Ontologia

HydroLAKES lake · #11788

Grasvatnet

ReservoirNorwayEurope 572 m

Surface area

22,5km²

Avg depth

10,1m

Volume

227km³

Shoreline

42,8km

Administrative coverage

Parent watershed

hybas-20801518202164 km² · upstream 2164 km²

2 dept-equivalent regions (GADM L2)

  • Hemnes
    Nordland · Norway
    19.21 km²
    84.8% of lake
  • Storuman
    Västerbotten · Sweden
    3.44 km²
    15.2% of lake

5 intersecting protected areas

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

Species present

474 distinct species · 544 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

544 obs · 1 cellules
Obs. / cellule
≥ 544
544–543
544–543
544–543
< 544

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

Ecological tissue

Sample of 26 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 Grasvatnet : 22 espèces reliées par 34 interactions GloBI sur 3 types (connectance 10.5%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
34
Connectance
0.105
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

22,50km²

Avg depth

10,1m

Volume

227,000km³

Watershed

130km²

Shoreline

42,8km

Shore dev. idx

2,54

Residence time

503days

Elevation

572m

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