HydroLAKES lake · #8748
Lake Alvin
Surface area
25,1km²
Avg depth
0,9m
Volume
23km³
Shoreline
64,8km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- DouglasMinnesota · United States25.16 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
248 distinct species · 2 057 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 Lake Alvin : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 83 interactions GloBI sur 4 types (connectance 9.6%, filtre Serrano α=0.2). 12 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
25,10km²
Avg depth
0,9m
Volume
23,000km³
Watershed
409km²
Shoreline
64,8km
Shore dev. idx
3,65
Residence time
126days
Elevation
412m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.