HydroLAKES lake · #150748
Öster-Gråssjön
Surface area
1,51km²
Avg depth
6,3m
Volume
9,57km³
Shoreline
6,4km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- BräckeJämtland · Sweden1.52 km²100.0% of lake
2 intersecting protected areas
Gimån; Uppströms Holmsjön
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.51 km² overlap
Gimån; Uppströms Holmsjön
IUCN Not AssignedNatura 2000 SCI
1.51 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
78 distinct species · 164 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 23 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 Öster-Gråssjön : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 18 interactions GloBI sur 2 types (connectance 7.1%, 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).
Lake statistics (HydroLAKES)
Surface
1,51km²
Avg depth
6,3m
Volume
9,570km³
Watershed
68km²
Shoreline
6,4km
Shore dev. idx
1,48
Residence time
213days
Elevation
269m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.