Ontologia

Commune · CAN

Fredericton

Canada

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

Species observed

3 122

Observations

94 098

Area

135,2km²

Ecological tissue

Sample of 42 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 Fredericton : 29 espèces reliées par 91 interactions GloBI sur 4 types (connectance 10.6%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
42
Interactions affichées
91
Connectance
0.106
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

3 122 distinct species · 94 098 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

94 098 obs · 3 cellules
Obs. / cellule
≥ 74 635
74 635–74 634
74 635–74 634
11 534–74 634
< 11 534

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

Climate

Mean T°

5,9°C

Annual rain

1 270mm

Warmest m°

24,4°C

Coldest m°

-13,9°C

Elevation: 56 m on average (min 5 m, max 122 m)

Bioclimatic detailsExpert
Annual mean temp.
5,9°C
Annual rain
1 270mm
Warmest month
24,4°C
Coldest month
-13,9°C
Mean alt.
56m
Min
5m
Max
122m
Std. dev.
35m
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

5,1

Org. C

55,7g/kg

Clay

14,6%

Sand

53,5%

Silt

31,9%

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

Dominant lithology: ssGLiMaggregated to York

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
97,0g/kg
Clay
14,4%
Sand
53,5%
Silt
32,1%
5–15 cm
pH H₂O
5,1
Org. C
46,0g/kg
Clay
14,6%
Sand
53,4%
Silt
32,1%
15–30 cm
pH H₂O
5,2
Org. C
24,1g/kg
Clay
14,9%
Sand
53,7%
Silt
31,4%

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

Land cover

Forest44.9%
Crops6.5%
Built-up2.5%
Bare soil0.8%
Other (grassland, water…)45.3%

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

Hydrology3 basins · 1 lakes · 11 rivers

Hydrology metrics for this exact territory

Stream length here

49,1km

Lake surface here

0,11km²

Basins crossed

3

Max stream order

6

Max drainage

42 616km²

Discharge in basins

271,1m³/s

Mean precip.

1 091mm/an

Mean T°

4,8°C

Moisture idx

0,27

Max snow

41%

Mean runoff

700mm/an

Mean elev. (basins)

123m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

3hab/km²

Night light

9,0nW

Built-up

249,2%

Pesticides

1,2kg/km²

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

Protected areas2

IUCN IV · 2

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