Ontologia

District · SSD

Raja

South Sudan

AwTropical, savannah(87 %)

Species observed

44

Observations

1 514

Area

56 645,6km²

Ecological tissue

Sample of 13 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 Raja : 12 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 8 interactions GloBI sur 3 types (connectance 10.3%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
13
Interactions affichées
8
Connectance
0.103
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

44 distinct species · 1 514 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 514 obs · 30 cellules
Obs. / cellule
≥ 1 044
88–1 043
11–87
6–10
< 6

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

26,3°C

Annual rain

1 074mm

Warmest m°

36,7°C

Coldest m°

18,8°C

Elevation: 617 m on average (min 431 m, max 1 108 m)

Bioclimatic detailsExpert
Annual mean temp.
26,3°C
Annual rain
1 074mm
Warmest month
36,7°C
Coldest month
18,8°C
Mean alt.
617m
Min
431m
Max
1 108m
Std. dev.
114m
Köppen-Geiger (dominant)
AwTropical, savannah(87 %)Tropical

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

Soil & lithology

pH H₂O

6,1

Org. C

13,9g/kg

Clay

24,6%

Sand

53,2%

Silt

22,2%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
19,5g/kg
Clay
22,5%
Sand
54,9%
Silt
22,6%
5–15 cm
pH H₂O
6,1
Org. C
14,2g/kg
Clay
23,8%
Sand
53,7%
Silt
22,5%
15–30 cm
pH H₂O
6,1
Org. C
8,1g/kg
Clay
27,4%
Sand
51,0%
Silt
21,6%

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

Land cover

Forest29.8%
Crops0.3%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)69.9%

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

Hydrology88 basins · 0 lakes · 18 rivers

Hydrology metrics for this exact territory

Stream length here

1 726,7km

Basins crossed

88

Max stream order

6

Max drainage

62 351km²

Discharge in basins

591,5m³/s

Mean precip.

1 012mm/an

Mean T°

25,9°C

Moisture idx

-0,51

Mean runoff

71mm/an

Mean elev. (basins)

622m

Watersheds crossing here

79 more basins

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

0hab/km²

Built-up

0,2%

Pesticides

2,4kg/km²

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

Protected areas4

IUCN VI · 3IUCN IV · 1

Zemongo

IUCN IV

Faunal Reserve · 1940

13 675 km²

Chelkou

IUCN VI

Game Reserve · 1939

5 293 km²

Boro

IUCN VI

Game Reserve · 1986

1 495 km²

Ashana

IUCN VI

Game Reserve · 1939

90 km²

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

Sub-administrations1