HydroLAKES lake · #174008
Okutoneko
Surface area
4,42km²
Avg depth
46,2m
Volume
204,3km³
Shoreline
46,9km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- MinakamiGunma · Japan4.43 km²100.0% of lake
2 intersecting protected areas
Minakami
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
0.96 km² overlap
Forest Ecosystem Reserve
0.00 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
192 distinct species · 290 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Okutoneko : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 24 interactions GloBI sur 4 types (connectance 6.8%, filtre Serrano α=0.2). 5 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
4,42km²
Avg depth
46,2m
Volume
204,300km³
Watershed
167km²
Shoreline
46,9km
Shore dev. idx
6,28
Residence time
403days
Elevation
844m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.