Ontologia

Commune · CAN

Rivière-Mistassini

Canada

DfbCold, no dry season, warm summer(55 %)

Species observed

652

Observations

24 697

Area

18 936km²

Ecological tissue

Sample of 33 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-Mistassini : 17 espèces reliées par 119 interactions GloBI sur 3 types (connectance 20.0%, filtre Serrano α=0.2). 18 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
119
Connectance
0.200
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

652 distinct species · 24 697 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

24 697 obs · 263 cellules
Obs. / cellule
≥ 1 247
171–1 246
63–170
8–62
< 8

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

Climate

Mean T°

0,3°C

Annual rain

1 167mm

Warmest m°

20,9°C

Coldest m°

-22,5°C

Elevation: 434 m on average (min 186 m, max 681 m)

Bioclimatic detailsExpert
Annual mean temp.
0,3°C
Annual rain
1 167mm
Warmest month
20,9°C
Coldest month
-22,5°C
Mean alt.
434m
Min
186m
Max
681m
Std. dev.
93m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(55 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,3

Org. C

44,1g/kg

Clay

19,2%

Sand

45,5%

Silt

35,3%

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

Dominant lithology: mtGLiMaggregated to Maria-Chapdelaine

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
53,4g/kg
Clay
18,6%
Sand
45,2%
Silt
36,2%
5–15 cm
pH H₂O
5,3
Org. C
48,8g/kg
Clay
19,7%
Sand
45,5%
Silt
34,9%
15–30 cm
pH H₂O
5,4
Org. C
30,1g/kg
Clay
19,3%
Sand
45,9%
Silt
34,8%

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

Land cover

Forest60.4%
Crops0.1%
Built-up0.0%
Bare soil1.4%
Other (grassland, water…)38.1%

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

Hydrology31 basins · 50 lakes · 53 rivers

Hydrology metrics for this exact territory

Stream length here

3 099,9km

Lake surface here

323,40km²

Basins crossed

31

Max stream order

6

Max drainage

14 644km²

Discharge in basins

1 059,0m³/s

Mean precip.

932mm/an

Mean T°

-0,5°C

Moisture idx

0,33

Max snow

59%

Mean runoff

584mm/an

Mean elev. (basins)

428m

Watersheds crossing here

22 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (53, ord ≥ 4)

41 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

0,0%

Pesticides

3,0kg/km²

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

Protected areas98

IUCN IV · 93IUCN II · 4IUCN VI · 1
Complete list

+ 38 protected areas (top 60 shown)

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