Proposed Samuel-De Champlain Biodiversity Reserve
IUCN IIProposed biodiversity reserve · 2009
5 km²
Commune · CAN
Canada
Species observed
1 532
Observations
221 262
Area
72,3km²
Sample of 71 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).
Tissu écologique de Henryville : 34 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 255 interactions GloBI sur 5 types (connectance 8.1%, filtre Serrano α=0.2). 46 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
1 532 distinct species · 221 262 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
7,3°C
Annual rain
1 056mm
Warmest m°
25,5°C
Coldest m°
-12,8°C
Elevation: 34 m on average (min 27 m, max 42 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
pH H₂O
5,8
Org. C
60,8g/kg
Clay
26,5%
Sand
32,5%
Silt
40,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Le Haut-Richelieu
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology metrics for this exact territory
Stream length here
27,5km
Lake surface here
3,34km²
Basins crossed
2
Max stream order
6
Max drainage
21 914km²
Discharge in basins
30,8m³/s
Mean precip.
948mm/an
Mean T°
6,4°C
Moisture idx
0,10
Max snow
26%
Mean runoff
647mm/an
Mean elev. (basins)
60m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Pop. density
0hab/km²
Night light
0,9nW
Built-up
37,9%
Pesticides
39,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Proposed biodiversity reserve · 2009
5 km²
Natural Area Under Private Stewardship · 2005
1 km²
Ecological reserve · 1987
1 km²
National Historic Site · 2023
1 km²
Ownership by Environmental Non-Governmental Organization · 2024
0 km²
Ownership by Environmental Non-Governmental Organization · 2024
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN