Ontologia

Commune · CAN

Cowichan Valley H

Canada

CsbTemperate, dry summer, warm summer(100 %)

Species observed

2 505

Observations

87 584

Area

83,6km²

Ecological tissue

Sample of 44 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 Cowichan Valley H : 35 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 85 interactions GloBI sur 4 types (connectance 9.0%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
44
Interactions affichées
85
Connectance
0.090
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

2 505 distinct species · 87 584 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

87 584 obs · 8 cellules
Obs. / cellule
≥ 28 620
28 620–28 619
21 969–28 619
9 737–21 968
< 9 737

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

Climate

Mean T°

9,8°C

Annual rain

1 589mm

Warmest m°

24,0°C

Coldest m°

-0,4°C

Elevation: 206 m on average (min -38 m, max 663 m)

Bioclimatic detailsExpert
Annual mean temp.
9,8°C
Annual rain
1 589mm
Warmest month
24,0°C
Coldest month
-0,4°C
Mean alt.
206m
Min
-38m
Max
663m
Std. dev.
167m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(100 %)Temperate

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

Soil & lithology

pH H₂O

5,5

Org. C

47,2g/kg

Clay

18,1%

Sand

40,9%

Silt

41,1%

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

Dominant lithology: smGLiMaggregated to Cowichan Valley

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
69,7g/kg
Clay
18,6%
Sand
39,6%
Silt
41,9%
5–15 cm
pH H₂O
5,5
Org. C
45,6g/kg
Clay
18,9%
Sand
40,3%
Silt
40,7%
15–30 cm
pH H₂O
5,6
Org. C
26,4g/kg
Clay
16,8%
Sand
42,6%
Silt
40,5%

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

Land cover

Forest77.1%
Crops1.1%
Built-up0.3%
Bare soil0.9%
Other (grassland, water…)20.5%

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

Hydrology2 basins · 1 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

28,5km

Lake surface here

0,39km²

Basins crossed

2

Max stream order

2

Max drainage

1 246km²

Discharge in basins

1,3m³/s

Mean precip.

1 509mm/an

Mean T°

7,8°C

Moisture idx

0,49

Max snow

32%

Mean runoff

1 354mm/an

Mean elev. (basins)

441m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,8nW

Built-up

31,4%

Pesticides

1,2kg/km²

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

Protected areas2

IUCN Ia · 2

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