Ontologia

HydroLAKES lake · #146018

Alträsket

Natural lakeSwedenEurope 223 m

Surface area

2,15km²

Avg depth

11,6m

Volume

24,96km³

Shoreline

14,1km

Administrative coverage

Parent watershed

hybas-2080165530647 km² · upstream 11782 km²

1 dept-equivalent regions (GADM L2)

  • Lycksele
    Västerbotten · Sweden
    2.17 km²
    100.0% of lake

3 intersecting protected areas

  • Vindelälven

    IUCN Not Reported

    Wetland of International Importance (Ramsar Site)

    2.12 km² overlap

  • Vindelälven

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    2.12 km² overlap

  • Vindelälven

    IUCN Not Assigned

    Natura 2000 SCI

    2.12 km² overlap

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

Species present

250 distinct species · 1 659 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 659 obs · 1 cellules
Obs. / cellule
≥ 1 659
1 659–1 658
1 659–1 658
1 659–1 658
< 1 659

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

Ecological tissue

Sample of 32 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 Alträsket : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 4 types (connectance 9.3%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
49
Connectance
0.093
Patrimoniales
1
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

2,15km²

Avg depth

11,6m

Volume

24,960km³

Watershed

30km²

Shoreline

14,1km

Shore dev. idx

2,71

Residence time

773days

Elevation

223m

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