Marais-du-Nord Nature Reserve
IUCN IIRecognized nature reserve · 2002
1 km²
Commune · CAN
Lac-Saint-Charles
Canada
DfbCold, no dry season, warm summer(100 %)
Species observed
2 396
Observations
349 952
Area
37,7km²
Ecological tissue
Sample of 35 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-Saint-Charles : 26 espèces reliées par 77 interactions GloBI sur 4 types (connectance 12.9%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
77
Connectance
0.129
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
2 396 distinct species · 349 952 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
4,2°C
Annual rain
1 445mm
Warmest m°
23,3°C
Coldest m°
-16,9°C
Elevation: 196 m on average (min 151 m, max 294 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
4,2°C
Annual rain
1 445mm
Warmest month
23,3°C
Coldest month
-16,9°C
Mean alt.
196m
Min
151m
Max
294m
Std. dev.
40m
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
5,1
Org. C
71,0g/kg
Clay
13,3%
Sand
60,5%
Silt
26,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Communauté-Urbaine-de-Québec
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,0
Org. C
97,4g/kg
Clay
13,5%
Sand
60,4%
Silt
26,1%
5–15 cm
pH H₂O
5,1
Org. C
79,7g/kg
Clay
13,6%
Sand
59,8%
Silt
26,7%
15–30 cm
pH H₂O
5,2
Org. C
36,0g/kg
Clay
12,8%
Sand
61,4%
Silt
25,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest62.1%
Crops2.0%
Built-up2.1%
Bare soil2.7%
Other (grassland, water…)31.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 2 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
12,5km
Lake surface here
3,23km²
Basins crossed
1
Max stream order
3
Max drainage
537km²
Discharge in basins
0,1m³/s
Mean precip.
1 159mm/an
Mean T°
3,7°C
Moisture idx
0,37
Max snow
39%
Mean runoff
885mm/an
Mean elev. (basins)
239m
Watersheds crossing here
Lakes (2, top by area)
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
3,9nW
Built-up
208,0%
Pesticides
28,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN II · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN