Ontologia

Subdivision · GBR

Trellech United

United Kingdom

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

Species observed

1 973

Observations

28 887

Area

43,8km²

Ecological tissue

Sample of 13 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 Trellech United : 6 espèces reliées par 34 interactions GloBI sur 5 types (connectance 37.4%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
14
Interactions affichées
34
Connectance
0.374
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

1 973 distinct species · 28 887 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

28 887 obs · 1 cellules
Obs. / cellule
≥ 28 887
28 887–28 886
28 887–28 886
28 887–28 886
< 28 887

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

Climate

Mean T°

9,7°C

Annual rain

1 067mm

Warmest m°

19,7°C

Coldest m°

1,1°C

Elevation: 182 m on average (min 53 m, max 256 m)

Bioclimatic detailsExpert
Annual mean temp.
9,7°C
Annual rain
1 067mm
Warmest month
19,7°C
Coldest month
1,1°C
Mean alt.
182m
Min
53m
Max
256m
Std. dev.
53m
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

51,4g/kg

Clay

29,2%

Sand

24,2%

Silt

46,6%

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

Dominant lithology: scGLiMaggregated to Monmouthshire

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
83,5g/kg
Clay
27,2%
Sand
25,1%
Silt
47,6%
5–15 cm
pH H₂O
6,1
Org. C
42,9g/kg
Clay
30,2%
Sand
23,3%
Silt
46,5%
15–30 cm
pH H₂O
6,1
Org. C
27,8g/kg
Clay
30,1%
Sand
24,2%
Silt
45,7%

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

Land cover

Forest25.2%
Crops39.0%
Built-up0.6%
Bare soil0.1%
Other (grassland, water…)35.0%

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

Hydrology3 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

9,2km

Basins crossed

3

Max stream order

5

Max drainage

4 117km²

Discharge in basins

24,0m³/s

Mean precip.

975mm/an

Mean T°

9,1°C

Moisture idx

0,32

Max snow

11%

Mean runoff

683mm/an

Mean elev. (basins)

184m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

63,4%

Pesticides

29,7kg/km²

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

Protected areas19

IUCN IV · 12IUCN Not Reported · 4IUCN V · 3🌊 Marine · 3

Wye Valley

IUCN V

Area of Outstanding Natural Beauty · 1971

328 km²

Wye Valley

IUCN V

Area Of Outstanding Natural Beauty · 1971

210 km²

River Wye

IUCN IV

Site of Special Scientific Interest · 1996

9 km²

Complete list

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