Le Rhône aval
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
126 km²
Commune · FRA
Saint-Alexandre
France
CsaTemperate, dry summer, hot summer(95 %)
Species observed
942
Observations
5 459
Area
12,9km²
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 Saint-Alexandre : 31 espèces + 5 bulles famille, 77 interactions GloBI documentées sur 4 types (connectance 12.2%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
36
Interactions affichées
77
Connectance
0.122
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
942 distinct species · 5 459 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
14,6°C
Annual rain
871mm
Warmest m°
30,0°C
Coldest m°
1,6°C
Elevation: 101 m on average (min 38 m, max 180 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
14,6°C
Annual rain
871mm
Warmest month
30,0°C
Coldest month
1,6°C
Mean alt.
101m
Min
38m
Max
180m
Std. dev.
46m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(95 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,4
Org. C
35,0g/kg
Clay
27,4%
Sand
32,1%
Silt
40,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Gard
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,3
Org. C
57,7g/kg
Clay
25,6%
Sand
33,0%
Silt
41,5%
5–15 cm
pH H₂O
7,4
Org. C
26,7g/kg
Clay
25,9%
Sand
32,1%
Silt
41,9%
15–30 cm
pH H₂O
7,4
Org. C
20,7g/kg
Clay
30,6%
Sand
31,0%
Silt
38,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest27.0%
Crops24.3%
Built-up1.5%
Bare soil2.6%
Other (grassland, water…)44.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
1,8km
Basins crossed
3
Max stream order
7
Max drainage
74 988km²
Discharge in basins
9,2m³/s
Mean precip.
843mm/an
Mean T°
11,1°C
Moisture idx
-0,08
Max snow
9%
Mean runoff
354mm/an
Mean elev. (basins)
443m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,4nW
Built-up
154,1%
Pesticides
41,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Not Reported · 3🌊 Marine · 1
Forêt de Valbonne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
51 km²
Marais de l'Ile Vieille et alentour
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2018
15 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.