Baie du Mont Saint-Michel
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2006
471 km²
Commune · FRA
Dragey-Ronthon
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
2 020
Observations
27 205
Area
15,7km²
Ecological tissue
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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Dragey-Ronthon : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 105 interactions GloBI sur 5 types (connectance 17.6%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
105
Connectance
0.176
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
2 020 distinct species · 27 205 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,6°C
Annual rain
964mm
Warmest m°
19,8°C
Coldest m°
4,4°C
Elevation: 41 m on average (min -38 m, max 103 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,6°C
Annual rain
964mm
Warmest month
19,8°C
Coldest month
4,4°C
Mean alt.
41m
Min
-38m
Max
103m
Std. dev.
26m
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
5,8
Org. C
39,8g/kg
Clay
22,4%
Sand
19,5%
Silt
58,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Manche
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,8
Org. C
62,2g/kg
Clay
20,6%
Sand
19,9%
Silt
59,5%
5–15 cm
pH H₂O
5,8
Org. C
32,8g/kg
Clay
23,0%
Sand
18,7%
Silt
58,3%
15–30 cm
pH H₂O
5,9
Org. C
24,5g/kg
Clay
23,4%
Sand
20,0%
Silt
56,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest12.2%
Crops50.9%
Built-up1.1%
Bare soil1.6%
Other (grassland, water…)34.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
1,6km
Basins crossed
1
Max stream order
1
Max drainage
364km²
Discharge in basins
0,1m³/s
Mean precip.
772mm/an
Mean T°
11,3°C
Moisture idx
0,06
Max snow
6%
Mean runoff
669mm/an
Mean elev. (basins)
55m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
109,2%
Pesticides
45,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Reported · 3IUCN IV · 1🌊 Marine · 4
Baie du Mont Saint-Michel
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 1994
459 km²
Baie du Mont Saint-Michel
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
395 km²
Dunes de dragey
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy) · 1993
2 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.