Ontologia

HydroLAKES lake · #147365

Pitkäjärvi

Natural lakeFinlandEurope 173 m

Surface area

1,32km²

Avg depth

2,5m

Volume

3,32km³

Shoreline

10,8km

Administrative coverage

Parent watershed

hybas-20801728701480 km² · upstream 1480 km²

1 dept-equivalent regions (GADM L2)

  • Kainuu
    Oulu · Finland
    1.33 km²
    100.0% of lake

1 intersecting protected areas

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

Species present

75 distinct species · 150 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

150 obs · 1 cellules
Obs. / cellule
≥ 150
150–149
150–149
150–149
< 150

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

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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Pitkäjärvi : 11 espèces reliées par 18 interactions GloBI sur 4 types (connectance 11.8%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
18
Interactions affichées
18
Connectance
0.118
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

1,32km²

Avg depth

2,5m

Volume

3,320km³

Watershed

10km²

Shoreline

10,8km

Shore dev. idx

2,64

Residence time

323days

Elevation

173m

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