Ontologia

District · SDN

Ad Damer

Sudan

BWhArid, desert, hot(100 %)

Species observed

132

Observations

440

Area

10 874,6km²

Ecological tissue

Sample of 31 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 Ad Damer : 26 espèces reliées par 22 interactions GloBI sur 3 types (connectance 4.7%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
22
Connectance
0.047
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

132 distinct species · 440 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

440 obs · 67 cellules
Obs. / cellule
≥ 267
6–266
2–5
1–1
< 1

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

Climate

Mean T°

29,1°C

Annual rain

37mm

Warmest m°

40,6°C

Coldest m°

13,1°C

Elevation: 435 m on average (min 344 m, max 640 m)

Bioclimatic detailsExpert
Annual mean temp.
29,1°C
Annual rain
37mm
Warmest month
40,6°C
Coldest month
13,1°C
Mean alt.
435m
Min
344m
Max
640m
Std. dev.
54m
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

8,0

Org. C

3,3g/kg

Clay

20,7%

Sand

56,2%

Silt

23,1%

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

Dominant lithology: vbGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
4,3g/kg
Clay
20,7%
Sand
56,2%
Silt
23,1%
5–15 cm
pH H₂O
8,0
Org. C
3,2g/kg
Clay
20,4%
Sand
56,3%
Silt
23,3%
15–30 cm
pH H₂O
8,0
Org. C
2,4g/kg
Clay
21,1%
Sand
56,1%
Silt
22,8%

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

Land cover

Forest0.3%
Crops1.8%
Built-up0.0%
Bare soil95.4%
Other (grassland, water…)2.5%

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

Hydrology29 basins · 1 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

410,3km

Lake surface here

0,10km²

Basins crossed

29

Max stream order

8

Max drainage

2 251 430km²

Discharge in basins

4 474,7m³/s

Mean precip.

56mm/an

Mean T°

29,0°C

Moisture idx

-0,97

Mean runoff

12mm/an

Mean elev. (basins)

439m

Watersheds crossing here

20 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

4,5%

Pesticides

0,0kg/km²

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

Sub-administrations1