Ontologia

Commune · CAN

Duhamel

Canada

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

Species observed

693

Observations

49 879

Area

480,9km²

Ecological tissue

Sample of 73 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 Duhamel : 31 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 245 interactions GloBI sur 6 types (connectance 7.6%, filtre Serrano α=0.2). 50 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
81
Interactions affichées
245
Connectance
0.076
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

693 distinct species · 49 879 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

49 879 obs · 22 cellules
Obs. / cellule
≥ 36 015
3 051–36 014
397–3 050
302–396
< 302

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

Climate

Mean T°

4,6°C

Annual rain

1 136mm

Warmest m°

23,3°C

Coldest m°

-16,0°C

Elevation: 286 m on average (min 197 m, max 369 m)

Bioclimatic detailsExpert
Annual mean temp.
4,6°C
Annual rain
1 136mm
Warmest month
23,3°C
Coldest month
-16,0°C
Mean alt.
286m
Min
197m
Max
369m
Std. dev.
38m
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

5,2

Org. C

69,2g/kg

Clay

17,8%

Sand

41,1%

Silt

41,1%

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

Dominant lithology: mtGLiMaggregated to Papineau

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,1
Org. C
112,3g/kg
Clay
17,6%
Sand
40,7%
Silt
41,7%
5–15 cm
pH H₂O
5,3
Org. C
62,4g/kg
Clay
17,6%
Sand
40,7%
Silt
41,6%
15–30 cm
pH H₂O
5,3
Org. C
32,8g/kg
Clay
18,0%
Sand
41,8%
Silt
40,2%

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

Land cover

Forest84.9%
Crops0.1%
Built-up0.0%
Bare soil0.8%
Other (grassland, water…)14.1%

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

Hydrology2 basins · 47 lakes · 14 rivers

Hydrology metrics for this exact territory

Stream length here

111,7km

Lake surface here

44,66km²

Basins crossed

2

Max stream order

4

Max drainage

2 237km²

Discharge in basins

7,1m³/s

Mean precip.

973mm/an

Mean T°

3,9°C

Moisture idx

0,23

Max snow

39%

Mean runoff

478mm/an

Mean elev. (basins)

295m

Lakes (47, top by area)

38 more lakes

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

2,3%

Pesticides

0,7kg/km²

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

Protected areas8

IUCN IV · 7IUCN III · 1
Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN