Ontologia

Commune · CAN

Bulkley-Nechako C

Canada

DfcCold, no dry season, cold summer(74 %)

Species observed

1 647

Observations

22 684

Area

27 224,2km²

Ecological tissue

Sample of 39 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 Bulkley-Nechako C : 28 espèces reliées par 103 interactions GloBI sur 5 types (connectance 13.2%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
103
Connectance
0.132
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

1 647 distinct species · 22 684 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

22 684 obs · 441 cellules
Obs. / cellule
≥ 805
104–804
15–103
5–14
< 5

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

Climate

Mean T°

1,3°C

Annual rain

876mm

Warmest m°

18,4°C

Coldest m°

-14,7°C

Elevation: 1 066 m on average (min 679 m, max 1 964 m)

Bioclimatic detailsExpert
Annual mean temp.
1,3°C
Annual rain
876mm
Warmest month
18,4°C
Coldest month
-14,7°C
Mean alt.
1 066m
Min
679m
Max
1 964m
Std. dev.
256m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(74 %)Cold

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

Soil & lithology

pH H₂O

5,8

Org. C

28,3g/kg

Clay

20,6%

Sand

38,9%

Silt

40,4%

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

Dominant lithology: viGLiMaggregated to Bulkley-Nechako

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
40,9g/kg
Clay
19,3%
Sand
38,6%
Silt
42,1%
5–15 cm
pH H₂O
5,8
Org. C
28,0g/kg
Clay
20,4%
Sand
39,4%
Silt
40,2%
15–30 cm
pH H₂O
6,0
Org. C
16,1g/kg
Clay
22,2%
Sand
38,8%
Silt
39,0%

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

Land cover

Forest75.7%
Crops0.0%
Built-up0.0%
Bare soil1.2%
Other (grassland, water…)23.0%

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

Hydrology54 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

4 086,9km

Lake surface here

1 381,29km²

Basins crossed

54

Max stream order

5

Max drainage

24 391km²

Discharge in basins

1 215,8m³/s

Mean precip.

515mm/an

Mean T°

0,5°C

Moisture idx

-0,16

Max snow

64%

Mean runoff

401mm/an

Mean elev. (basins)

1 066m

Watersheds crossing here

45 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (100, ord ≥ 4)

88 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

0,1%

Pesticides

2,2kg/km²

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

Protected areas24

IUCN II · 16IUCN IV · 3IUCN Not Applicable · 2IUCN Not Reported · 2IUCN Ia · 1🌊 Marine · 2
Complete list

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