Ontologia

Commune · CAN

Norwich

Canada

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

Species observed

3 783

Observations

151 598

Area

432,3km²

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 Norwich : 21 espèces reliées par 93 interactions GloBI sur 3 types (connectance 17.6%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
93
Connectance
0.176
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

3 783 distinct species · 151 598 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

151 598 obs · 22 cellules
Obs. / cellule
≥ 53 406
11 802–53 405
4 392–11 801
2 380–4 391
< 2 380

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

Climate

Mean T°

8,4°C

Annual rain

1 000mm

Warmest m°

26,0°C

Coldest m°

-8,8°C

Elevation: 270 m on average (min 231 m, max 323 m)

Bioclimatic detailsExpert
Annual mean temp.
8,4°C
Annual rain
1 000mm
Warmest month
26,0°C
Coldest month
-8,8°C
Mean alt.
270m
Min
231m
Max
323m
Std. dev.
23m
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

7,1

Org. C

34,8g/kg

Clay

24,3%

Sand

37,3%

Silt

38,4%

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

Dominant lithology: scGLiMaggregated to Oxford

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,0
Org. C
60,5g/kg
Clay
23,0%
Sand
38,0%
Silt
39,0%
5–15 cm
pH H₂O
7,1
Org. C
28,0g/kg
Clay
24,5%
Sand
37,0%
Silt
38,5%
15–30 cm
pH H₂O
7,1
Org. C
16,1g/kg
Clay
25,5%
Sand
36,8%
Silt
37,8%

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

Land cover

Forest22.8%
Crops49.1%
Built-up0.6%
Bare soil1.0%
Other (grassland, water…)26.5%

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

Hydrology4 basins · 2 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

76,0km

Lake surface here

0,29km²

Basins crossed

4

Max stream order

3

Max drainage

5 268km²

Discharge in basins

3,3m³/s

Mean precip.

954mm/an

Mean T°

7,8°C

Moisture idx

0,08

Max snow

24%

Mean runoff

241mm/an

Mean elev. (basins)

224m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

1,3nW

Built-up

63,5%

Pesticides

42,0kg/km²

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