Ontologia

Commune · SDN

Umm Dam

Sudan

BWhArid, desert, hot(100 %)

Species observed

19

Observations

47

Area

5 948,4km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 4 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 Umm Dam : 4 espèces reliées par 2 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2).

Espèces affichées
4
Interactions affichées
2
Connectance
0.333
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

19 distinct species · 47 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

47 obs · 21 cellules
Obs. / cellule
≥ 9
4–8
2–3
2–1
< 2

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

Climate

Mean T°

28,0°C

Annual rain

233mm

Warmest m°

39,1°C

Coldest m°

15,2°C

Elevation: 454 m on average (min 419 m, max 517 m)

Bioclimatic detailsExpert
Annual mean temp.
28,0°C
Annual rain
233mm
Warmest month
39,1°C
Coldest month
15,2°C
Mean alt.
454m
Min
419m
Max
517m
Std. dev.
21m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)Arid

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

Soil & lithology

pH H₂O

7,7

Org. C

5,3g/kg

Clay

27,0%

Sand

46,9%

Silt

26,1%

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

Dominant lithology: suGLiMaggregated to Um Rawaba

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,7
Org. C
5,8g/kg
Clay
25,2%
Sand
48,8%
Silt
26,0%
5–15 cm
pH H₂O
7,7
Org. C
5,3g/kg
Clay
27,1%
Sand
46,8%
Silt
26,1%
15–30 cm
pH H₂O
7,8
Org. C
4,9g/kg
Clay
28,7%
Sand
45,0%
Silt
26,3%

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

Land cover

Forest2.8%
Crops31.1%
Built-up0.1%
Bare soil15.1%
Other (grassland, water…)51.0%

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

Hydrology18 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

18

Max drainage

4 732km²

Discharge in basins

4,0m³/s

Mean precip.

255mm/an

Mean T°

27,9°C

Moisture idx

-0,88

Mean runoff

12mm/an

Mean elev. (basins)

462m

Watersheds crossing here

9 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

13,0%

Pesticides

0,5kg/km²

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