Ontologia

HydroLAKES lake · #105894

East Arm Lake Itasca

Natural lakeUnited States of AmericaNorth America 445 m

Surface area

4,04km²

Avg depth

9,1m

Volume

36,67km³

Shoreline

21,6km

Administrative coverage

Parent watershed

hybas-7080346690520 km² · upstream 520 km²

1 dept-equivalent regions (GADM L2)

  • Clearwater
    Minnesota · United States
    4.05 km²
    100.0% of lake

1 intersecting protected areas

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

Species present

2 706 distinct species · 40 665 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

40 665 obs · 1 cellules
Obs. / cellule
≥ 40 665
40 665–40 664
40 665–40 664
40 665–40 664
< 40 665

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

Ecological tissue

Sample of 38 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 East Arm Lake Itasca : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 77 interactions GloBI sur 5 types (connectance 10.4%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
77
Connectance
0.104
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

4,04km²

Avg depth

9,1m

Volume

36,670km³

Watershed

89km²

Shoreline

21,6km

Shore dev. idx

3,03

Residence time

939days

Elevation

445m

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