HydroLAKES lake · #106715
Portage Lake
Surface area
9,24km²
Avg depth
8,1m
Volume
74,57km³
Shoreline
31,7km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- AroostookMaine · United States9.26 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
270 distinct species · 1 029 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 43 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 Portage Lake : 30 espèces reliées par 96 interactions GloBI sur 4 types (connectance 9.7%, filtre Serrano α=0.2). 15 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
9,24km²
Avg depth
8,1m
Volume
74,570km³
Watershed
575km²
Shoreline
31,7km
Shore dev. idx
2,94
Residence time
79days
Elevation
183m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.