Proposed Mont-Sainte-Marie Biodiversity Reserve
IUCN IIProposed biodiversity reserve · 2008
134 km²
Commune · CAN
Denholm
Canada
DfbCold, no dry season, warm summer(100 %)
Species observed
966
Observations
10 871
Area
202,3km²
Ecological tissue
Sample of 32 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 Denholm : 23 espèces + 9 bulles famille, 47 interactions GloBI documentées sur 3 types (connectance 9.5%, filtre Serrano α=0.2). Les 9 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
32
Interactions affichées
47
Connectance
0.095
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
966 distinct species · 10 871 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
4,8°C
Annual rain
1 124mm
Warmest m°
23,3°C
Coldest m°
-15,3°C
Elevation: 285 m on average (min 121 m, max 427 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
4,8°C
Annual rain
1 124mm
Warmest month
23,3°C
Coldest month
-15,3°C
Mean alt.
285m
Min
121m
Max
427m
Std. dev.
76m
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
5,4
Org. C
66,6g/kg
Clay
21,7%
Sand
39,2%
Silt
39,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to La Vallée-de-la-Gatineau
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,2
Org. C
116,0g/kg
Clay
21,3%
Sand
39,2%
Silt
39,5%
5–15 cm
pH H₂O
5,4
Org. C
53,7g/kg
Clay
21,7%
Sand
38,9%
Silt
39,4%
15–30 cm
pH H₂O
5,5
Org. C
30,0g/kg
Clay
22,2%
Sand
39,4%
Silt
38,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest78.8%
Crops1.4%
Built-up0.0%
Bare soil2.0%
Other (grassland, water…)17.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 34 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
49,3km
Lake surface here
18,31km²
Basins crossed
3
Max stream order
6
Max drainage
23 389km²
Discharge in basins
60,8m³/s
Mean precip.
921mm/an
Mean T°
4,4°C
Moisture idx
0,15
Max snow
36%
Mean runoff
427mm/an
Mean elev. (basins)
233m
Watersheds crossing here
Lakes (34, top by area)
- Lac du Moulinarea20,9 km²avg depth28.7 m
- Lac Saint-Germainarea2 km²avg depth11.1 m
- Lac Samarea1,7 km²avg depth19.7 m
- Lac à la Truitearea1,6 km²avg depth16.9 m
- Lac Saint-Charlesarea1,6 km²avg depth13.4 m
- Lac 1033871area0,9 km²avg depth8.7 m
- Lac 1033738area0,7 km²avg depth8.4 m
- Lac 1033805area0,6 km²avg depth8.9 m
- Lac 1034063area0,6 km²avg depth7.5 m
25 more lakes
- Lac 1034199area0,5 km²avg depth8.2 m
- Lac 1033739area0,4 km²avg depth6.8 m
- Lac 1034488area0,4 km²avg depth5.7 m
- Lac 1034109area0,3 km²avg depth5.6 m
- Lac 1034698area0,3 km²avg depth6.6 m
- Lac 1034748area0,3 km²avg depth6.4 m
- Lac 1034068area0,3 km²avg depth6.5 m
- Lac 1033853area0,3 km²avg depth6.7 m
- Lac 1034110area0,2 km²avg depth6.2 m
- Lac 1033986area0,2 km²avg depth7.2 m
- Lac 1033954area0,2 km²avg depth6.0 m
- Lac 1033550area0,2 km²avg depth6.3 m
- Lac 1034569area0,2 km²avg depth6.0 m
- Lac 1034319area0,2 km²avg depth3.4 m
- Lac 1033579area0,2 km²avg depth5.8 m
- Lac 1034248area0,2 km²avg depth2.5 m
- Lac 1033575area0,1 km²avg depth4.8 m
- Lac 1034266area0,1 km²avg depth3.9 m
- Lac 1034613area0,1 km²avg depth5.0 m
- Lac 1034614area0,1 km²avg depth3.9 m
- Lac 1034626area0,1 km²avg depth5.1 m
- Lac 1033967area0,1 km²avg depth6.8 m
- Lac 1033820area0,1 km²avg depth7.4 m
- Lac 1033629area0,1 km²avg depth4.6 m
- Lac 1034060area0,1 km²avg depth6.4 m
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
3,2%
Pesticides
4,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas7
IUCN IV · 4IUCN II · 1IUCN Not Reported · 1IUCN Ia · 1
Mont-Sainte-Marie Land set aside
IUCN Not ReportedLand set aside · 2022
76 km²
Lac Heney White-Tailed Deer Yard
IUCN IVWhite-tailed deer yard · 2005
19 km²
André-Michaux Ecological Reserve
IUCN IaEcological reserve · 1993
4 km²
lac Saint-Charles White-Tailed Deer Yard
IUCN IVWhite-tailed deer yard · 2005
4 km²
07251R024 Biological Refuge
IUCN IVBiological refuge · 2012
1 km²
Complete list7 protected areas
- Proposed Mont-Sainte-Marie Biodiversity ReserveProposed biodiversity reserveIUCN II2008134 km²
- Mont-Sainte-Marie Land set asideLand set asideIUCN Not Reported202276 km²
- Lac Heney White-Tailed Deer YardWhite-tailed deer yardIUCN IV200519 km²
- André-Michaux Ecological ReserveEcological reserveIUCN Ia19934 km²
- lac Saint-Charles White-Tailed Deer YardWhite-tailed deer yardIUCN IV20054 km²
- 07251R024 Biological RefugeBiological refugeIUCN IV20121 km²
- 07251R006 Biological RefugeBiological refugeIUCN IV20121 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN