Ontologia

Subdivision · GBR

Martletwy

United Kingdom

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

Species observed

4 150

Observations

90 526

Area

100km²

Ecological tissue

Sample of 32 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 Martletwy : 18 espèces reliées par 90 interactions GloBI sur 5 types (connectance 17.0%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
90
Connectance
0.171
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

4 150 distinct species · 90 526 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

90 526 obs · 3 cellules
Obs. / cellule
≥ 41 397
41 397–41 396
41 397–41 396
29 716–41 396
< 29 716

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

Climate

Mean T°

10,8°C

Annual rain

1 215mm

Warmest m°

17,6°C

Coldest m°

4,3°C

Elevation: 46 m on average (min 13 m, max 103 m)

Bioclimatic detailsExpert
Annual mean temp.
10,8°C
Annual rain
1 215mm
Warmest month
17,6°C
Coldest month
4,3°C
Mean alt.
46m
Min
13m
Max
103m
Std. dev.
19m
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

5,9

Org. C

45,9g/kg

Clay

25,2%

Sand

34,6%

Silt

40,1%

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

Dominant lithology: ssGLiMaggregated to Pembrokeshire

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
70,1g/kg
Clay
24,4%
Sand
34,7%
Silt
40,9%
5–15 cm
pH H₂O
5,9
Org. C
42,8g/kg
Clay
25,3%
Sand
34,2%
Silt
40,5%
15–30 cm
pH H₂O
5,9
Org. C
24,7g/kg
Clay
26,0%
Sand
35,0%
Silt
38,9%

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

Land cover

Forest13.7%
Crops34.4%
Built-up0.3%
Bare soil0.3%
Other (grassland, water…)51.2%

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

Hydrology1 basins · 0 lakes · 11 rivers

Hydrology metrics for this exact territory

Stream length here

33,5km

Basins crossed

1

Max stream order

4

Max drainage

660km²

Discharge in basins

3,2m³/s

Mean precip.

916mm/an

Mean T°

9,6°C

Moisture idx

0,39

Max snow

10%

Mean runoff

944mm/an

Mean elev. (basins)

98m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

35,1%

Pesticides

26,9kg/km²

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