Ontologia

HydroLAKES lake · #111373

Arrowhead Lake

Natural lakeUnited States of AmericaNorth America 369 m

Surface area

3,27km²

Avg depth

2m

Volume

6,49km³

Shoreline

14,9km

Administrative coverage

Parent watershed

hybas-70804913402397 km² · upstream 4238 km²

1 dept-equivalent regions (GADM L2)

  • Sac
    Iowa · United States
    3.28 km²
    100.0% of lake

1 intersecting protected areas

  • Black Hawk

    IUCN V

    Wildlife Management Area

    0.00 km² overlap

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

Species present

303 distinct species · 6 640 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 640 obs · 1 cellules
Obs. / cellule
≥ 6 640
6 640–6 639
6 640–6 639
6 640–6 639
< 6 640

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

Ecological tissue

Sample of 34 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 Arrowhead Lake : 26 espèces reliées par 68 interactions GloBI sur 3 types (connectance 12.1%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
68
Connectance
0.121
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

3,27km²

Avg depth

2,0m

Volume

6,490km³

Watershed

15km²

Shoreline

14,9km

Shore dev. idx

2,32

Residence time

854days

Elevation

369m

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