Commune · CAN
Duncan
Canada
Species observed
1 153
Observations
79 183
Area
2,1km²
Ecological tissue
Sample of 31 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).
Indicateurs du tissu écologique
Tissu écologique de Duncan : 20 espèces reliées par 80 interactions GloBI sur 4 types (connectance 15.2%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 153 distinct species · 79 183 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,9°C
Annual rain
1 359mm
Warmest m°
25,6°C
Coldest m°
0,4°C
Elevation: 16 m on average (min 10 m, max 53 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
1,3km
Basins crossed
1
Max stream order
4
Max drainage
1 247km²
Discharge in basins
0,1m³/s
Mean precip.
1 736mm/an
Mean T°
7,7°C
Moisture idx
0,57
Max snow
28%
Mean runoff
1 567mm/an
Mean elev. (basins)
443m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
15hab/km²
Night light
29,0nW
Built-up
1 270,0%
Pesticides
8,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)