Vallée du Né et ses principaux affluents
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2006
46 km²
Commune · FRA
Plassac-Rouffiac
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 113
Observations
6 748
Area
12km²
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 Plassac-Rouffiac : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 123 interactions GloBI sur 5 types (connectance 18.5%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
37
Interactions affichées
123
Connectance
0.185
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 113 distinct species · 6 748 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,5°C
Annual rain
910mm
Warmest m°
25,3°C
Coldest m°
2,1°C
Elevation: 131 m on average (min 116 m, max 164 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,5°C
Annual rain
910mm
Warmest month
25,3°C
Coldest month
2,1°C
Mean alt.
131m
Min
116m
Max
164m
Std. dev.
11m
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
7,3
Org. C
30,7g/kg
Clay
34,0%
Sand
22,5%
Silt
43,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Charente
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,1
Org. C
53,1g/kg
Clay
32,0%
Sand
22,9%
Silt
45,1%
5–15 cm
pH H₂O
7,4
Org. C
23,3g/kg
Clay
35,1%
Sand
20,9%
Silt
44,1%
15–30 cm
pH H₂O
7,4
Org. C
15,7g/kg
Clay
35,0%
Sand
23,6%
Silt
41,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest7.9%
Crops73.8%
Built-up0.6%
Bare soil1.7%
Other (grassland, water…)16.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
2
Max drainage
5 486km²
Discharge in basins
0,3m³/s
Mean precip.
865mm/an
Mean T°
12,1°C
Moisture idx
-0,07
Max snow
2%
Mean runoff
536mm/an
Mean elev. (basins)
82m
Watersheds crossing here
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
61,8%
Pesticides
42,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 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.