Ontologia

Commune · CAN

Colchester, Subd. A

Canada

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

Species observed

1 691

Observations

16 454

Area

886,6km²

Ecological tissue

Sample of 40 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. A : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 89 interactions GloBI sur 5 types (connectance 11.4%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
89
Connectance
0.114
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

1 691 distinct species · 16 454 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

16 454 obs · 24 cellules
Obs. / cellule
≥ 3 844
1 448–3 843
639–1 447
471–638
< 471

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

Climate

Mean T°

5,8°C

Annual rain

1 479mm

Warmest m°

21,5°C

Coldest m°

-10,7°C

Elevation: 162 m on average (min -39 m, max 334 m)

Bioclimatic detailsExpert
Annual mean temp.
5,8°C
Annual rain
1 479mm
Warmest month
21,5°C
Coldest month
-10,7°C
Mean alt.
162m
Min
-39m
Max
334m
Std. dev.
96m
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

4,7

Org. C

45,0g/kg

Clay

16,3%

Sand

45,2%

Silt

38,5%

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
61,1g/kg
Clay
16,4%
Sand
44,4%
Silt
39,3%
5–15 cm
pH H₂O
4,8
Org. C
44,8g/kg
Clay
16,6%
Sand
45,1%
Silt
38,3%
15–30 cm
pH H₂O
4,9
Org. C
29,2g/kg
Clay
16,0%
Sand
46,1%
Silt
37,8%

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

Land cover

Forest67.5%
Crops4.0%
Built-up0.0%
Bare soil0.6%
Other (grassland, water…)27.9%

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

Hydrology4 basins · 13 lakes · 43 rivers

Hydrology metrics for this exact territory

Stream length here

260,0km

Lake surface here

3,46km²

Basins crossed

4

Max stream order

3

Max drainage

2 585km²

Discharge in basins

1,3m³/s

Mean precip.

1 217mm/an

Mean T°

5,6°C

Moisture idx

0,36

Max snow

34%

Mean runoff

823mm/an

Mean elev. (basins)

128m

Watersheds crossing here

Lakes (13, top by area)

4 more lakes

Rivers / streams (43, ord ≥ 4)

31 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

3,3%

Pesticides

11,0kg/km²

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

Protected areas17

IUCN IV · 7IUCN Ib · 5IUCN Not Reported · 3IUCN III · 2🌊 Marine · 7
Complete list

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