Ontologia

HydroBASINS lev08 watershed · #1080698800

Bassin de النيل الأبيض

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 3 administrative regions : Al Jabalian, Kosti, Singa

Pfafstetter: 17255170

Sub-basin area

2 021,4km²

Upstream area

1 556 673,5km²

Discharge

1 354,59m³/s

Mean elev.

399m

Administrative coverage

Hydrographic chain

3 dept-equivalent regions (GADM L2)

1 intersecting protected areas

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

35 distinct species · 66 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

66 obs · 17 cellules
Obs. / cellule
≥ 27
6–26
4–5
2–3
< 2

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

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 Bassin de النيل الأبيض : 11 espèces reliées par 15 interactions GloBI sur 2 types (connectance 19.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
13
Interactions affichées
15
Connectance
0.192
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydroclimate (BasinATLAS lev08)

Mean T°

28,1°C

Annual rain

365mm

Moisture idx (CMI)

-0,83

Runoff

6mm/an

PET

2 124mm

AET

305mm

Mean slope

0,0°

Water table

25cm

Forest

0%

Crops

21%

Urban

0%

Protected

0%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)