HydroLAKES lake · #179817
Uppu Aru Lagoon
Surface area
8,86km²
Avg depth
1m
Volume
8,68km³
Shoreline
34km
Administrative coverage
2 dept-equivalent regions (GADM L2)
- Vadamaradchi South-WestJaffna · Sri Lanka7.48 km²84.7% of lake
- Valikamam EastJaffna · Sri Lanka1.35 km²15.3% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
143 distinct species · 1 178 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 17 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 Uppu Aru Lagoon : 10 espèces reliées par 27 interactions GloBI sur 3 types (connectance 17.6%, filtre Serrano α=0.2). 8 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
8,86km²
Avg depth
1,0m
Volume
8,680km³
Watershed
73km²
Shoreline
34,0km
Shore dev. idx
3,23
Residence time
92days
Elevation
1m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.