Ontologia

Subdivision · FRA

Béthune-Nord

France

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

Species observed

1 382

Observations

19 192

Area

19km²

Ecological tissue

Sample of 29 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 Béthune-Nord : 20 espèces reliées par 98 interactions GloBI sur 6 types (connectance 24.1%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
98
Connectance
0.241
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

1 382 distinct species · 19 192 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

19 192 obs · 1 cellules
Obs. / cellule
≥ 19 192
19 192–19 191
19 192–19 191
19 192–19 191
< 19 192

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

Climate

Mean T°

10,6°C

Annual rain

797mm

Warmest m°

21,8°C

Coldest m°

1,4°C

Elevation: 28 m on average (min 20 m, max 59 m)

Bioclimatic detailsExpert
Annual mean temp.
10,6°C
Annual rain
797mm
Warmest month
21,8°C
Coldest month
1,4°C
Mean alt.
28m
Min
20m
Max
59m
Std. dev.
6m
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

27,9g/kg

Clay

25,6%

Sand

15,1%

Silt

59,3%

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
43,0g/kg
Clay
25,5%
Sand
14,9%
Silt
59,6%
5–15 cm
pH H₂O
7,1
Org. C
22,1g/kg
Clay
26,3%
Sand
14,3%
Silt
59,4%
15–30 cm
pH H₂O
7,1
Org. C
18,7g/kg
Clay
25,0%
Sand
16,2%
Silt
58,8%

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

Land cover

Forest9.1%
Crops46.7%
Built-up4.5%
Bare soil0.6%
Other (grassland, water…)39.0%

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

Hydrology2 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

8,0km

Basins crossed

2

Max stream order

3

Max drainage

862km²

Discharge in basins

0,3m³/s

Mean precip.

674mm/an

Mean T°

10,0°C

Moisture idx

-0,02

Max snow

8%

Mean runoff

518mm/an

Mean elev. (basins)

79m

Watersheds crossing here

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

Human pressure

Pop. density

3hab/km²

Night light

4,2nW

Built-up

449,2%

Pesticides

47,7kg/km²

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

Sub-administrations4

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.