HydroLAKES lake · #702
Grand
Surface area
496,96km²
Avg depth
50m
Volume
24 847,85km³
Shoreline
658km
Administrative coverage
3 dept-equivalent regions (GADM L2)
- Division No. 5Newfoundland and Labrador · Canada427.49 km²85.7% of lake
- Division No. 8Newfoundland and Labrador · Canada62.48 km²12.5% of lake
- Division No. 4Newfoundland and Labrador · Canada8.56 km²1.7% of lake
1 intersecting protected areas
Ecological Reserve
0.22 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
165 distinct species · 591 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 Grand : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 81 interactions GloBI sur 4 types (connectance 8.6%, 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
496,96km²
Avg depth
50,0m
Volume
24 847,850km³
Watershed
4 584km²
Shoreline
658,0km
Shore dev. idx
8,33
Residence time
2 222days
Elevation
85m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.