Estuaire de la Loire
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2014
218 km²
Commune · FRA
Brains
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
2 103
Observations
24 320
Area
15,9km²
Ecological tissue
Sample of 33 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 Brains : 22 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 130 interactions GloBI sur 6 types (connectance 20.6%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
36
Interactions affichées
130
Connectance
0.206
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
2 103 distinct species · 24 320 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,3°C
Annual rain
833mm
Warmest m°
23,3°C
Coldest m°
3,0°C
Elevation: 18 m on average (min 5 m, max 32 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,3°C
Annual rain
833mm
Warmest month
23,3°C
Coldest month
3,0°C
Mean alt.
18m
Min
5m
Max
32m
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)
Soil & lithology
pH H₂O
6,0
Org. C
45,7g/kg
Clay
19,2%
Sand
37,8%
Silt
43,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Loire-Atlantique
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
67,4g/kg
Clay
19,2%
Sand
37,9%
Silt
42,8%
5–15 cm
pH H₂O
6,0
Org. C
36,0g/kg
Clay
18,8%
Sand
37,6%
Silt
43,6%
15–30 cm
pH H₂O
6,0
Org. C
33,6g/kg
Clay
19,6%
Sand
37,9%
Silt
42,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest14.4%
Crops45.0%
Built-up1.9%
Bare soil0.8%
Other (grassland, water…)37.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
3,4km
Basins crossed
2
Max stream order
4
Max drainage
115 298km²
Discharge in basins
3,2m³/s
Mean precip.
797mm/an
Mean T°
11,7°C
Moisture idx
-0,02
Max snow
5%
Mean runoff
530mm/an
Mean elev. (basins)
33m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
1,1nW
Built-up
194,0%
Pesticides
44,8kg/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.