Haute Vallée De Chevreuse
IUCN VRegional Nature Park · 1985
659 km²
Commune · FRA
Neauphle-le-Vieux
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
3 857
Observations
89 297
Area
7,2km²
Ecological tissue
Sample of 44 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 Neauphle-le-Vieux : 14 espèces reliées par 270 interactions GloBI sur 6 types (connectance 13.0%, filtre Serrano α=0.2). 51 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
65
Interactions affichées
270
Connectance
0.130
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
3 857 distinct species · 89 297 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,1°C
Annual rain
639mm
Warmest m°
23,3°C
Coldest m°
1,2°C
Elevation: 78 m on average (min 72 m, max 117 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,1°C
Annual rain
639mm
Warmest month
23,3°C
Coldest month
1,2°C
Mean alt.
78m
Min
72m
Max
117m
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
21,2g/kg
Clay
28,8%
Sand
23,4%
Silt
47,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Yvelines
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,8
Org. C
34,8g/kg
Clay
27,5%
Sand
23,8%
Silt
48,7%
5–15 cm
pH H₂O
7,1
Org. C
14,9g/kg
Clay
28,6%
Sand
22,6%
Silt
48,7%
15–30 cm
pH H₂O
7,1
Org. C
13,9g/kg
Clay
30,2%
Sand
23,9%
Silt
45,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest1.5%
Crops88.3%
Built-up0.9%
Bare soil0.0%
Other (grassland, water…)9.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
4,3km
Basins crossed
1
Max stream order
3
Max drainage
405km²
Discharge in basins
0,0m³/s
Mean precip.
638mm/an
Mean T°
10,4°C
Moisture idx
-0,20
Max snow
6%
Mean runoff
203mm/an
Mean elev. (basins)
127m
Watersheds crossing here
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
2,0nW
Built-up
93,3%
Pesticides
46,2kg/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.