Ontologia

HydroBASINS lev08 watershed · #1080558950

Bassin de Ouadi Koutoudyus

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 : Ennedi Est, Ennedi Ouest

EndorheicPfafstetter: 16154496

Sub-basin area

2 827,6km²

Upstream area

2 827,8km²

Discharge

1,58m³/s

Mean elev.

864m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

2 dept-equivalent regions (GADM L2)

  • Ennedi Ouest
    Ennedi Ouest · Chad
    2656.7 km²
    94.3% of basin
  • Ennedi Est
    Ennedi Est · Chad
    161.4 km²
    5.7% of basin

1 intersecting protected areas

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

Species present

81 distinct species · 128 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

128 obs · 19 cellules
Obs. / cellule
≥ 29
18–28
7–17
3–6
< 3

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

Ecological tissue

Sample of 28 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 Ouadi Koutoudyus : 24 espèces reliées par 31 interactions GloBI sur 2 types (connectance 8.2%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
31
Connectance
0.082
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°

25,9°C

Annual rain

82mm

Moisture idx (CMI)

-0,96

Runoff

22mm/an

PET

2 069mm

AET

66mm

Mean slope

5,1°

Water table

812cm

Forest

0%

Crops

0%

Urban

0%

Protected

0%

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