Ontologia

Commune · FRA

Belval-sous-Châtillon

France

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

Species observed

1 637

Observations

26 598

Area

7,2km²

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 Belval-sous-Châtillon : 23 espèces reliées par 97 interactions GloBI sur 5 types (connectance 18.4%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
97
Connectance
0.184
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

1 637 distinct species · 26 598 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

26 598 obs · 3 cellules
Obs. / cellule
≥ 12 447
12 447–12 446
12 447–12 446
8 002–12 446
< 8 002

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

Climate

Mean T°

10,2°C

Annual rain

796mm

Warmest m°

22,5°C

Coldest m°

0,1°C

Elevation: 220 m on average (min 197 m, max 256 m)

Bioclimatic detailsExpert
Annual mean temp.
10,2°C
Annual rain
796mm
Warmest month
22,5°C
Coldest month
0,1°C
Mean alt.
220m
Min
197m
Max
256m
Std. dev.
21m
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

6,9

Org. C

28,7g/kg

Clay

27,8%

Sand

19,9%

Silt

52,3%

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

Dominant lithology: suGLiMaggregated to Marne

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
50,8g/kg
Clay
26,0%
Sand
20,8%
Silt
53,2%
5–15 cm
pH H₂O
7,1
Org. C
20,9g/kg
Clay
27,8%
Sand
19,2%
Silt
53,0%
15–30 cm
pH H₂O
7,0
Org. C
14,6g/kg
Clay
29,7%
Sand
19,8%
Silt
50,5%

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

Land cover

Forest28.6%
Crops45.9%
Built-up0.4%
Bare soil0.7%
Other (grassland, water…)24.4%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,5km

Basins crossed

1

Max stream order

1

Max drainage

8 794km²

Discharge in basins

0,3m³/s

Mean precip.

649mm/an

Mean T°

9,8°C

Moisture idx

-0,20

Max snow

6%

Mean runoff

209mm/an

Mean elev. (basins)

172m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,9nW

Built-up

41,2%

Pesticides

45,7kg/km²

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

Protected areas1

IUCN V · 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.