Ontologia

Commune · CAN

Rivière-à-Pierre

Canada

DfbCold, no dry season, warm summer(100 %)

Species observed

436

Observations

13 098

Area

544,8km²

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 Rivière-à-Pierre : 23 espèces + 8 bulles famille, 50 interactions GloBI documentées sur 3 types (connectance 10.8%, filtre Serrano α=0.2). Les 8 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
31
Interactions affichées
50
Connectance
0.107
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

436 distinct species · 13 098 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

13 098 obs · 13 cellules
Obs. / cellule
≥ 6 196
2 063–6 195
1 225–2 062
366–1 224
< 366

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

3,5°C

Annual rain

1 332mm

Warmest m°

22,7°C

Coldest m°

-18,0°C

Elevation: 316 m on average (min 186 m, max 489 m)

Bioclimatic detailsExpert
Annual mean temp.
3,5°C
Annual rain
1 332mm
Warmest month
22,7°C
Coldest month
-18,0°C
Mean alt.
316m
Min
186m
Max
489m
Std. dev.
66m
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

5,0

Org. C

79,1g/kg

Clay

11,8%

Sand

60,3%

Silt

27,9%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: mtGLiMaggregated to Portneuf

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,8
Org. C
114,4g/kg
Clay
12,0%
Sand
59,8%
Silt
28,1%
5–15 cm
pH H₂O
5,0
Org. C
84,9g/kg
Clay
12,1%
Sand
59,8%
Silt
28,1%
15–30 cm
pH H₂O
5,1
Org. C
38,0g/kg
Clay
11,3%
Sand
61,3%
Silt
27,4%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest84.8%
Crops0.6%
Built-up0.0%
Bare soil1.2%
Other (grassland, water…)13.3%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology5 basins · 45 lakes · 11 rivers

Hydrology metrics for this exact territory

Stream length here

147,8km

Lake surface here

12,20km²

Basins crossed

5

Max stream order

5

Max drainage

3 970km²

Discharge in basins

60,0m³/s

Mean precip.

1 112mm/an

Mean T°

3,1°C

Moisture idx

0,34

Max snow

47%

Mean runoff

735mm/an

Mean elev. (basins)

335m

Watersheds crossing here

Lakes (45, top by area)

36 more lakes

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

2,9%

Pesticides

0,7kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas5

IUCN IV · 4IUCN III · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN