HydroLAKES lake · #13052
Usmas Ezers
Surface area
36,24km²
Avg depth
9,1m
Volume
330,75km³
Shoreline
65,6km
Administrative coverage
3 dept-equivalent regions (GADM L2)
6 intersecting protected areas
Moricsalas dabas rezervāts
IUCN Not ReportedSpecial Protection Area (Birds Directive)
6.52 km² overlap
Moricsalas dabas rezervāts
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
6.52 km² overlap
Moricsalas dabas rezervāts
IUCN IbStrict Nature Reserve
6.52 km² overlap
Viskūžu sala
IUCN IVNature Reserve
0.02 km² overlap
Viskūžu sala
IUCN Not ReportedSpecial Protection Area (Birds Directive)
0.02 km² overlap
Viskūžu sala
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.02 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
420 distinct species · 616 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Usmas Ezers : 31 espèces reliées par 54 interactions GloBI sur 4 types (connectance 7.7%, filtre Serrano α=0.2). 7 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
36,24km²
Avg depth
9,1m
Volume
330,750km³
Watershed
383km²
Shoreline
65,6km
Shore dev. idx
3,07
Residence time
903days
Elevation
20m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.