HydroLAKES lake · #147291
Grænalón
Surface area
9,05km²
Avg depth
25,5m
Volume
230,77km³
Shoreline
14,7km
Administrative coverage
2 dept-equivalent regions (GADM L2)
- SkaftárhreppurSuðurland · Iceland8.82 km²96.8% of lake
- Sveitarfélagið HornafjörðurAusturland · Iceland0.29 km²3.2% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
61 distinct species · 86 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 Grænalón : 8 espèces reliées par 12 interactions GloBI sur 1 type (connectance 18.2%, filtre Serrano α=0.2). 4 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
9,05km²
Avg depth
25,5m
Volume
230,770km³
Watershed
157km²
Shoreline
14,7km
Shore dev. idx
1,38
Residence time
247days
Elevation
512m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.