Ontologia

HydroLAKES lake · #991821

Lac 991821

Natural lakeUnited States of AmericaNorth America 338 m

Surface area

0,9km²

Avg depth

4,6m

Volume

4,09km³

Shoreline

7,9km

Administrative coverage

Parent watershed

hybas-70803149302224 km² · upstream 20149 km²

2 dept-equivalent regions (GADM L2)

  • Saint Louis
    Minnesota · United States
    0.47 km²
    51.8% of lake
  • Rainy River
    Ontario · Canada
    0.43 km²
    48.2% of lake

1 intersecting protected areas

  • Voyageurs

    IUCN II

    National Park

    0.01 km² overlap

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

Species present

415 distinct species · 772 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

772 obs · 1 cellules
Obs. / cellule
≥ 772
772–771
772–771
772–771
< 772

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

Ecological tissue

Sample of 44 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 Lac 991821 : 28 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 109 interactions GloBI sur 5 types (connectance 11.5%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
44
Interactions affichées
109
Connectance
0.115
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

0,90km²

Avg depth

4,6m

Volume

4,090km³

Watershed

19 064km²

Shoreline

7,9km

Shore dev. idx

2,34

Residence time

0days

Elevation

338m

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