Ontologia

Commune · GBR

Derry

United Kingdom

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

Species observed

1 902

Observations

16 466

Area

396,3km²

Ecological tissue

Sample of 38 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 Derry : 25 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 91 interactions GloBI sur 6 types (connectance 12.9%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
91
Connectance
0.129
Patrimoniales
4
Plus dense que (national)0 %(top 100%)

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

Species present

1 902 distinct species · 16 466 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

16 466 obs · 11 cellules
Obs. / cellule
≥ 2 684
2 628–2 683
2 604–2 627
1 184–2 603
< 1 184

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

Climate

Mean T°

9,2°C

Annual rain

1 240mm

Warmest m°

16,9°C

Coldest m°

2,0°C

Elevation: 126 m on average (min -7 m, max 526 m)

Bioclimatic detailsExpert
Annual mean temp.
9,2°C
Annual rain
1 240mm
Warmest month
16,9°C
Coldest month
2,0°C
Mean alt.
126m
Min
-7m
Max
526m
Std. dev.
91m
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

5,0

Org. C

186,9g/kg

Clay

14,1%

Sand

54,0%

Silt

31,9%

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

Dominant lithology: mtGLiMaggregated to Derry City and Strabane

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
211,0g/kg
Clay
14,2%
Sand
54,4%
Silt
31,5%
5–15 cm
pH H₂O
5,0
Org. C
181,8g/kg
Clay
13,8%
Sand
50,9%
Silt
35,4%
15–30 cm
pH H₂O
5,0
Org. C
167,9g/kg
Clay
14,2%
Sand
56,8%
Silt
28,9%

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

Land cover

Forest8.9%
Crops30.0%
Built-up1.2%
Bare soil0.2%
Other (grassland, water…)59.7%

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

Hydrology6 basins · 0 lakes · 18 rivers

Hydrology metrics for this exact territory

Stream length here

116,5km

Basins crossed

6

Max stream order

5

Max drainage

2 917km²

Discharge in basins

10,1m³/s

Mean precip.

1 125mm/an

Mean T°

8,1°C

Moisture idx

0,52

Max snow

20%

Mean runoff

908mm/an

Mean elev. (basins)

160m

Watersheds crossing here

Rivers / streams (18, ord ≥ 4)

6 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

2,5nW

Built-up

119,6%

Pesticides

27,0kg/km²

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

Sub-administrations26