Ontologia

Subdivision · FRA

Royan-Ouest

France

CfbTemperate, no dry season, warm summer(100 %)

Species observed

1 309

Observations

10 106

Area

78,5km²

Ecological tissue

Sample of 34 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 Royan-Ouest : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 123 interactions GloBI sur 6 types (connectance 21.9%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
123
Connectance
0.219
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

1 309 distinct species · 10 106 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

10 106 obs · 2 cellules
Obs. / cellule
≥ 5 662
5 662–5 661
5 662–5 661
5 662–5 661
< 5 662

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

13,4°C

Annual rain

860mm

Warmest m°

25,2°C

Coldest m°

3,8°C

Elevation: 12 m on average (min -18 m, max 29 m)

Bioclimatic detailsExpert
Annual mean temp.
13,4°C
Annual rain
860mm
Warmest month
25,2°C
Coldest month
3,8°C
Mean alt.
12m
Min
-18m
Max
29m
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

6,8

Org. C

39,2g/kg

Clay

31,1%

Sand

28,6%

Silt

40,3%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: suGLiMaggregated to Charente-Maritime

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
67,1g/kg
Clay
30,0%
Sand
29,1%
Silt
40,8%
5–15 cm
pH H₂O
6,9
Org. C
28,8g/kg
Clay
31,6%
Sand
27,0%
Silt
41,4%
15–30 cm
pH H₂O
6,9
Org. C
21,7g/kg
Clay
31,7%
Sand
29,6%
Silt
38,7%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest20.0%
Crops31.4%
Built-up3.3%
Bare soil1.5%
Other (grassland, water…)43.9%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology1 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

9,8km

Basins crossed

1

Max stream order

3

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

Watersheds crossing here

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

1hab/km²

Night light

2,0nW

Built-up

328,4%

Pesticides

40,8kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas9

IUCN Not Reported · 5IUCN IV · 3IUCN V · 1🌊 Marine · 7

Marais de la Seudre

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2006

140 km²

Presqu'ile d'Arvert

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2021

116 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations6

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.