Vallée de la Nizonne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
34 km²
Commune · FRA
Saint-Paul-Lizonne
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
812
Observations
2 246
Area
9,3km²
Ecological tissue
Sample of 40 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 Saint-Paul-Lizonne : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 135 interactions GloBI sur 5 types (connectance 15.7%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
42
Interactions affichées
135
Connectance
0.157
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
812 distinct species · 2 246 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,0°C
Annual rain
885mm
Warmest m°
25,7°C
Coldest m°
2,5°C
Elevation: 81 m on average (min 57 m, max 128 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,0°C
Annual rain
885mm
Warmest month
25,7°C
Coldest month
2,5°C
Mean alt.
81m
Min
57m
Max
128m
Std. dev.
14m
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
7,2
Org. C
33,0g/kg
Clay
30,9%
Sand
24,3%
Silt
44,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Dordogne
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,1
Org. C
53,0g/kg
Clay
28,4%
Sand
24,8%
Silt
46,7%
5–15 cm
pH H₂O
7,3
Org. C
25,4g/kg
Clay
30,8%
Sand
23,1%
Silt
46,1%
15–30 cm
pH H₂O
7,3
Org. C
20,7g/kg
Clay
33,6%
Sand
24,9%
Silt
41,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest16.4%
Crops49.5%
Built-up0.8%
Bare soil1.1%
Other (grassland, water…)32.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
6,6km
Basins crossed
1
Max stream order
3
Max drainage
2 790km²
Discharge in basins
0,2m³/s
Mean precip.
911mm/an
Mean T°
11,9°C
Moisture idx
-0,04
Max snow
2%
Mean runoff
517mm/an
Mean elev. (basins)
147m
Watersheds crossing here
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,4nW
Built-up
80,1%
Pesticides
46,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 1IUCN IV · 1
la lizonne - chez riganaud
IUCN IVLand acquired by a regional conservatory of natural areas · 2021
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.