Rolland-Germain Ecological Reserve
IUCN IaEcological reserve · 1991
14 km²
Commune · CAN
Lytton
Canada
DfbCold, no dry season, warm summer(100 %)
Species observed
232
Observations
1 991
Area
199km²
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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Lytton : 17 espèces reliées par 92 interactions GloBI sur 3 types (connectance 16.4%, filtre Serrano α=0.2). 17 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
34
Interactions affichées
92
Connectance
0.164
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
232 distinct species · 1 991 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
4,2°C
Annual rain
1 029mm
Warmest m°
23,4°C
Coldest m°
-16,6°C
Elevation: 243 m on average (min 194 m, max 321 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
4,2°C
Annual rain
1 029mm
Warmest month
23,4°C
Coldest month
-16,6°C
Mean alt.
243m
Min
194m
Max
321m
Std. dev.
30m
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
49,8g/kg
Clay
25,6%
Sand
33,2%
Silt
41,2%
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
5,3
Org. C
78,7g/kg
Clay
24,3%
Sand
33,7%
Silt
41,9%
5–15 cm
pH H₂O
5,3
Org. C
45,7g/kg
Clay
25,9%
Sand
32,8%
Silt
41,3%
15–30 cm
pH H₂O
5,4
Org. C
25,0g/kg
Clay
26,6%
Sand
33,1%
Silt
40,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest82.2%
Crops0.5%
Built-up0.0%
Bare soil1.2%
Other (grassland, water…)16.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology4 basins · 12 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
54,1km
Lake surface here
13,44km²
Basins crossed
4
Max stream order
4
Max drainage
16 324km²
Discharge in basins
19,9m³/s
Mean precip.
929mm/an
Mean T°
3,1°C
Moisture idx
0,17
Max snow
40%
Mean runoff
437mm/an
Mean elev. (basins)
264m
Watersheds crossing here
Lakes (12, top by area)
- Baskatongarea281,1 km²avg depth10.8 m
- Lac Desrivièresarea8,8 km²avg depth15.1 m
- Lac Lyttonarea2,5 km²avg depth9.5 m
- Lac 1025398area0,8 km²avg depth7.0 m
- Lac 1025276area0,4 km²avg depth3.9 m
- Lac 1025641area0,3 km²avg depth6.5 m
- Lac 1024858area0,3 km²avg depth5.7 m
- Lac 1024379area0,2 km²avg depth4.1 m
- Lac 1025048area0,2 km²avg depth4.2 m
Rivers / streams (4, 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
3,7%
Pesticides
1,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN IV · 2IUCN Ia · 1IUCN VI · 1
Ruisseau Germain (Lac Ruy) Habitat Of A Threatened Or Vulnerable Wildlife Species
IUCN VIHabitat of a threatened or vulnerable wildlife species · 2015
2 km²
07351R017 Biological Refuge
IUCN IVBiological refuge · 2012
1 km²
07351R018 Biological Refuge
IUCN IVBiological refuge · 2012
1 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN