HydroLAKES lake · #109312
Fourth Machias Lake
Surface area
7,42km²
Avg depth
4,4m
Volume
32,74km³
Shoreline
29,8km
Administrative coverage
2 dept-equivalent regions (GADM L2)
- WashingtonMaine · United States7.08 km²95.3% of lake
- HancockMaine · United States0.35 km²4.7% of lake
1 intersecting protected areas
Duck Lake
IUCN VEcological Reserve
0.13 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
144 distinct species · 402 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 Fourth Machias Lake : 35 espèces reliées par 69 interactions GloBI sur 4 types (connectance 7.3%, filtre Serrano α=0.2). 9 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
7,42km²
Avg depth
4,4m
Volume
32,740km³
Watershed
144km²
Shoreline
29,8km
Shore dev. idx
3,08
Residence time
109days
Elevation
94m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.