Ontologia

HydroBASINS lev08 watershed · #1080685800

Bassin de Goulbi de Maradi

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 across 2 countries : Jibia, Madarounfa

2% lakePfafstetter: 14246230

Sub-basin area

838,3km²

Upstream area

4 922,7km²

Discharge

3,65m³/s

Mean elev.

413m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

2 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Lac de Madarounfa

    IUCN Not Reported

    Wetland of International Importance (Ramsar Site)

    2.49 km² overlap

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

Species present

215 distinct species · 400 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

400 obs · 12 cellules
Obs. / cellule
≥ 93
64–92
57–63
35–56
< 35

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 Goulbi de Maradi : 24 espèces reliées par 22 interactions GloBI sur 4 types (connectance 5.4%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
22
Connectance
0.054
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°

26,8°C

Annual rain

497mm

Moisture idx (CMI)

-0,75

Runoff

28mm/an

PET

2 019mm

AET

418mm

Mean slope

0,5°

Water table

171cm

Forest

0%

Crops

94%

Urban

13%

Protected

0%

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