HydroLAKES lake · #146073
Hreðavatn
Surface area
1,06km²
Avg depth
9,9m
Volume
10,46km³
Shoreline
6,9km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- BorgarbyggðVesturland · Iceland1.06 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
387 distinct species · 957 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Hreðavatn : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 54 interactions GloBI sur 5 types (connectance 11.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Lake statistics (HydroLAKES)
Surface
1,06km²
Avg depth
9,9m
Volume
10,460km³
Watershed
24km²
Shoreline
6,9km
Shore dev. idx
1,88
Residence time
125days
Elevation
58m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.