Ontologia

HydroLAKES lake · #146457

Rokuanjärvi

Natural lakeFinlandEurope 122 m

Surface area

1,62km²

Avg depth

6,2m

Volume

10,12km³

Shoreline

7,7km

Administrative coverage

Parent watershed

hybas-2080169180452 km² · upstream 452 km²

1 dept-equivalent regions (GADM L2)

  • Kainuu
    Oulu · Finland
    1.63 km²
    100.0% of lake

2 intersecting protected areas

  • Rokuan kansallispuisto

    IUCN II

    National Park

    0.21 km² overlap

  • Rokua

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    0.10 km² overlap

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

Species present

305 distinct species · 548 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

548 obs · 1 cellules
Obs. / cellule
≥ 548
548–547
548–547
548–547
< 548

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

Ecological tissue

Sample of 34 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 Rokuanjärvi : 27 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 40 interactions GloBI sur 5 types (connectance 7.1%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
40
Connectance
0.071
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

1,62km²

Avg depth

6,2m

Volume

10,120km³

Watershed

5km²

Shoreline

7,7km

Shore dev. idx

1,71

Residence time

2 547days

Elevation

122m

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