Ontologia

Subdivision · GBR

Darren Valley

United Kingdom

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

Species observed

1 036

Observations

4 383

Area

19,7km²

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 Darren Valley : 23 espèces reliées par 97 interactions GloBI sur 6 types (connectance 17.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
97
Connectance
0.173
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

1 036 distinct species · 4 383 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 383 obs · 1 cellules
Obs. / cellule
≥ 4 383
4 383–4 382
4 383–4 382
4 383–4 382
< 4 383

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

Climate

Mean T°

8,6°C

Annual rain

1 629mm

Warmest m°

18,2°C

Coldest m°

0,3°C

Elevation: 345 m on average (min 253 m, max 417 m)

Bioclimatic detailsExpert
Annual mean temp.
8,6°C
Annual rain
1 629mm
Warmest month
18,2°C
Coldest month
0,3°C
Mean alt.
345m
Min
253m
Max
417m
Std. dev.
35m
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

5,6

Org. C

67,4g/kg

Clay

22,7%

Sand

32,8%

Silt

44,5%

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

Dominant lithology: ssGLiMaggregated to Caerphilly

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
85,8g/kg
Clay
22,5%
Sand
32,8%
Silt
44,7%
5–15 cm
pH H₂O
5,7
Org. C
79,3g/kg
Clay
23,4%
Sand
32,3%
Silt
44,3%
15–30 cm
pH H₂O
5,7
Org. C
37,1g/kg
Clay
22,3%
Sand
33,2%
Silt
44,6%

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

Land cover

Forest9.0%
Crops34.7%
Built-up0.6%
Bare soil0.5%
Other (grassland, water…)55.1%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

4,8km

Basins crossed

2

Max stream order

1

Max drainage

523km²

Discharge in basins

0,1m³/s

Mean precip.

1 154mm/an

Mean T°

9,0°C

Moisture idx

0,45

Max snow

10%

Mean runoff

859mm/an

Mean elev. (basins)

229m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

1,1nW

Built-up

60,9%

Pesticides

31,5kg/km²

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

Protected areas1

IUCN Not Reported · 1

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