Ontologia

Subdivision · GBR

Llanwddyn

United Kingdom

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

Species observed

2 618

Observations

36 180

Area

167,5km²

Ecological tissue

Sample of 37 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 Llanwddyn : 26 espèces reliées par 84 interactions GloBI sur 6 types (connectance 12.6%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
84
Connectance
0.126
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

2 618 distinct species · 36 180 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

36 180 obs · 4 cellules
Obs. / cellule
≥ 20 065
20 065–20 064
8 705–20 064
8 705–8 704
< 8 705

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

Climate

Mean T°

7,9°C

Annual rain

1 926mm

Warmest m°

17,1°C

Coldest m°

-0,3°C

Elevation: 403 m on average (min 175 m, max 617 m)

Bioclimatic detailsExpert
Annual mean temp.
7,9°C
Annual rain
1 926mm
Warmest month
17,1°C
Coldest month
-0,3°C
Mean alt.
403m
Min
175m
Max
617m
Std. dev.
94m
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

5,0

Org. C

136,7g/kg

Clay

18,9%

Sand

33,0%

Silt

48,1%

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

Dominant lithology: ssGLiMaggregated to Powys

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
160,7g/kg
Clay
18,6%
Sand
32,9%
Silt
48,5%
5–15 cm
pH H₂O
5,0
Org. C
164,5g/kg
Clay
18,5%
Sand
33,0%
Silt
48,6%
15–30 cm
pH H₂O
5,0
Org. C
84,9g/kg
Clay
19,7%
Sand
33,2%
Silt
47,1%

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

Land cover

Forest22.7%
Crops26.9%
Built-up0.1%
Bare soil0.5%
Other (grassland, water…)49.9%

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

Hydrology3 basins · 1 lakes · 17 rivers

Hydrology metrics for this exact territory

Stream length here

70,2km

Lake surface here

4,05km²

Basins crossed

3

Max stream order

2

Max drainage

1 994km²

Discharge in basins

5,2m³/s

Mean precip.

1 101mm/an

Mean T°

8,0°C

Moisture idx

0,45

Max snow

14%

Mean runoff

965mm/an

Mean elev. (basins)

270m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (17, ord ≥ 4)

5 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

8,2%

Pesticides

21,3kg/km²

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

Protected areas8

IUCN IV · 4IUCN Not Reported · 3IUCN V · 1🌊 Marine · 1

Eryri

IUCN V

National Park · 1951

2 140 km²

Berwyn

IUCN Not Reported

Emerald Network

243 km²

Berwyn

IUCN IV

Site of Special Scientific Interest · 1983

243 km²

Y Berwyn

IUCN IV

National Nature Reserve · 1999

79 km²

Complete list

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