Ontologia

Commune · CAN

Colchester, Subd. C

Canada

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

Species observed

1 412

Observations

75 601

Area

1 469,5km²

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 Colchester, Subd. C : 27 espèces reliées par 82 interactions GloBI sur 4 types (connectance 12.3%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
82
Connectance
0.123
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

1 412 distinct species · 75 601 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

75 601 obs · 38 cellules
Obs. / cellule
≥ 16 303
13 077–16 302
571–13 076
352–570
< 352

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

Climate

Mean T°

6,3°C

Annual rain

1 472mm

Warmest m°

23,6°C

Coldest m°

-11,1°C

Elevation: 105 m on average (min -28 m, max 238 m)

Bioclimatic detailsExpert
Annual mean temp.
6,3°C
Annual rain
1 472mm
Warmest month
23,6°C
Coldest month
-11,1°C
Mean alt.
105m
Min
-28m
Max
238m
Std. dev.
63m
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

35,3g/kg

Clay

22,9%

Sand

33,1%

Silt

44,1%

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

Dominant lithology: smGLiMaggregated to Colchester

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,6
Org. C
53,2g/kg
Clay
22,5%
Sand
32,6%
Silt
44,8%
5–15 cm
pH H₂O
4,8
Org. C
32,4g/kg
Clay
23,0%
Sand
32,9%
Silt
44,1%
15–30 cm
pH H₂O
5,0
Org. C
20,2g/kg
Clay
23,0%
Sand
33,6%
Silt
43,3%

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

Land cover

Forest68.8%
Crops4.4%
Built-up0.1%
Bare soil0.5%
Other (grassland, water…)26.2%

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

Hydrology7 basins · 16 lakes · 62 rivers

Hydrology metrics for this exact territory

Stream length here

458,5km

Lake surface here

4,81km²

Basins crossed

7

Max stream order

5

Max drainage

2 585km²

Discharge in basins

41,3m³/s

Mean precip.

1 311mm/an

Mean T°

5,8°C

Moisture idx

0,40

Max snow

33%

Mean runoff

896mm/an

Mean elev. (basins)

103m

Watersheds crossing here

Lakes (16, top by area)

7 more lakes

Rivers / streams (62, ord ≥ 4)

50 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

6,8%

Pesticides

15,9kg/km²

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

Protected areas7

IUCN IV · 6IUCN Ia · 1
Complete list

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