Ontologia

County · USA

Bristol

United States

DfaCold, no dry season, hot summer(77 %)

Species observed

5 263

Observations

1 163 350

Area

1 486,9km²

Ecological tissue

Sample of 39 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 Bristol : 29 espèces reliées par 77 interactions GloBI sur 4 types (connectance 10.4%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
77
Connectance
0.104
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

5 263 distinct species · 1 163 350 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 163 350 obs · 40 cellules
Obs. / cellule
≥ 218 851
68 930–218 850
28 869–68 929
20 485–28 868
< 20 485

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

Climate

Mean T°

10,6°C

Annual rain

1 310mm

Warmest m°

26,7°C

Coldest m°

-5,1°C

Elevation: 30 m on average (min -11 m, max 96 m)

Bioclimatic detailsExpert
Annual mean temp.
10,6°C
Annual rain
1 310mm
Warmest month
26,7°C
Coldest month
-5,1°C
Mean alt.
30m
Min
-11m
Max
96m
Std. dev.
17m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(77 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

4,8

Org. C

111,5g/kg

Clay

6,7%

Sand

59,0%

Silt

34,4%

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

Dominant lithology: paGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,6
Org. C
252,5g/kg
Clay
7,2%
Sand
58,6%
Silt
34,3%
5–15 cm
pH H₂O
4,8
Org. C
56,6g/kg
Clay
6,6%
Sand
58,9%
Silt
34,4%
15–30 cm
pH H₂O
4,9
Org. C
25,6g/kg
Clay
6,2%
Sand
59,4%
Silt
34,4%

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

Land cover

Forest60.7%
Crops1.7%
Built-up3.4%
Bare soil0.3%
Other (grassland, water…)33.8%

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

Hydrology4 basins · 3 lakes · 48 rivers

Hydrology metrics for this exact territory

Stream length here

326,3km

Lake surface here

1,03km²

Basins crossed

4

Max stream order

4

Max drainage

3 415km²

Discharge in basins

19,4m³/s

Mean precip.

1 184mm/an

Mean T°

9,8°C

Moisture idx

0,22

Max snow

11%

Mean runoff

796mm/an

Mean elev. (basins)

27m

Watersheds crossing here

Lakes (3, top by area)

Rivers / streams (48, ord ≥ 4)

36 more river segments

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

Human pressure

Pop. density

3hab/km²

Night light

5,3nW

Built-up

338,8%

Pesticides

12,6kg/km²

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

Protected areas100

IUCN Not Assigned · 69IUCN V · 28IUCN IV · 2IUCN VI · 1🌊 Marine · 15
Complete list

+ 40 protected areas (top 60 shown)

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