Estuaire de la Gironde : marais de la rive nord
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2019
125 km²
Commune · FRA
France
Species observed
1 184
Observations
14 080
Area
7,2km²
Sample of 35 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 Brie-sous-Mortagne : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 165 interactions GloBI sur 5 types (connectance 24.8%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
1 184 distinct species · 14 080 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
13,3°C
Annual rain
939mm
Warmest m°
25,4°C
Coldest m°
3,5°C
Elevation: 38 m on average (min 32 m, max 43 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
pH H₂O
6,6
Org. C
35,8g/kg
Clay
28,1%
Sand
32,9%
Silt
39,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Charente-Maritime
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology metrics for this exact territory
Basins crossed
1
Max drainage
2 220km²
Discharge in basins
0,0m³/s
Mean precip.
870mm/an
Mean T°
12,6°C
Moisture idx
-0,01
Max snow
4%
Mean runoff
529mm/an
Mean elev. (basins)
23m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Pop. density
0hab/km²
Night light
0,6nW
Built-up
65,0%
Pesticides
41,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Special Protection Area (Birds Directive) · 2019
125 km²
Special Areas of Conservation (Habitats Directive) · 2009
125 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.