Ontologia

Commune · FRA

Marcq-en-Ostrevent

France

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

Species observed

883

Observations

10 594

Area

6,1km²

Ecological tissue

Sample of 26 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 Marcq-en-Ostrevent : 23 espèces reliées par 50 interactions GloBI sur 5 types (connectance 15.4%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
50
Connectance
0.154
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

883 distinct species · 10 594 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

10 594 obs · 1 cellules
Obs. / cellule
≥ 10 594
10 594–10 593
10 594–10 593
10 594–10 593
< 10 594

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

775mm

Warmest m°

22,3°C

Coldest m°

0,9°C

Elevation: 54 m on average (min 47 m, max 64 m)

Bioclimatic detailsExpert
Annual mean temp.
10,6°C
Annual rain
775mm
Warmest month
22,3°C
Coldest month
0,9°C
Mean alt.
54m
Min
47m
Max
64m
Std. dev.
3m
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

7,3

Org. C

21,8g/kg

Clay

27,2%

Sand

13,1%

Silt

59,7%

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

Dominant lithology: smGLiMaggregated to Nord

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
32,9g/kg
Clay
25,2%
Sand
13,5%
Silt
61,3%
5–15 cm
pH H₂O
7,5
Org. C
17,1g/kg
Clay
27,7%
Sand
12,3%
Silt
60,0%
15–30 cm
pH H₂O
7,4
Org. C
15,2g/kg
Clay
28,5%
Sand
13,7%
Silt
57,8%

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

Land cover

Forest1.8%
Crops85.0%
Built-up1.0%
Bare soil1.3%
Other (grassland, water…)10.9%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

2,6km

Basins crossed

2

Max stream order

1

Max drainage

2 105km²

Discharge in basins

1,9m³/s

Mean precip.

680mm/an

Mean T°

10,0°C

Moisture idx

-0,09

Max snow

6%

Mean runoff

406mm/an

Mean elev. (basins)

48m

Watersheds crossing here

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

1,0nW

Built-up

104,4%

Pesticides

48,8kg/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.