Estuaire de la Loire
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2014
218 km²
Commune · FRA
Rezé
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
2 325
Observations
29 304
Area
15,4km²
Ecological tissue
Sample of 44 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 Rezé : 37 espèces + 7 bulles famille, 86 interactions GloBI documentées sur 4 types (connectance 9.1%, filtre Serrano α=0.2). Les 7 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
44
Interactions affichées
86
Connectance
0.091
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
2 325 distinct species · 29 304 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,2°C
Annual rain
869mm
Warmest m°
23,6°C
Coldest m°
2,8°C
Elevation: 22 m on average (min 8 m, max 30 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,2°C
Annual rain
869mm
Warmest month
23,6°C
Coldest month
2,8°C
Mean alt.
22m
Min
8m
Max
30m
Std. dev.
9m
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
6,1
Org. C
46,9g/kg
Clay
17,4%
Sand
37,5%
Silt
45,2%
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
6,0
Org. C
77,9g/kg
Clay
17,3%
Sand
38,7%
Silt
44,1%
5–15 cm
pH H₂O
6,1
Org. C
36,6g/kg
Clay
17,8%
Sand
37,8%
Silt
44,5%
15–30 cm
pH H₂O
6,1
Org. C
26,1g/kg
Clay
17,0%
Sand
36,0%
Silt
47,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest7.1%
Crops5.2%
Built-up15.8%
Bare soil0.3%
Other (grassland, water…)71.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology4 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
2,9km
Basins crossed
4
Max stream order
7
Max drainage
115 298km²
Discharge in basins
662,5m³/s
Mean precip.
781mm/an
Mean T°
11,6°C
Moisture idx
-0,05
Max snow
5%
Mean runoff
495mm/an
Mean elev. (basins)
57m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
16hab/km²
Night light
20,5nW
Built-up
1 576,0%
Pesticides
44,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Not Reported · 2IUCN IV · 1🌊 Marine · 2
Estuaire de la Loire
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2018
202 km²
Noctule commune à Nantes, à Rezé et à Vertou
IUCN IVBiotope Protection Order · 2024
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.