HydroLAKES lake · #150702
Alan
Surface area
1,15km²
Avg depth
5,3m
Volume
6,13km³
Shoreline
7,2km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- BräckeJämtland · Sweden1.16 km²100.0% of lake
2 intersecting protected areas
Gimån; Uppströms Holmsjön
IUCN Not AssignedNatura 2000 SCI
1.13 km² overlap
Gimån; Uppströms Holmsjön
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.13 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
358 distinct species · 1 571 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Alan : 27 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 73 interactions GloBI sur 6 types (connectance 9.9%, filtre Serrano α=0.2). 12 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
1,15km²
Avg depth
5,3m
Volume
6,130km³
Watershed
2 600km²
Shoreline
7,2km
Shore dev. idx
1,89
Residence time
3days
Elevation
199m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.