HydroLAKES lake · #174331
Okutamako
Surface area
3,87km²
Avg depth
48,9m
Volume
189,1km³
Shoreline
39km
Administrative coverage
3 dept-equivalent regions (GADM L2)
2 intersecting protected areas
Chichibu tama kai
IUCN VNational Park
3.87 km² overlap
Okutamako
IUCN IVPrefectural Wildlife Protection Area
3.56 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
374 distinct species · 855 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Okutamako : 34 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 36 interactions GloBI sur 4 types (connectance 5.1%, filtre Serrano α=0.2). 4 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
3,87km²
Avg depth
48,9m
Volume
189,100km³
Watershed
266km²
Shoreline
39,0km
Shore dev. idx
5,59
Residence time
355days
Elevation
518m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.