HydroLAKES lake · #13150
Ozero Ivan
Surface area
21,59km²
Avg depth
4m
Volume
86,14km³
Shoreline
49,8km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- Nevel'skiy rayonPskov · Russia21.69 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
176 distinct species · 324 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 Ozero Ivan : 30 espèces reliées par 105 interactions GloBI sur 7 types (connectance 9.7%, filtre Serrano α=0.2). 17 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
21,59km²
Avg depth
4,0m
Volume
86,140km³
Watershed
292km²
Shoreline
49,8km
Shore dev. idx
3,03
Residence time
413days
Elevation
149m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.