HydroLAKES lake · #12153
Fjergen
Surface area
16,08km²
Avg depth
10,3m
Volume
166km³
Shoreline
34,2km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- MeråkerNord-Trøndelag · Norway16.18 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
152 distinct species · 426 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Fjergen : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 37 interactions GloBI sur 4 types (connectance 6.2%, filtre Serrano α=0.2). 6 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
16,08km²
Avg depth
10,3m
Volume
166,000km³
Watershed
96km²
Shoreline
34,2km
Shore dev. idx
2,40
Residence time
650days
Elevation
510m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.