Vexin Français
IUCN VRegional Nature Park · 1995
710 km²
Commune · FRA
Mériel
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
2 389
Observations
69 258
Area
5,3km²
Ecological tissue
Sample of 35 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 Mériel : 30 espèces reliées par 87 interactions GloBI sur 5 types (connectance 14.6%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
87
Connectance
0.146
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
2 389 distinct species · 69 258 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,0°C
Annual rain
715mm
Warmest m°
23,2°C
Coldest m°
1,2°C
Elevation: 62 m on average (min 34 m, max 116 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,0°C
Annual rain
715mm
Warmest month
23,2°C
Coldest month
1,2°C
Mean alt.
62m
Min
34m
Max
116m
Std. dev.
15m
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
6,7
Org. C
28,9g/kg
Clay
26,8%
Sand
29,6%
Silt
43,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Val-d'Oise
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,5
Org. C
51,9g/kg
Clay
26,6%
Sand
29,9%
Silt
43,4%
5–15 cm
pH H₂O
6,8
Org. C
19,9g/kg
Clay
26,6%
Sand
29,4%
Silt
44,0%
15–30 cm
pH H₂O
6,8
Org. C
14,8g/kg
Clay
27,1%
Sand
29,3%
Silt
43,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest33.3%
Crops28.1%
Built-up5.0%
Bare soil0.2%
Other (grassland, water…)33.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
2,8km
Basins crossed
1
Max stream order
5
Max drainage
16 783km²
Discharge in basins
0,4m³/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 (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
5hab/km²
Night light
2,9nW
Built-up
503,2%
Pesticides
30,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN V · 2IUCN IV · 1
Oise-Pays De France
IUCN VRegional Nature Park · 2004
670 km²
Marais De Stors
IUCN IVRegional Nature Reserve · 2009
0 km²
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.