Ontologia

Commune · CAN

Lac-Mégantic

Canada

DfbCold, no dry season, warm summer(100 %)

Species observed

697

Observations

10 206

Area

23,9km²

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 Lac-Mégantic : 32 espèces + 6 bulles famille, 50 interactions GloBI documentées sur 3 types (connectance 7.1%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
38
Interactions affichées
50
Connectance
0.071
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

697 distinct species · 10 206 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

10 206 obs · 5 cellules
Obs. / cellule
≥ 7 333
7 333–7 332
1 496–7 332
617–1 495
< 617

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

Climate

Mean T°

4,3°C

Annual rain

1 241mm

Warmest m°

22,5°C

Coldest m°

-16,0°C

Elevation: 428 m on average (min 393 m, max 467 m)

Bioclimatic detailsExpert
Annual mean temp.
4,3°C
Annual rain
1 241mm
Warmest month
22,5°C
Coldest month
-16,0°C
Mean alt.
428m
Min
393m
Max
467m
Std. dev.
22m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

4,5

Org. C

75,0g/kg

Clay

14,3%

Sand

44,1%

Silt

41,7%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: ssGLiMaggregated to Le Granit

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,3
Org. C
129,5g/kg
Clay
14,5%
Sand
43,7%
Silt
41,8%
5–15 cm
pH H₂O
4,4
Org. C
65,8g/kg
Clay
14,7%
Sand
43,2%
Silt
42,1%
15–30 cm
pH H₂O
4,7
Org. C
29,7g/kg
Clay
13,5%
Sand
45,3%
Silt
41,1%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest43.9%
Crops8.0%
Built-up2.7%
Bare soil1.1%
Other (grassland, water…)44.3%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology1 basins · 1 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

4,6km

Lake surface here

3,31km²

Basins crossed

1

Max stream order

4

Max drainage

2 159km²

Discharge in basins

0,5m³/s

Mean precip.

1 000mm/an

Mean T°

3,3°C

Moisture idx

0,26

Max snow

40%

Mean runoff

697mm/an

Mean elev. (basins)

464m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (1, ord ≥ 4)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

2hab/km²

Night light

5,9nW

Built-up

274,1%

Pesticides

2,1kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)