Ontologia

Commune · CAN

Alliance

Canada

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

Species observed

171

Observations

588

Area

0,6km²

Ecological tissue

Sample of 32 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 Alliance : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 87 interactions GloBI sur 6 types (connectance 17.5%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
87
Connectance
0.175
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

171 distinct species · 588 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

588 obs · 1 cellules
Obs. / cellule
≥ 588
588–587
588–587
588–587
< 588

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

Climate

Mean T°

3,4°C

Annual rain

415mm

Warmest m°

23,7°C

Coldest m°

-15,3°C

Elevation: 714 m on average (min 697 m, max 717 m)

Bioclimatic detailsExpert
Annual mean temp.
3,4°C
Annual rain
415mm
Warmest month
23,7°C
Coldest month
-15,3°C
Mean alt.
714m
Min
697m
Max
717m
Std. dev.
4m
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

6,8

Org. C

33,3g/kg

Clay

28,2%

Sand

42,0%

Silt

29,8%

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

Dominant lithology: ssGLiMaggregated to Division No. 7

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
48,5g/kg
Clay
27,3%
Sand
41,9%
Silt
30,9%
5–15 cm
pH H₂O
6,8
Org. C
33,0g/kg
Clay
27,6%
Sand
43,2%
Silt
29,2%
15–30 cm
pH H₂O
6,8
Org. C
18,4g/kg
Clay
29,8%
Sand
40,9%
Silt
29,2%

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

Land cover

Forest11.7%
Crops17.7%
Built-up4.9%
Bare soil1.2%
Other (grassland, water…)64.5%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

10 281km²

Discharge in basins

0,1m³/s

Mean precip.

422mm/an

Mean T°

2,5°C

Moisture idx

-0,43

Max snow

28%

Mean runoff

16mm/an

Mean elev. (basins)

706m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

3,3nW

Built-up

488,8%

Pesticides

16,3kg/km²

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