Ontologia

HydroLAKES lake · #160163

Vecdaugava

Natural lakeLatviaEurope -1 m

Surface area

1,14km²

Avg depth

1,6m

Volume

1,77km³

Shoreline

9,5km

Administrative coverage

Parent watershed

hybas-208002733030 km² · upstream 30 km²

1 dept-equivalent regions (GADM L2)

  • Riga
    Riga · Latvia
    1.14 km²
    100.0% of lake

5 intersecting protected areas

  • Vecdaugava

    IUCN IV

    Nature Reserve

    0.97 km² overlap

  • Vecdaugava

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    0.97 km² overlap

  • Piejūra

    IUCN II

    Nature Park

    0.01 km² overlap

  • Piejūra

    IUCN Not Reported

    Special Protection Area (Birds Directive)

    0.01 km² overlap

  • Piejūra

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    0.01 km² overlap

Computed live · HydroLAKES × GADM × WDPA · cached after first hit.

Species present

400 distinct species · 1 326 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 326 obs · 1 cellules
Obs. / cellule
≥ 1 326
1 326–1 325
1 326–1 325
1 326–1 325
< 1 326

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Sample of 35 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Vecdaugava : 28 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 68 interactions GloBI sur 5 types (connectance 11.4%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
68
Connectance
0.114
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Lake statistics (HydroLAKES)

Surface

1,14km²

Avg depth

1,6m

Volume

1,770km³

Watershed

10km²

Shoreline

9,5km

Shore dev. idx

2,50

Residence time

188days

Elevation

-1m

HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.