Ontologia

Commune · SDN

Tokar North

Sudan

BWhArid, desert, hot(100 %)

Species observed

340

Observations

1 964

Area

13 968,3km²

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 Tokar North : 36 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 37 interactions GloBI sur 4 types (connectance 4.5%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
37
Connectance
0.045
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

340 distinct species · 1 964 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 964 obs · 121 cellules
Obs. / cellule
≥ 364
22–363
5–21
2–4
< 2

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

Climate

Mean T°

28,1°C

Annual rain

101mm

Warmest m°

40,1°C

Coldest m°

17,8°C

Elevation: 332 m on average (min -582 m, max 1 532 m)

Bioclimatic detailsExpert
Annual mean temp.
28,1°C
Annual rain
101mm
Warmest month
40,1°C
Coldest month
17,8°C
Mean alt.
332m
Min
-582m
Max
1 532m
Std. dev.
317m
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

8,1

Org. C

6,3g/kg

Clay

17,9%

Sand

52,6%

Silt

29,5%

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

Dominant lithology: suGLiMaggregated to Tokar

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,1
Org. C
7,0g/kg
Clay
17,3%
Sand
52,8%
Silt
29,9%
5–15 cm
pH H₂O
8,1
Org. C
6,0g/kg
Clay
18,1%
Sand
52,6%
Silt
29,3%
15–30 cm
pH H₂O
8,2
Org. C
5,9g/kg
Clay
18,5%
Sand
52,2%
Silt
29,3%

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

Land cover

Forest0.7%
Crops1.6%
Built-up0.0%
Bare soil74.7%
Other (grassland, water…)22.9%

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

Hydrology38 basins · 1 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

348,6km

Lake surface here

0,30km²

Basins crossed

38

Max stream order

6

Max drainage

63 987km²

Discharge in basins

591,7m³/s

Mean precip.

106mm/an

Mean T°

28,3°C

Moisture idx

-0,94

Mean runoff

44mm/an

Mean elev. (basins)

370m

Watersheds crossing here

29 more basins

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

0,1%

Pesticides

0,1kg/km²

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