HydroLAKES lake · #160966
Viragnas Ezers
Surface area
1,16km²
Avg depth
5,1m
Volume
5,92km³
Shoreline
8,2km
Administrative coverage
2 dept-equivalent regions (GADM L2)
- DaugavpilsLatgale · Latvia1.15 km²98.4% of lake
- PreiliLatgale · Latvia0.02 km²1.6% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
72 distinct species · 115 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 20 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 Viragnas Ezers : 16 espèces reliées par 24 interactions GloBI sur 3 types (connectance 11.4%, 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
1,16km²
Avg depth
5,1m
Volume
5,920km³
Watershed
35km²
Shoreline
8,2km
Shore dev. idx
2,15
Residence time
234days
Elevation
97m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.