Prairies alluviales et milieux associés de Saône-et-Loire
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2018
90 km²
Commune · FRA
Varennes-lès-Mâcon
France
CfaTemperate, no dry season, hot summer(100 %)
Species observed
1 608
Observations
27 505
Area
4,8km²
Ecological tissue
Sample of 30 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 Varennes-lès-Mâcon : 25 espèces + 5 bulles famille, 66 interactions GloBI documentées sur 4 types (connectance 15.2%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
30
Interactions affichées
66
Connectance
0.152
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
1 608 distinct species · 27 505 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,3°C
Annual rain
920mm
Warmest m°
25,9°C
Coldest m°
0,2°C
Elevation: 173 m on average (min 171 m, max 179 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,3°C
Annual rain
920mm
Warmest month
25,9°C
Coldest month
0,2°C
Mean alt.
173m
Min
171m
Max
179m
Std. dev.
3m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,3
Org. C
30,3g/kg
Clay
24,1%
Sand
35,0%
Silt
40,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Saône-et-Loire
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,1
Org. C
49,2g/kg
Clay
23,3%
Sand
35,4%
Silt
41,2%
5–15 cm
pH H₂O
6,3
Org. C
23,4g/kg
Clay
23,6%
Sand
33,8%
Silt
42,7%
15–30 cm
pH H₂O
6,3
Org. C
18,2g/kg
Clay
25,5%
Sand
35,7%
Silt
38,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest13.6%
Crops38.5%
Built-up2.7%
Bare soil0.9%
Other (grassland, water…)44.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 1 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
3,1km
Lake surface here
0,16km²
Basins crossed
1
Max stream order
6
Max drainage
26 701km²
Discharge in basins
9,8m³/s
Mean precip.
800mm/an
Mean T°
10,6°C
Moisture idx
-0,07
Max snow
4%
Mean runoff
401mm/an
Mean elev. (basins)
298m
Watersheds crossing here
Lakes (1, top by area)
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
3,7nW
Built-up
267,9%
Pesticides
46,7kg/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.