Ontologia

County · CAN

Colchester

Canada

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

Species observed

3 333

Observations

189 829

Area

3 669,8km²

Ecological tissue

Sample of 39 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 Colchester : 30 espèces reliées par 95 interactions GloBI sur 4 types (connectance 12.8%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
95
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

3 333 distinct species · 189 829 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

189 829 obs · 96 cellules
Obs. / cellule
≥ 49 849
3 534–49 848
1 160–3 533
468–1 159
< 468

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

Climate

Mean T°

6,1°C

Annual rain

1 444mm

Warmest m°

22,9°C

Coldest m°

-11,0°C

Elevation: 127 m on average (min -39 m, max 334 m)

Bioclimatic detailsExpert
Annual mean temp.
6,1°C
Annual rain
1 444mm
Warmest month
22,9°C
Coldest month
-11,0°C
Mean alt.
127m
Min
-39m
Max
334m
Std. dev.
84m
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

4,8

Org. C

39,2g/kg

Clay

19,1%

Sand

40,1%

Silt

40,9%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,6
Org. C
56,8g/kg
Clay
19,0%
Sand
39,4%
Silt
41,6%
5–15 cm
pH H₂O
4,8
Org. C
37,2g/kg
Clay
19,2%
Sand
40,0%
Silt
40,9%
15–30 cm
pH H₂O
5,0
Org. C
23,6g/kg
Clay
19,0%
Sand
40,8%
Silt
40,2%

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

Land cover

Forest68.0%
Crops4.4%
Built-up0.1%
Bare soil0.6%
Other (grassland, water…)27.0%

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

Hydrology10 basins · 38 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

995,5km

Lake surface here

10,32km²

Basins crossed

10

Max stream order

5

Max drainage

2 585km²

Discharge in basins

56,3m³/s

Mean precip.

1 257mm/an

Mean T°

5,7°C

Moisture idx

0,38

Max snow

34%

Mean runoff

858mm/an

Mean elev. (basins)

116m

Watersheds crossing here

1 more basins

Lakes (38, top by area)

29 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

9,8%

Pesticides

16,0kg/km²

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

Protected areas31

IUCN IV · 15IUCN Ib · 6IUCN Not Reported · 6IUCN III · 2IUCN Not Applicable · 1IUCN Ia · 1🌊 Marine · 8
Complete list

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

Sub-administrations6