Ontologia

Commune · FRA

Duisans

France

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

Species observed

1 261

Observations

29 281

Area

10,7km²

Ecological tissue

Sample of 30 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 Duisans : 20 espèces reliées par 94 interactions GloBI sur 6 types (connectance 21.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
94
Connectance
0.216
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

1 261 distinct species · 29 281 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

29 281 obs · 1 cellules
Obs. / cellule
≥ 29 281
29 281–29 280
29 281–29 280
29 281–29 280
< 29 281

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

Climate

Mean T°

10,4°C

Annual rain

787mm

Warmest m°

21,9°C

Coldest m°

0,9°C

Elevation: 82 m on average (min 74 m, max 103 m)

Bioclimatic detailsExpert
Annual mean temp.
10,4°C
Annual rain
787mm
Warmest month
21,9°C
Coldest month
0,9°C
Mean alt.
82m
Min
74m
Max
103m
Std. dev.
8m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,2

Org. C

20,7g/kg

Clay

25,1%

Sand

9,1%

Silt

65,8%

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

Dominant lithology: smGLiMaggregated to Pas-de-Calais

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,0
Org. C
30,6g/kg
Clay
23,3%
Sand
9,2%
Silt
67,4%
5–15 cm
pH H₂O
7,3
Org. C
16,8g/kg
Clay
25,7%
Sand
8,2%
Silt
66,1%
15–30 cm
pH H₂O
7,3
Org. C
14,8g/kg
Clay
26,2%
Sand
10,0%
Silt
63,8%

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

Land cover

Forest5.0%
Crops72.5%
Built-up1.8%
Bare soil0.9%
Other (grassland, water…)19.8%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

2,7km

Basins crossed

1

Max stream order

3

Max drainage

530km²

Discharge in basins

0,2m³/s

Mean precip.

678mm/an

Mean T°

9,8°C

Moisture idx

-0,06

Max snow

6%

Mean runoff

465mm/an

Mean elev. (basins)

105m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

2,8nW

Built-up

183,5%

Pesticides

47,3kg/km²

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

France-specific data (Phase 2)

ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.