Secteur de l'île d'Yeu
IUCN Not ReportedMarine Protected Area (OSPAR) · 2012
2 456 km²
Commune · FRA
Château-d'Olonne
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
423
Observations
1 505
Area
31,3km²
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 Château-d'Olonne : 22 espèces reliées par 126 interactions GloBI sur 6 types (connectance 23.9%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
126
Connectance
0.239
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
423 distinct species · 1 505 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,9°C
Annual rain
861mm
Warmest m°
21,4°C
Coldest m°
5,4°C
Elevation: 31 m on average (min -9 m, max 55 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,9°C
Annual rain
861mm
Warmest month
21,4°C
Coldest month
5,4°C
Mean alt.
31m
Min
-9m
Max
55m
Std. dev.
13m
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 · 2 rivers
Hydrology metrics for this exact territory
Stream length here
4,6km
Basins crossed
1
Max stream order
1
Max drainage
893km²
Discharge in basins
0,1m³/s
Mean precip.
827mm/an
Mean T°
12,1°C
Moisture idx
0,04
Max snow
3%
Mean runoff
555mm/an
Mean elev. (basins)
35m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Protected areas5
IUCN Not Reported · 3IUCN IV · 2🌊 Marine · 3
Secteur marin de l'île d'Yeu jusqu'au continent
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2008
2 456 km²
Marais de Talmont et zones littorales entre les Sables-d'Olonne et Jard-sur-Mer
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
20 km²
Le bois saint-jean
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy) · 1979
0 km²
Puits d’enfer
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy) · 2015
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.