HydroLAKES lake · #12780
Mårvatnet
Surface area
20,41km²
Avg depth
15,7m
Volume
321km³
Shoreline
40,7km
Administrative coverage
2 dept-equivalent regions (GADM L2)
- TinnTelemark · Norway20.43 km²99.6% of lake
- Nore og UvdalBuskerud · Norway0.09 km²0.4% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
228 distinct species · 732 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Mårvatnet : 18 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 47 interactions GloBI sur 3 types (connectance 12.4%, filtre Serrano α=0.2). 10 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
20,41km²
Avg depth
15,7m
Volume
321,000km³
Watershed
243km²
Shoreline
40,7km
Shore dev. idx
2,54
Residence time
806days
Elevation
1 119m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.