Ontologia

HydroBASINS lev08 watershed · #1080768300

Bassin de Alibori

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 3 administrative regions : Banikoara, Gogounou, Kandi

Pfafstetter: 14258035

Sub-basin area

408,1km²

Upstream area

7 545,3km²

Discharge

39,92m³/s

Mean elev.

270m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

3 dept-equivalent regions (GADM L2)

1 intersecting protected areas

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

Species present

42 distinct species · 332 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

332 obs · 14 cellules
Obs. / cellule
≥ 59
50–58
31–49
23–30
< 23

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

Ecological tissue

Sample of 15 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 Alibori : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 12 interactions GloBI sur 4 types (connectance 11.4%, filtre Serrano α=0.2).

Espèces affichées
15
Interactions affichées
12
Connectance
0.114
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°

27,6°C

Annual rain

993mm

Moisture idx (CMI)

-0,50

Runoff

120mm/an

PET

1 981mm

AET

823mm

Mean slope

0,8°

Water table

105cm

Forest

16%

Crops

13%

Urban

0%

Protected

35%

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