Ontologia

HydroLAKES lake · #144892

Fättjarn

Natural lakeSwedenEurope 556 m

Surface area

9,26km²

Avg depth

16,2m

Volume

150,33km³

Shoreline

24,2km

Administrative coverage

Parent watershed

hybas-2080158200530 km² · upstream 530 km²

1 dept-equivalent regions (GADM L2)

  • Vilhelmina
    Västerbotten · Sweden
    9.32 km²
    100.0% of lake

5 intersecting protected areas

  • 2001846 Marsfjället

    IUCN Ib

    Nature Reserve

    1.81 km² overlap

  • Daune

    IUCN Ib

    Natura 2000 SCI

    0.03 km² overlap

  • Daune

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    0.03 km² overlap

  • Guortabäcken

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    0.00 km² overlap

  • Guortabäcken

    IUCN Not Assigned

    Natura 2000 SCI

    0.00 km² overlap

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

Species present

190 distinct species · 276 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

276 obs · 1 cellules
Obs. / cellule
≥ 276
276–275
276–275
276–275
< 276

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

Ecological tissue

Sample of 39 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 Fättjarn : 27 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 74 interactions GloBI sur 7 types (connectance 9.0%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
74
Connectance
0.090
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

9,26km²

Avg depth

16,2m

Volume

150,330km³

Watershed

246km²

Shoreline

24,2km

Shore dev. idx

2,24

Residence time

355days

Elevation

556m

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