Afon Dyfrdwy (River Dee)
IUCN IVSite of Special Scientific Interest · 1995
15 km²
Subdivision · GBR
Sealand
United Kingdom
CfbTemperate, no dry season, warm summer(100 %)
Area
20,5km²
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Species present
Computing species observations from GBIF…
Climate
Mean T°
10,3°C
Annual rain
794mm
Warmest m°
19,7°C
Coldest m°
1,9°C
Elevation: 6 m on average (min 4 m, max 23 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,3°C
Annual rain
794mm
Warmest month
19,7°C
Coldest month
1,9°C
Mean alt.
6m
Min
4m
Max
23m
Std. dev.
2m
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
65,4g/kg
Clay
26,9%
Sand
36,6%
Silt
36,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Flintshire
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,0
Org. C
91,3g/kg
Clay
26,4%
Sand
36,7%
Silt
36,9%
5–15 cm
pH H₂O
6,1
Org. C
58,5g/kg
Clay
25,4%
Sand
38,0%
Silt
36,6%
15–30 cm
pH H₂O
6,0
Org. C
46,4g/kg
Clay
28,9%
Sand
35,0%
Silt
36,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest6.5%
Crops38.5%
Built-up3.7%
Bare soil1.4%
Other (grassland, water…)49.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology
Computing basins, lakes, rivers…
Human pressure
Pop. density
1hab/km²
Night light
14,1nW
Built-up
370,2%
Pesticides
30,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN IV · 1IUCN Not Reported · 1🌊 Marine · 2
River Dee and Bala Lake/ Afon Dyfrdwy a Llyn Tegid
IUCN Not ReportedEmerald Network
13 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN