Lac-Breeches (Sec. Deux) Nature Reserve
IUCN Not ReportedRecognized nature reserve · 2012
1 km²
Commune · CAN
Saints-Martyrs-Canadiens
Canada
DfbCold, no dry season, warm summer(100 %)
Species observed
508
Observations
1 808
Area
119km²
Ecological tissue
Sample of 42 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 Saints-Martyrs-Canadiens : 40 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 2 bulles famille, 39 interactions GloBI documentées sur 4 types (connectance 4.5%, filtre Serrano α=0.2). Les 2 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
42
Interactions affichées
39
Connectance
0.045
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
508 distinct species · 1 808 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
4,6°C
Annual rain
1 443mm
Warmest m°
22,7°C
Coldest m°
-16,0°C
Elevation: 369 m on average (min 297 m, max 518 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
4,6°C
Annual rain
1 443mm
Warmest month
22,7°C
Coldest month
-16,0°C
Mean alt.
369m
Min
297m
Max
518m
Std. dev.
33m
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
4,6
Org. C
93,6g/kg
Clay
13,6%
Sand
46,4%
Silt
39,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Arthabaska
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
4,5
Org. C
155,5g/kg
Clay
13,8%
Sand
46,0%
Silt
40,2%
5–15 cm
pH H₂O
4,6
Org. C
85,7g/kg
Clay
13,9%
Sand
45,9%
Silt
40,2%
15–30 cm
pH H₂O
4,8
Org. C
39,5g/kg
Clay
13,2%
Sand
47,3%
Silt
39,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest79.6%
Crops3.2%
Built-up0.0%
Bare soil0.2%
Other (grassland, water…)17.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 6 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
21,3km
Lake surface here
7,48km²
Basins crossed
3
Max stream order
2
Max drainage
2 690km²
Discharge in basins
2,8m³/s
Mean precip.
1 051mm/an
Mean T°
4,0°C
Moisture idx
0,28
Max snow
41%
Mean runoff
744mm/an
Mean elev. (basins)
295m
Watersheds crossing here
Lakes (6, top by area)
Rivers / streams (6, ord ≥ 4)
- Ruisseau de l'Aunièreord 1len here6.22 km100%total6 km
- Rivière Coulombeord 5len here5.86 km46%total13 km
- Rivière Coulombe Nordord 2len here4.40 km31%total14 km
- Rivière Nicoletord 5len here3.14 km4%total81 km
- Rivière des Vasesord 3len here1.43 km23%total6 km
- Rivière au Canardord 5len here0.30 km2%total17 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
2,5%
Pesticides
9,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN