HydroLAKES lake · #138617
Hjertvatnet
Surface area
2,42km²
Avg depth
23,6m
Volume
57,09km³
Shoreline
11,4km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- BallangenNordland · Norway2.44 km²100.0% of lake
1 intersecting protected areas
Melkevatn-Hjertvatn-Børsvatn
IUCN IaNature Reserve
0.02 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
166 distinct species · 324 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Hjertvatnet : 25 espèces reliées par 40 interactions GloBI sur 5 types (connectance 7.6%, filtre Serrano α=0.2). 8 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
2,42km²
Avg depth
23,6m
Volume
57,090km³
Watershed
11km²
Shoreline
11,4km
Shore dev. idx
2,07
Residence time
1 624days
Elevation
230m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.