Ontologia

Subdivision · GBR

Bircher

United Kingdom

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

Species observed

1 017

Observations

4 021

Area

81,9km²

Ecological tissue

Sample of 35 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 Bircher : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 130 interactions GloBI sur 7 types (connectance 20.6%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
130
Connectance
0.206
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 017 distinct species · 4 021 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 021 obs · 1 cellules
Obs. / cellule
≥ 4 021
4 021–4 020
4 021–4 020
4 021–4 020
< 4 021

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

Climate

Mean T°

9,6°C

Annual rain

866mm

Warmest m°

19,8°C

Coldest m°

1,0°C

Elevation: 116 m on average (min 73 m, max 267 m)

Bioclimatic detailsExpert
Annual mean temp.
9,6°C
Annual rain
866mm
Warmest month
19,8°C
Coldest month
1,0°C
Mean alt.
116m
Min
73m
Max
267m
Std. dev.
47m
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

6,3

Org. C

50,9g/kg

Clay

29,8%

Sand

22,8%

Silt

47,4%

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

Dominant lithology: ssGLiMaggregated to Herefordshire, County of

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
82,0g/kg
Clay
28,5%
Sand
23,9%
Silt
47,6%
5–15 cm
pH H₂O
6,3
Org. C
43,0g/kg
Clay
30,4%
Sand
22,9%
Silt
46,7%
15–30 cm
pH H₂O
6,3
Org. C
27,6g/kg
Clay
30,4%
Sand
21,7%
Silt
47,9%

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

Land cover

Forest11.2%
Crops55.0%
Built-up0.5%
Bare soil0.2%
Other (grassland, water…)33.2%

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

Hydrology2 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

17,5km

Basins crossed

2

Max stream order

3

Max drainage

1 640km²

Discharge in basins

1,5m³/s

Mean precip.

861mm/an

Mean T°

8,8°C

Moisture idx

0,24

Max snow

11%

Mean runoff

622mm/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

0,1nW

Built-up

48,5%

Pesticides

30,2kg/km²

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

Protected areas7

IUCN IV · 5IUCN V · 2

River Lugg

IUCN IV

Site of Special Scientific Interest · 1995

1 km²

Complete list

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