Ontologia

Commune · CAN

Alexander 134

Canada

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

Species observed

389

Observations

4 041

Area

74,1km²

Ecological tissue

Sample of 27 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 Alexander 134 : 21 espèces + 6 bulles famille, 34 interactions GloBI documentées sur 3 types (connectance 9.7%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
27
Interactions affichées
34
Connectance
0.097
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

389 distinct species · 4 041 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 041 obs · 7 cellules
Obs. / cellule
≥ 1 701
1 701–1 700
467–1 700
344–466
< 344

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

Climate

Mean T°

3,0°C

Annual rain

447mm

Warmest m°

22,5°C

Coldest m°

-15,4°C

Elevation: 695 m on average (min 676 m, max 720 m)

Bioclimatic detailsExpert
Annual mean temp.
3,0°C
Annual rain
447mm
Warmest month
22,5°C
Coldest month
-15,4°C
Mean alt.
695m
Min
676m
Max
720m
Std. dev.
8m
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

6,4

Org. C

31,7g/kg

Clay

20,8%

Sand

41,4%

Silt

37,7%

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

Dominant lithology: ssGLiMaggregated to Division No. 11

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
54,0g/kg
Clay
19,3%
Sand
42,3%
Silt
38,4%
5–15 cm
pH H₂O
6,4
Org. C
26,5g/kg
Clay
20,4%
Sand
41,7%
Silt
37,9%
15–30 cm
pH H₂O
6,4
Org. C
14,4g/kg
Clay
22,7%
Sand
40,4%
Silt
36,9%

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

Land cover

Forest30.2%
Crops35.1%
Built-up0.1%
Bare soil0.9%
Other (grassland, water…)33.7%

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

Hydrology2 basins · 6 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

4,72km²

Basins crossed

2

Max drainage

1 416km²

Discharge in basins

0,2m³/s

Mean precip.

489mm/an

Mean T°

2,5°C

Moisture idx

-0,31

Max snow

36%

Mean runoff

51mm/an

Mean elev. (basins)

701m

Watersheds crossing here

Lakes (6, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

6,0%

Pesticides

18,5kg/km²

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