Ontologia

HydroBASINS lev08 watershed · #1080876750

Bassin de Bahr el Zeraf

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 1 administrative regions : Ayod

17% lakePfafstetter: 17270430

Sub-basin area

527,9km²

Upstream area

18 659km²

Discharge

0m³/s

Mean elev.

401m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Bahr el Zeraf2133 km²

▲ Receives from 2 basins

1 dept-equivalent regions (GADM L2)

2 intersecting protected areas

  • Sudd

    IUCN Not Reported

    Wetland of International Importance (Ramsar Site)

    525.72 km² overlap

  • Zeraf

    IUCN VI

    Game Reserve

    235.80 km² overlap

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

Species present

4 distinct species · 34 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

34 obs · 5 cellules
Obs. / cellule
≥ 16
16–15
13–15
2–12
< 2

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

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

27,5°C

Annual rain

823mm

Moisture idx (CMI)

-0,59

Runoff

78mm/an

PET

2 003mm

AET

694mm

Mean slope

0,0°

Water table

2cm

Forest

0%

Crops

0%

Urban

1%

Protected

45%

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