Ontologia

Commune · CAN

Saint-Césaire

Canada

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

Species observed

293

Observations

6 012

Area

84,7km²

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 Saint-Césaire : 24 espèces + 8 bulles famille, 50 interactions GloBI documentées sur 3 types (connectance 10.1%, filtre Serrano α=0.2). Les 8 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
32
Interactions affichées
50
Connectance
0.101
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

293 distinct species · 6 012 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 012 obs · 2 cellules
Obs. / cellule
≥ 4 990
4 990–4 989
4 990–4 989
4 990–4 989
< 4 990

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

Climate

Mean T°

6,9°C

Annual rain

1 132mm

Warmest m°

25,4°C

Coldest m°

-13,9°C

Elevation: 39 m on average (min 32 m, max 62 m)

Bioclimatic detailsExpert
Annual mean temp.
6,9°C
Annual rain
1 132mm
Warmest month
25,4°C
Coldest month
-13,9°C
Mean alt.
39m
Min
32m
Max
62m
Std. dev.
6m
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

6,0

Org. C

50,5g/kg

Clay

33,0%

Sand

32,4%

Silt

34,6%

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

Dominant lithology: pbGLiMaggregated to Rouville

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
65,9g/kg
Clay
30,9%
Sand
33,4%
Silt
35,7%
5–15 cm
pH H₂O
6,0
Org. C
43,4g/kg
Clay
31,1%
Sand
33,4%
Silt
35,5%
15–30 cm
pH H₂O
6,1
Org. C
42,3g/kg
Clay
36,9%
Sand
30,4%
Silt
32,6%

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

Land cover

Forest10.5%
Crops62.0%
Built-up0.9%
Bare soil0.9%
Other (grassland, water…)25.7%

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

Hydrology1 basins · 0 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

49,6km

Basins crossed

1

Max stream order

4

Max drainage

1 655km²

Discharge in basins

2,0m³/s

Mean precip.

1 029mm/an

Mean T°

5,6°C

Moisture idx

0,19

Max snow

27%

Mean runoff

733mm/an

Mean elev. (basins)

159m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

2,9nW

Built-up

85,7%

Pesticides

44,5kg/km²

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