Ontologia

Subdivision · GBR

Rhayader

United Kingdom

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

Species observed

4 589

Observations

67 754

Area

139,5km²

Ecological tissue

Sample of 33 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 Rhayader : 20 espèces reliées par 100 interactions GloBI sur 6 types (connectance 17.8%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
100
Connectance
0.178
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

4 589 distinct species · 67 754 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

67 754 obs · 4 cellules
Obs. / cellule
≥ 41 662
41 662–41 661
17 825–41 661
17 825–17 824
< 17 825

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 881mm

Warmest m°

17,2°C

Coldest m°

-0,2°C

Elevation: 411 m on average (min 223 m, max 530 m)

Bioclimatic detailsExpert
Annual mean temp.
7,9°C
Annual rain
1 881mm
Warmest month
17,2°C
Coldest month
-0,2°C
Mean alt.
411m
Min
223m
Max
530m
Std. dev.
70m
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

142,0g/kg

Clay

18,5%

Sand

29,3%

Silt

52,3%

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
171,4g/kg
Clay
18,6%
Sand
28,9%
Silt
52,6%
5–15 cm
pH H₂O
5,0
Org. C
169,5g/kg
Clay
18,2%
Sand
28,6%
Silt
53,2%
15–30 cm
pH H₂O
5,0
Org. C
85,3g/kg
Clay
18,7%
Sand
30,3%
Silt
51,1%

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

Land cover

Forest5.5%
Crops34.0%
Built-up0.1%
Bare soil0.5%
Other (grassland, water…)59.9%

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

Hydrology2 basins · 4 lakes · 13 rivers

Hydrology metrics for this exact territory

Stream length here

47,2km

Lake surface here

3,66km²

Basins crossed

2

Max stream order

4

Max drainage

1 014km²

Discharge in basins

5,8m³/s

Mean precip.

1 539mm/an

Mean T°

7,7°C

Moisture idx

0,63

Max snow

12%

Mean runoff

1 186mm/an

Mean elev. (basins)

392m

Watersheds crossing here

Lakes (4, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

11,3%

Pesticides

7,5kg/km²

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

Protected areas28

IUCN IV · 24IUCN Not Reported · 4🌊 Marine · 1

Elenydd

IUCN IV

Site of Special Scientific Interest · 1954

227 km²

Elenydd

IUCN Not Reported

Emerald Network

86 km²

Claerwen

IUCN IV

National Nature Reserve · 1994

8 km²

Complete list

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