Ontologia

HydroLAKES lake · #111031

Lake Massasecum

Natural lakeUnited States of AmericaNorth America 194 m

Surface area

1,52km²

Avg depth

10,6m

Volume

16,15km³

Shoreline

6,9km

Administrative coverage

Parent watershed

hybas-70804584801982 km² · upstream 1982 km²

1 dept-equivalent regions (GADM L2)

  • Merrimack
    New Hampshire · United States
    1.52 km²
    100.0% of lake

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

Species present

335 distinct species · 1 915 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 915 obs · 1 cellules
Obs. / cellule
≥ 1 915
1 915–1 914
1 915–1 914
1 915–1 914
< 1 915

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 Lake Massasecum : 35 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 85 interactions GloBI sur 5 types (connectance 8.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
45
Interactions affichées
85
Connectance
0.086
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

1,52km²

Avg depth

10,6m

Volume

16,150km³

Watershed

25km²

Shoreline

6,9km

Shore dev. idx

1,57

Residence time

387days

Elevation

194m

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