HydroLAKES lake · #155642
Trösken
Surface area
4,53km²
Avg depth
2,9m
Volume
12,94km³
Shoreline
26,7km
Administrative coverage
2 dept-equivalent regions (GADM L2)
- GävleGävleborg · Sweden4.55 km²99.8% of lake
- ÄlvkarlebyUppsala · Sweden0.01 km²0.2% of lake
6 intersecting protected areas
Gustavsmurarna-Tröskens rikkärr
IUCN Not ReportedWetland of International Importance (Ramsar Site)
1.57 km² overlap
2000291 Tröskens rikkärr
IUCN IaNature Reserve
1.57 km² overlap
Bultbomurarna
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.48 km² overlap
Bultbomurarna
IUCN IaNatura 2000 SCI
0.48 km² overlap
Grinduga
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.00 km² overlap
Grinduga
IUCN IaNatura 2000 SCI
0.00 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
2 706 distinct species · 50 341 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 Trösken : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 67 interactions GloBI sur 3 types (connectance 10.6%, 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
4,53km²
Avg depth
2,9m
Volume
12,940km³
Watershed
84km²
Shoreline
26,7km
Shore dev. idx
3,53
Residence time
167days
Elevation
7m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.