Rivière· 44 segments
Þjórsá
Crosses 5 administrative regions : Gnúpverjahreppur, Holta- og Landasveit, Skeiðahreppur, Villingaholtshreppur, Ásahreppur
Total length
227km
Max discharge
37m³/s
Max Strahler
4
Segments matched
44
River geography5 admin regions · 0 communes
5 administrative regions crossed (GADM L2)
- Holta- og LandasveitSuðurland · Iceland44.4 kmin this dpt
- GnúpverjahreppurSuðurland · Iceland17.7 kmin this dpt
- SkeiðahreppurSuðurland · Iceland8.4 kmin this dpt
- ÁsahreppurSuðurland · Iceland6.9 kmin this dpt
- VillingaholtshreppurSuðurland · Iceland4.0 kmin this dpt
1 intersecting protected areas
Viðey í Þjórsá
IUCN IVNatural Monument
1 page = 1 named river (aggregation of 44 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
35 distinct species · 70 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 12 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).
Indicateurs du tissu écologique
Tissu écologique de Þjórsá : 11 espèces reliées par 9 interactions GloBI sur 1 type (connectance 13.6%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
227km
Max discharge
37,0m³/s
Max Strahler
4
Segments matched
44
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.