Ontologia

HydroLAKES lake · #14685

Pego do Altar

ReservoirPortugalEurope 50 m

Surface area

10,74km²

Avg depth

8,7m

Volume

94km³

Shoreline

51,9km

Administrative coverage

Parent watershed

hybas-2080678950904 km² · upstream 904 km²

2 dept-equivalent regions (GADM L2)

  • Alcácer do Sal
    Setúbal · Portugal
    10.53 km²
    98.0% of lake
  • Viana do Alentejo
    Évora · Portugal
    0.22 km²
    2.0% of lake

1 intersecting protected areas

  • Cabrela

    IUCN Not Reported

    Site of Community Importance (Habitats Directive)

    10.75 km² overlap

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

Species present

179 distinct species · 1 319 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 319 obs · 1 cellules
Obs. / cellule
≥ 1 319
1 319–1 318
1 319–1 318
1 319–1 318
< 1 319

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

Ecological tissue

Sample of 39 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 Pego do Altar : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 88 interactions GloBI sur 4 types (connectance 11.9%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
88
Connectance
0.119
Patrimoniales
1
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

10,74km²

Avg depth

8,7m

Volume

94,000km³

Watershed

759km²

Shoreline

51,9km

Shore dev. idx

4,46

Residence time

214days

Elevation

50m

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