Ontologia

HydroBASINS lev08 watershed · #1080848540

Bassin de Benue

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 4 administrative regions : Demsa, Fufore, Yola North, Yola South

Pfafstetter: 14228340

Sub-basin area

590,8km²

Upstream area

590,9km²

Discharge

3,44m³/s

Mean elev.

316m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

4 dept-equivalent regions (GADM L2)

3 intersecting protected areas

  • Namtari

    IUCN Not Reported

    Forest Reserve

    14.39 km² overlap

  • Sebore

    IUCN Not Reported

    Forest Reserve

    9.27 km² overlap

  • Lainde

    IUCN Not Reported

    Forest Reserve

    7.04 km² overlap

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

Species present

266 distinct species · 985 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

985 obs · 12 cellules
Obs. / cellule
≥ 362
108–361
85–107
83–84
< 83

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

Ecological tissue

Sample of 30 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 Benue : 24 espèces reliées par 26 interactions GloBI sur 3 types (connectance 5.6%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
26
Connectance
0.056
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°

27,1°C

Annual rain

1 000mm

Moisture idx (CMI)

-0,48

Runoff

187mm/an

PET

1 941mm

AET

827mm

Mean slope

3,5°

Water table

203cm

Forest

0%

Crops

22%

Urban

14%

Protected

5%

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