Ontologia

Commune · SDN

Sennar Junction

Sudan

BWhArid, desert, hot(82 %)

Species observed

222

Observations

504

Area

4 722,8km²

Ecological tissue

Sample of 35 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 Sennar Junction : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 38 interactions GloBI sur 2 types (connectance 6.4%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
38
Connectance
0.064
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

222 distinct species · 504 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

504 obs · 39 cellules
Obs. / cellule
≥ 115
55–114
6–54
1–5
< 1

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

Climate

Mean T°

29,4°C

Annual rain

370mm

Warmest m°

40,7°C

Coldest m°

18,7°C

Elevation: 438 m on average (min 399 m, max 542 m)

Bioclimatic detailsExpert
Annual mean temp.
29,4°C
Annual rain
370mm
Warmest month
40,7°C
Coldest month
18,7°C
Mean alt.
438m
Min
399m
Max
542m
Std. dev.
17m
Köppen-Geiger (dominant)
BWhArid, desert, hot(82 %)Arid

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

Soil & lithology

pH H₂O

7,6

Org. C

6,3g/kg

Clay

48,5%

Sand

19,1%

Silt

32,4%

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

Dominant lithology: suGLiMaggregated to Sennar

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
7,0g/kg
Clay
47,6%
Sand
19,8%
Silt
32,5%
5–15 cm
pH H₂O
7,6
Org. C
6,1g/kg
Clay
48,2%
Sand
19,0%
Silt
32,7%
15–30 cm
pH H₂O
7,7
Org. C
5,6g/kg
Clay
49,7%
Sand
18,3%
Silt
32,0%

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

Land cover

Forest2.3%
Crops42.9%
Built-up0.3%
Bare soil1.2%
Other (grassland, water…)53.3%

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

Hydrology14 basins · 3 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

77,3km

Lake surface here

3,82km²

Basins crossed

14

Max stream order

7

Max drainage

1 563 618km²

Discharge in basins

2 615,7m³/s

Mean precip.

380mm/an

Mean T°

28,4°C

Moisture idx

-0,83

Mean runoff

2mm/an

Mean elev. (basins)

432m

Watersheds crossing here

5 more basins

Lakes (3, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,2nW

Built-up

29,3%

Pesticides

2,1kg/km²

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