Vexin Français
IUCN VRegional Nature Park · 1995
710 km²
Commune · FRA
Chavençon
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 764
Observations
8 551
Area
5,8km²
Ecological tissue
Sample of 43 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 Chavençon : 36 espèces reliées par 93 interactions GloBI sur 6 types (connectance 10.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
43
Interactions affichées
93
Connectance
0.103
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
1 764 distinct species · 8 551 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,5°C
Annual rain
764mm
Warmest m°
22,5°C
Coldest m°
0,8°C
Elevation: 145 m on average (min 113 m, max 180 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,5°C
Annual rain
764mm
Warmest month
22,5°C
Coldest month
0,8°C
Mean alt.
145m
Min
113m
Max
180m
Std. dev.
22m
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
7,1
Org. C
25,9g/kg
Clay
25,8%
Sand
20,9%
Silt
53,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Oise
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,9
Org. C
44,6g/kg
Clay
23,9%
Sand
21,6%
Silt
54,5%
5–15 cm
pH H₂O
7,3
Org. C
19,1g/kg
Clay
25,4%
Sand
20,6%
Silt
54,0%
15–30 cm
pH H₂O
7,2
Org. C
14,0g/kg
Clay
28,1%
Sand
20,6%
Silt
51,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest30.6%
Crops53.4%
Built-up0.3%
Bare soil0.9%
Other (grassland, water…)14.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
0,1km
Basins crossed
2
Max stream order
1
Max drainage
16 783km²
Discharge in basins
0,5m³/s
Mean precip.
649mm/an
Mean T°
10,5°C
Moisture idx
-0,19
Max snow
6%
Mean runoff
224mm/an
Mean elev. (basins)
96m
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
0,0nW
Built-up
32,1%
Pesticides
47,4kg/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.