Ontologia

Commune · CAN

Longueuil

Canada

DfbCold, no dry season, warm summer(91 %)

Species observed

2 007

Observations

129 314

Area

32,4km²

Ecological tissue

Sample of 47 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 Longueuil : 30 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 138 interactions GloBI sur 4 types (connectance 12.2%, filtre Serrano α=0.2). 18 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
48
Interactions affichées
138
Connectance
0.122
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

2 007 distinct species · 129 314 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

129 314 obs · 1 cellules
Obs. / cellule
≥ 129 314
129 314–129 313
129 314–129 313
129 314–129 313
< 129 314

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

Climate

Mean T°

6,8°C

Annual rain

1 044mm

Warmest m°

25,7°C

Coldest m°

-14,2°C

Elevation: 27 m on average (min 12 m, max 32 m)

Bioclimatic detailsExpert
Annual mean temp.
6,8°C
Annual rain
1 044mm
Warmest month
25,7°C
Coldest month
-14,2°C
Mean alt.
27m
Min
12m
Max
32m
Std. dev.
4m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(91 %)Cold

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

60,5g/kg

Clay

19,6%

Sand

44,9%

Silt

35,5%

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

Dominant lithology: pbGLiMaggregated to Champlain

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
72,6g/kg
Clay
18,7%
Sand
45,2%
Silt
36,1%
5–15 cm
pH H₂O
5,5
Org. C
54,1g/kg
Clay
18,5%
Sand
45,5%
Silt
36,0%
15–30 cm
pH H₂O
5,6
Org. C
54,9g/kg
Clay
21,5%
Sand
44,0%
Silt
34,5%

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

Land cover

Forest11.2%
Crops1.5%
Built-up15.0%
Bare soil0.7%
Other (grassland, water…)71.5%

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

Hydrology4 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

4

Max drainage

933 292km²

Discharge in basins

663,6m³/s

Mean precip.

966mm/an

Mean T°

6,3°C

Moisture idx

0,12

Max snow

26%

Mean runoff

581mm/an

Mean elev. (basins)

29m

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

Human pressure

Pop. density

21hab/km²

Night light

45,0nW

Built-up

1 500,6%

Pesticides

30,9kg/km²

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

Protected areas4

IUCN Not Reported · 4

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