Estuaire de la Loire - Baie de Bourgneuf
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2008
802 km²
Commune · FRA
Préfailles
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 515
Observations
11 623
Area
5,5km²
Ecological tissue
Sample of 31 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 Préfailles : 25 espèces + 6 bulles famille, 65 interactions GloBI documentées sur 4 types (connectance 14.0%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
31
Interactions affichées
65
Connectance
0.140
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
1 515 distinct species · 11 623 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,6°C
Annual rain
728mm
Warmest m°
21,4°C
Coldest m°
4,7°C
Elevation: 10 m on average (min -7 m, max 20 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,6°C
Annual rain
728mm
Warmest month
21,4°C
Coldest month
4,7°C
Mean alt.
10m
Min
-7m
Max
20m
Std. dev.
7m
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)
Hydrology1 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
1
Max drainage
1 307km²
Discharge in basins
0,0m³/s
Mean precip.
832mm/an
Mean T°
11,9°C
Moisture idx
0,04
Max snow
5%
Mean runoff
538mm/an
Mean elev. (basins)
14m
Watersheds crossing here
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Protected areas4
IUCN Not Reported · 2IUCN IV · 2🌊 Marine · 2
Estuaire de la Loire Sud - Baie de Bourgneuf
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
495 km²
Port aux goths-portmain
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy) · 1982
1 km²
Pointe Saint-Gildas
IUCN IVRegional Nature Reserve · 2014
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.