Ontologia

HydroBASINS lev08 watershed · #1080837620

Bassin de Bahr el-Ghazal

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 2 administrative regions : Faring, Rabkona

288% lakePfafstetter: 17281030

Sub-basin area

29,3km²

Upstream area

598 744,4km²

Discharge

1 050,11m³/s

Mean elev.

398m

Administrative coverage

Hydrographic chain

Receives from 2 basins

2 dept-equivalent regions (GADM L2)

2 intersecting protected areas

  • Zeraf

    IUCN VI

    Game Reserve

    29.22 km² overlap

  • Sudd

    IUCN Not Reported

    Wetland of International Importance (Ramsar Site)

    29.22 km² overlap

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

Species present

57 distinct species · 125 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

125 obs · 1 cellules
Obs. / cellule
≥ 125
125–124
125–124
125–124
< 125

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

Ecological tissue

Sample of 12 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 Bahr el-Ghazal : 10 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 9 interactions GloBI sur 3 types (connectance 13.6%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
9
Connectance
0.136
Patrimoniales
1
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°

27,7°C

Annual rain

810mm

Moisture idx (CMI)

-0,60

Runoff

69mm/an

PET

2 041mm

AET

683mm

Mean slope

0,0°

Water table

11cm

Forest

0%

Crops

0%

Urban

0%

Protected

100%

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