Ontologia

HydroLAKES lake · #152872

Heräjärvi

Natural lakeFinlandEurope 94 m

Surface area

2km²

Avg depth

8,3m

Volume

16,67km³

Shoreline

8,5km

Administrative coverage

Parent watershed

hybas-20802005502188 km² · upstream 2188 km²

1 dept-equivalent regions (GADM L2)

1 intersecting protected areas

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

Species present

753 distinct species · 1 836 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 836 obs · 1 cellules
Obs. / cellule
≥ 1 836
1 836–1 835
1 836–1 835
1 836–1 835
< 1 836

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

Ecological tissue

Sample of 23 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 Heräjärvi : 15 espèces reliées par 59 interactions GloBI sur 5 types (connectance 23.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
59
Connectance
0.233
Patrimoniales
0
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

2,00km²

Avg depth

8,3m

Volume

16,670km³

Watershed

309km²

Shoreline

8,5km

Shore dev. idx

1,70

Residence time

77days

Elevation

94m

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