species · 5 555 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
-0,9°C
Annual rain
992mm
Warmest m°
9,7°C
Coldest m°
-10,4°C
Elevation: 802 m on average (min 2 m, max 1 729 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
-0,9°C
Annual rain
992mm
Warmest month
9,7°C
Coldest month
-10,4°C
Mean alt.
802m
Min
2m
Max
1 729m
Std. dev.
304m
Köppen-Geiger (dominant)
ETPolar, tundra(92 %)Polar
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Hydrology13 basins · 14 lakes · 26 rivers
Hydrology metrics for this exact territory
Stream length here
272,7km
Lake surface here
4,58km²
Basins crossed
13
Max stream order
5
Max drainage
3 276km²
Discharge in basins
109,2m³/s
Mean precip.
1 058mm/an
Mean T°
-0,2°C
Moisture idx
0,69
Max snow
78%
Mean runoff
771mm/an
Mean elev. (basins)
725m
Watersheds crossing here
- Bassin de Austari-Jökulsásub-area640,7 km²overlap407.18 km²30%
- Bassin de Heiðarásub-area407,1 km²overlap401.78 km²30%
- Bassin de Héraðsvötnsub-area201,4 km²overlap157.06 km²12%
- Bassin de Austari-Héraðsvötnsub-area235,8 km²overlap102.25 km²8%
- Bassin de Austari-Jökulsásub-area343,5 km²overlap100.31 km²7%
- Bassin de Hnjúkskvíslsub-area200,8 km²overlap90.44 km²7%
- Bassin de Þjórsásub-area2 893,7 km²overlap56.00 km²4%
- Bassin de Hjaltadalsásub-area487,1 km²overlap20.98 km²2%
- Bassin de Hörgásub-area741,7 km²overlap13.25 km²1%
Lakes (14, top by area)
- Urðarvötnarea2,5 km²avg depth6.3 m
- Urðarvötnarea1,4 km²avg depth9.4 m
- Lac 1234677area0,4 km²avg depth3.9 m
- Lac 1231003area0,4 km²avg depth4.2 m
- Lac 1233802area0,3 km²avg depth3.1 m
- Lac 1235485area0,2 km²avg depth4.9 m
- Lac 1232544area0,2 km²avg depth3.6 m
- Lac 1232534area0,2 km²avg depth4.1 m
- Lac 1228807area0,1 km²avg depth4.7 m
Rivers / streams (26, ord ≥ 4)
- Austari-Jökulsáord 4len here42.79 km42%total101 km
- Hnjúkskvíslord 2len here29.80 km79%total38 km
- Heiðaráord 2len here19.94 km100%total20 km
- Egilsáord 2len here13.38 km100%total13 km
- Tinnáord 2len here13.04 km100%total13 km
- Tungufjallsáord 2len here12.27 km100%total12 km
- Þveráord 2len here12.25 km89%total14 km
- Norðuráord 3len here11.60 km100%total12 km
- Kotáord 3len here10.54 km100%total11 km
- Hornáord 1len here10.01 km100%total10 km
- Héraðsvötnord 5len here9.98 km25%total39 km
- Austari-Héraðsvötnord 5len here8.81 km32%total28 km
14 more river segmentssorted by Strahler order + length
- Djúpadalsáord 3len here8.36 km100%total8 km
- Valagilsáord 3len here8.32 km100%total8 km
- Jökulkvíslord 2len here7.95 km39%total20 km
- Krókáord 2len here7.80 km100%total8 km
- Grjótáord 2len here7.43 km100%total7 km
- Geldingsáord 2len here7.24 km100%total7 km
- Vestari-Hrafnbjargaáord 2len here6.70 km100%total7 km
- Vindáord 2len here6.62 km100%total7 km
- Fossáord 4len here5.17 km10%total51 km
- Akradalsáord 1len here4.35 km100%total4 km
- Ábæjaráord 2len here3.84 km100%total4 km
- Strangilækurord 3len here1.91 km100%total2 km
- Austari-Hrafnbjargaáord 1len here1.64 km100%total2 km
- Kattáord 1len here0.98 km100%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Protected areas2
IUCN Not Reported · 1IUCN Ib · 1
Þjórsárver
IUCN IbNature Reserve · 1987
1 560 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN