HydroLAKES lake · #137583
Nedre Jernvatnet
Surface area
3,58km²
Avg depth
20,1m
Volume
71,82km³
Shoreline
18,6km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- NarvikNordland · Norway3.60 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
142 distinct species · 160 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Nedre Jernvatnet : 39 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 45 interactions GloBI sur 3 types (connectance 4.5%, 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
3,58km²
Avg depth
20,1m
Volume
71,820km³
Watershed
87km²
Shoreline
18,6km
Shore dev. idx
2,78
Residence time
334days
Elevation
278m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.