Marais Breton, Baie de Bourgneuf, Ile de Noirmoutier et Forêt de Monts
IUCN IVWetland of International Importance (Ramsar Site) · 2017
558 km²
Commune · FRA
France
Species observed
2 045
Observations
73 511
Area
8,8km²
Sample of 39 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).
Tissu écologique de L'Épine : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 60 interactions GloBI sur 2 types (connectance 7.7%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
2 045 distinct species · 73 511 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
12,8°C
Annual rain
746mm
Warmest m°
20,5°C
Coldest m°
5,6°C
Elevation: 1 m on average (min -1 m, max 3 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
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
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Wetland of International Importance (Ramsar Site) · 2017
558 km²
Special Protection Area (Birds Directive) · 2018
558 km²
Special Areas of Conservation (Habitats Directive) · 2014
524 km²
Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy) · 2017
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN
ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.