Vallée de l'Argenton
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2008
7 km²
Commune · FRA
Massais
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
643
Observations
4 147
Area
21,3km²
Ecological tissue
Sample of 36 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 Massais : 31 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 55 interactions GloBI sur 3 types (connectance 8.3%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
37
Interactions affichées
55
Connectance
0.083
Patrimoniales
4
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
643 distinct species · 4 147 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,9°C
Annual rain
719mm
Warmest m°
24,2°C
Coldest m°
2,1°C
Elevation: 97 m on average (min 83 m, max 117 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,9°C
Annual rain
719mm
Warmest month
24,2°C
Coldest month
2,1°C
Mean alt.
97m
Min
83m
Max
117m
Std. dev.
7m
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
6,4
Org. C
25,2g/kg
Clay
21,5%
Sand
32,9%
Silt
45,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Deux-Sèvres
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,2
Org. C
41,3g/kg
Clay
20,2%
Sand
33,5%
Silt
46,4%
5–15 cm
pH H₂O
6,5
Org. C
20,6g/kg
Clay
21,7%
Sand
30,4%
Silt
48,0%
15–30 cm
pH H₂O
6,5
Org. C
13,7g/kg
Clay
22,8%
Sand
34,7%
Silt
42,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest13.8%
Crops55.6%
Built-up0.7%
Bare soil0.9%
Other (grassland, water…)29.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 2 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
8,1km
Lake surface here
0,14km²
Basins crossed
1
Max stream order
3
Max drainage
3 364km²
Discharge in basins
0,2m³/s
Mean precip.
731mm/an
Mean T°
11,3°C
Moisture idx
-0,15
Max snow
4%
Mean runoff
287mm/an
Mean elev. (basins)
117m
Watersheds crossing here
Lakes (2, top by area)
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
66,5%
Pesticides
44,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 1IUCN IV · 1
grifferus
IUCN IVLand acquired by a regional conservatory of natural areas · 1999
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.