HydroLAKES lake · #137297
Mellom Blokkvatn
Surface area
1,7km²
Avg depth
28,9m
Volume
49,07km³
Shoreline
8,7km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- SortlandNordland · Norway1.71 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
202 distinct species · 634 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Mellom Blokkvatn : 20 espèces reliées par 36 interactions GloBI sur 5 types (connectance 8.3%, 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
1,70km²
Avg depth
28,9m
Volume
49,070km³
Watershed
13km²
Shoreline
8,7km
Shore dev. idx
1,89
Residence time
948days
Elevation
12m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.