Ontologia

Commune · FRA

Delettes

France

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

Species observed

847

Observations

28 990

Area

15,2km²

Ecological tissue

Sample of 31 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 Delettes : 23 espèces reliées par 83 interactions GloBI sur 5 types (connectance 15.7%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
83
Connectance
0.157
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

847 distinct species · 28 990 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

28 990 obs · 1 cellules
Obs. / cellule
≥ 28 990
28 990–28 989
28 990–28 989
28 990–28 989
< 28 990

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

Climate

Mean T°

10,3°C

Annual rain

926mm

Warmest m°

21,2°C

Coldest m°

1,2°C

Elevation: 87 m on average (min 54 m, max 131 m)

Bioclimatic detailsExpert
Annual mean temp.
10,3°C
Annual rain
926mm
Warmest month
21,2°C
Coldest month
1,2°C
Mean alt.
87m
Min
54m
Max
131m
Std. dev.
18m
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

7,0

Org. C

26,4g/kg

Clay

22,8%

Sand

14,9%

Silt

62,3%

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
6,8
Org. C
40,9g/kg
Clay
22,3%
Sand
14,6%
Silt
63,0%
5–15 cm
pH H₂O
7,1
Org. C
20,5g/kg
Clay
23,0%
Sand
14,3%
Silt
62,7%
15–30 cm
pH H₂O
7,0
Org. C
17,8g/kg
Clay
23,0%
Sand
15,9%
Silt
61,2%

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

Land cover

Forest7.4%
Crops69.2%
Built-up1.0%
Bare soil1.2%
Other (grassland, water…)21.2%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

5,1km

Basins crossed

1

Max stream order

3

Max drainage

862km²

Discharge in basins

0,3m³/s

Mean precip.

672mm/an

Mean T°

10,1°C

Moisture idx

-0,01

Max snow

8%

Mean runoff

531mm/an

Mean elev. (basins)

74m

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

96,5%

Pesticides

47,5kg/km²

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

Protected areas1

IUCN V · 1🌊 Marine · 1

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

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.