Rade de Brest, estuaire de l'Aulne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2014
92 km²
Commune · FRA
Plougastel-Daoulas
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
3 277
Observations
103 399
Area
49,3km²
Ecological tissue
Sample of 31 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 Plougastel-Daoulas : 27 espèces reliées par 48 interactions GloBI sur 2 types (connectance 10.3%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
31
Interactions affichées
48
Connectance
0.103
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
3 277 distinct species · 103 399 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,8°C
Annual rain
1 117mm
Warmest m°
18,9°C
Coldest m°
5,7°C
Elevation: 50 m on average (min -10 m, max 120 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,8°C
Annual rain
1 117mm
Warmest month
18,9°C
Coldest month
5,7°C
Mean alt.
50m
Min
-10m
Max
120m
Std. dev.
29m
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
48,8g/kg
Clay
20,7%
Sand
23,1%
Silt
56,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: paGLiMaggregated to Finistère
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,8
Org. C
72,7g/kg
Clay
20,3%
Sand
23,1%
Silt
56,6%
5–15 cm
pH H₂O
5,8
Org. C
45,3g/kg
Clay
20,3%
Sand
23,1%
Silt
56,6%
15–30 cm
pH H₂O
5,8
Org. C
28,2g/kg
Clay
21,6%
Sand
23,0%
Silt
55,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest34.9%
Crops21.3%
Built-up3.0%
Bare soil0.6%
Other (grassland, water…)40.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
3,4km
Basins crossed
1
Max stream order
1
Max drainage
3 064km²
Discharge in basins
0,1m³/s
Mean precip.
1 057mm/an
Mean T°
10,9°C
Moisture idx
0,37
Max snow
8%
Mean runoff
872mm/an
Mean elev. (basins)
81m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
1,0nW
Built-up
297,4%
Pesticides
47,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas10
IUCN Not Reported · 9IUCN IV · 1🌊 Marine · 9
Rade de Brest : Baie de Daoulas, Anse de Poulmic
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2019
81 km²
Rivière Elorn
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2007
24 km²
Rade de brest
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy) · 2007
1 km²
La Pointe de l\'Armorique
IUCN Not ReportedGeotope Protection Order · 2021
0 km²
Coupe-type de la Formation de Porsguen
IUCN Not ReportedGeotope Protection Order · 2021
0 km²
Complete list10 protected areas
- Rade de Brest, estuaire de l'AulneSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported201492 km²
- Rade de Brest : Baie de Daoulas, Anse de PoulmicSpecial Protection Area (Birds Directive)IUCN Not Reported201981 km²
- Rivière ElornSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported200724 km²
- Rade de brestLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)IUCN IV20071 km²
- La Pointe de l\'ArmoriqueGeotope Protection OrderIUCN Not Reported20210 km²
- Coupe-type de la Formation de PorsguenGeotope Protection OrderIUCN Not Reported20210 km²
- La coupe-type des formations de Kergarvan et de TraonliorsGeotope Protection OrderIUCN Not Reported20210 km²
- La Pointe du CaroGeotope Protection OrderIUCN Not Reported20210 km²
- Poulier de l\'Auberlac\'hGeotope Protection OrderIUCN Not Reported20210 km²
- La Pointe du CorbeauGeotope Protection OrderIUCN Not Reported20210 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.