Ontologia

HydroLAKES lake · #142381

Bjørnefossvatnet

Natural lakeNorwayEurope 281 m

Surface area

3,18km²

Avg depth

32,6m

Volume

103,49km³

Shoreline

10,1km

Administrative coverage

Parent watershed

hybas-20801444401042 km² · upstream 1042 km²

1 dept-equivalent regions (GADM L2)

  • Rana
    Nordland · Norway
    3.20 km²
    100.0% of lake

2 intersecting protected areas

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

Species present

186 distinct species · 297 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

297 obs · 1 cellules
Obs. / cellule
≥ 297
297–296
297–296
297–296
< 297

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 Bjørnefossvatnet : 22 espèces reliées par 53 interactions GloBI sur 5 types (connectance 8.9%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
53
Connectance
0.089
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

3,18km²

Avg depth

32,6m

Volume

103,490km³

Watershed

34km²

Shoreline

10,1km

Shore dev. idx

1,59

Residence time

496days

Elevation

281m

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