Ontologia

County · USA

Raleigh

United States

DfbCold, no dry season, warm summer(49 %)

Species observed

2 306

Observations

102 457

Area

1 581,5km²

Ecological tissue

Sample of 41 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 Raleigh : 31 espèces reliées par 82 interactions GloBI sur 4 types (connectance 9.5%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
42
Interactions affichées
82
Connectance
0.095
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

2 306 distinct species · 102 457 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

102 457 obs · 47 cellules
Obs. / cellule
≥ 47 760
3 259–47 759
954–3 258
397–953
< 397

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

Climate

Mean T°

11,0°C

Annual rain

1 200mm

Warmest m°

25,8°C

Coldest m°

-4,6°C

Elevation: 697 m on average (min 373 m, max 1 003 m)

Bioclimatic detailsExpert
Annual mean temp.
11,0°C
Annual rain
1 200mm
Warmest month
25,8°C
Coldest month
-4,6°C
Mean alt.
697m
Min
373m
Max
1 003m
Std. dev.
117m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(49 %)Cold

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

Soil & lithology

pH H₂O

4,9

Org. C

72,5g/kg

Clay

22,0%

Sand

32,2%

Silt

45,7%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
160,4g/kg
Clay
20,6%
Sand
33,5%
Silt
46,0%
5–15 cm
pH H₂O
4,8
Org. C
41,8g/kg
Clay
22,0%
Sand
32,0%
Silt
46,0%
15–30 cm
pH H₂O
4,9
Org. C
15,3g/kg
Clay
23,5%
Sand
31,2%
Silt
45,3%

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

Land cover

Forest84.0%
Crops3.5%
Built-up0.7%
Bare soil0.3%
Other (grassland, water…)11.5%

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

Hydrology6 basins · 4 lakes · 19 rivers

Hydrology metrics for this exact territory

Stream length here

326,0km

Lake surface here

2,44km²

Basins crossed

6

Max stream order

5

Max drainage

22 582km²

Discharge in basins

143,1m³/s

Mean precip.

1 127mm/an

Mean T°

10,8°C

Moisture idx

0,03

Max snow

5%

Mean runoff

432mm/an

Mean elev. (basins)

600m

Rivers / streams (19, ord ≥ 4)

7 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

1,8nW

Built-up

69,4%

Pesticides

0,7kg/km²

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

Protected areas2

IUCN II · 1IUCN III · 1

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