Ontologia

HydroBASINS lev08 watershed · #1080670330

Bassin · #1080670330

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 : Diffa

Endorheic 559% lakePfafstetter: 16244100

Sub-basin area

23,1km²

Upstream area

58 722,7km²

Discharge

0m³/s

Mean elev.

280m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

1 dept-equivalent regions (GADM L2)

  • Diffa
    Diffa · Niger
    23.0 km²
    100.0% of basin

1 intersecting protected areas

  • Lac Tchad

    IUCN IV

    Wetland of International Importance (Ramsar Site)

    19.33 km² overlap

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

Species present

0 distinct species · 0 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

0 obs · 0 cellules

Aucune observation géoréférencée précise (<10 km) dans ce territoire.

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Graphe en cours d’indexation

Calcul du tissu écologique de cette entité.

Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).

Hydroclimate (BasinATLAS lev08)

Mean T°

27,3°C

Annual rain

242mm

Moisture idx (CMI)

-0,88

Runoff

95mm/an

PET

2 097mm

AET

201mm

Mean slope

0,2°

Water table

24cm

Forest

0%

Crops

9%

Urban

0%

Protected

0%

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