Estuaire de la Loire
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2014
218 km²
Commune · FRA
Saint-Jean-de-Boiseau
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
2 370
Observations
31 827
Area
11,3km²
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 Saint-Jean-de-Boiseau : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 115 interactions GloBI sur 6 types (connectance 23.2%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
32
Interactions affichées
115
Connectance
0.232
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
2 370 distinct species · 31 827 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,2°C
Annual rain
828mm
Warmest m°
23,3°C
Coldest m°
3,0°C
Elevation: 18 m on average (min 6 m, max 29 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,2°C
Annual rain
828mm
Warmest month
23,3°C
Coldest month
3,0°C
Mean alt.
18m
Min
6m
Max
29m
Std. dev.
6m
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)
Land cover
Forest18.3%
Crops29.3%
Built-up3.7%
Bare soil0.5%
Other (grassland, water…)48.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
3,4km
Basins crossed
2
Max stream order
7
Max drainage
115 298km²
Discharge in basins
57,0m³/s
Mean precip.
795mm/an
Mean T°
11,6°C
Moisture idx
-0,03
Max snow
5%
Mean runoff
515mm/an
Mean elev. (basins)
20m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
3,2nW
Built-up
366,5%
Pesticides
44,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 2🌊 Marine · 2
Estuaire de la Loire
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2018
202 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.