HydroLAKES lake · #12742
Halnefjorden
Surface area
13,56km²
Avg depth
10,8m
Volume
147,12km³
Shoreline
39,6km
Administrative coverage
3 dept-equivalent regions (GADM L2)
- Nore og UvdalBuskerud · Norway8.32 km²61.0% of lake
- HolBuskerud · Norway5.24 km²38.4% of lake
- EidfjordHordaland · Norway0.07 km²0.5% of lake
2 intersecting protected areas
Hardangervidda med tilliggende landskapsvernområder
IUCN Not ReportedEmerald Network
13.64 km² overlap
Protected Landscape
13.64 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
260 distinct species · 1 141 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 Halnefjorden : 35 espèces reliées par 74 interactions GloBI sur 5 types (connectance 7.8%, filtre Serrano α=0.2). 9 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
13,56km²
Avg depth
10,8m
Volume
147,120km³
Watershed
180km²
Shoreline
39,6km
Shore dev. idx
3,04
Residence time
352days
Elevation
1 124m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.