Ontologia

Commune · CAN

Welland

Canada

DfaCold, no dry season, hot summer(93 %)

Species observed

1 002

Observations

52 580

Area

84,1km²

Ecological tissue

Sample of 37 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 Welland : 28 espèces reliées par 85 interactions GloBI sur 3 types (connectance 12.8%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
85
Connectance
0.128
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

1 002 distinct species · 52 580 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

52 580 obs · 2 cellules
Obs. / cellule
≥ 46 121
46 121–46 120
46 121–46 120
46 121–46 120
< 46 121

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

Climate

Mean T°

9,2°C

Annual rain

1 051mm

Warmest m°

25,3°C

Coldest m°

-6,7°C

Elevation: 181 m on average (min 175 m, max 197 m)

Bioclimatic detailsExpert
Annual mean temp.
9,2°C
Annual rain
1 051mm
Warmest month
25,3°C
Coldest month
-6,7°C
Mean alt.
181m
Min
175m
Max
197m
Std. dev.
3m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(93 %)Cold

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

Soil & lithology

pH H₂O

6,6

Org. C

35,6g/kg

Clay

25,5%

Sand

30,3%

Silt

44,3%

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

Dominant lithology: smGLiMaggregated to Niagara

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
56,8g/kg
Clay
25,0%
Sand
30,6%
Silt
44,4%
5–15 cm
pH H₂O
6,6
Org. C
33,2g/kg
Clay
25,7%
Sand
30,1%
Silt
44,2%
15–30 cm
pH H₂O
6,7
Org. C
16,8g/kg
Clay
25,6%
Sand
30,1%
Silt
44,4%

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

Land cover

Forest25.9%
Crops9.2%
Built-up5.7%
Bare soil1.7%
Other (grassland, water…)57.6%

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

Hydrology2 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

24,3km

Basins crossed

2

Max stream order

3

Max drainage

682 646km²

Discharge in basins

132,0m³/s

Mean precip.

869mm/an

Mean T°

8,5°C

Moisture idx

0,01

Max snow

15%

Mean runoff

264mm/an

Mean elev. (basins)

131m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

9,9nW

Built-up

566,5%

Pesticides

41,6kg/km²

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