Ontologia

HydroLAKES lake · #728

Preissac

ReservoirCanadaNorth America 306 m

Surface area

192,79km²

Avg depth

3,2m

Volume

610km³

Shoreline

939,7km

Administrative coverage

Parent watershed

hybas-70803340801589 km² · upstream 13508 km²

3 dept-equivalent regions (GADM L2)

  • Témiscamingue
    Québec · Canada
    88.63 km²
    45.8% of lake
  • Vallée-de-l'Or
    Québec · Canada
    72.30 km²
    37.4% of lake
  • Rouyn-Noranda
    Québec · Canada
    32.41 km²
    16.8% of lake

10 intersecting protected areas

1 more protected areas

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

Species present

88 distinct species · 526 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

526 obs · 3 cellules
Obs. / cellule
≥ 239
239–238
239–238
183–238
< 183

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

Ecological tissue

Sample of 29 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 Preissac : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 54 interactions GloBI sur 2 types (connectance 13.3%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
54
Connectance
0.133
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

192,79km²

Avg depth

3,2m

Volume

610,000km³

Watershed

12 585km²

Shoreline

939,7km

Shore dev. idx

19,09

Residence time

37days

Elevation

306m

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