Lac-Morrisson Rare Forest Ecosystem
IUCN IIIRare forest ecosystem · 2003
1 km²
Commune · CAN
Pohénégamook
Canada
DfbCold, no dry season, warm summer(100 %)
Species observed
622
Observations
15 368
Area
350,6km²
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 Pohénégamook : 20 espèces reliées par 71 interactions GloBI sur 4 types (connectance 14.3%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
32
Interactions affichées
71
Connectance
0.143
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
622 distinct species · 15 368 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
3,1°C
Annual rain
1 173mm
Warmest m°
22,0°C
Coldest m°
-17,5°C
Elevation: 376 m on average (min 198 m, max 592 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
3,1°C
Annual rain
1 173mm
Warmest month
22,0°C
Coldest month
-17,5°C
Mean alt.
376m
Min
198m
Max
592m
Std. dev.
85m
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
4,8
Org. C
85,6g/kg
Clay
19,5%
Sand
42,0%
Silt
38,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Témiscouata
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
4,6
Org. C
122,4g/kg
Clay
20,1%
Sand
39,9%
Silt
40,1%
5–15 cm
pH H₂O
4,8
Org. C
86,8g/kg
Clay
19,7%
Sand
41,5%
Silt
38,7%
15–30 cm
pH H₂O
5,0
Org. C
47,6g/kg
Clay
18,9%
Sand
44,5%
Silt
36,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest74.2%
Crops5.5%
Built-up0.1%
Bare soil0.4%
Other (grassland, water…)19.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 5 lakes · 10 rivers
Hydrology metrics for this exact territory
Stream length here
88,3km
Lake surface here
9,49km²
Basins crossed
2
Max stream order
4
Max drainage
1 405km²
Discharge in basins
6,8m³/s
Mean precip.
1 016mm/an
Mean T°
2,3°C
Moisture idx
0,29
Max snow
46%
Mean runoff
626mm/an
Mean elev. (basins)
348m
Watersheds crossing here
Lakes (5, top by area)
Rivers / streams (10, ord ≥ 4)
- Rivière Saint-Françoisord 5len here26.00 km20%total130 km
- Rivière Boucanéeord 3len here13.81 km79%total17 km
- Ruisseau Providenceord 1len here13.12 km100%total13 km
- Ruisseau du Chat Sauvageord 2len here10.76 km72%total15 km
- Ruisseau des Cèdresord 3len here7.47 km42%total18 km
- Rivière Bleue Sud-Ouestord 3len here6.21 km58%total11 km
- Petite rivière Bleueord 3len here4.33 km9%total46 km
- Rivière Rocheuseord 3len here3.28 km16%total20 km
- Ruisseau Armstrongord 2len here2.15 km16%total13 km
- Ruisseau des Cascadesord 1len here1.17 km29%total4 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,4nW
Built-up
11,7%
Pesticides
2,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN III · 1IUCN IV · 1
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization · 2024
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN