HydroLAKES lake · #12221
Gråsjøen
Surface area
10,41km²
Avg depth
19,8m
Volume
206km³
Shoreline
24,4km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- SurnadalMøre og Romsdal · Norway10.47 km²100.0% of lake
3 intersecting protected areas
Trollheimen
IUCN Not ReportedEmerald Network
0.29 km² overlap
Trollheimen
IUCN VProtected Landscape
0.18 km² overlap
Svartåmoen
IUCN IaNature Reserve
0.09 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
89 distinct species · 336 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Gråsjøen : 32 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 4 types (connectance 5.9%, filtre Serrano α=0.2). 7 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
10,41km²
Avg depth
19,8m
Volume
206,000km³
Watershed
268km²
Shoreline
24,4km
Shore dev. idx
2,13
Residence time
266days
Elevation
457m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.