Ontologia

HydroBASINS lev08 watershed · #1080831970

Bassin de Yuli River

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 : Alkaleri, Kanam

Pfafstetter: 14227440

Sub-basin area

1 468,4km²

Upstream area

1 468,4km²

Discharge

9,26m³/s

Mean elev.

468m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

2 dept-equivalent regions (GADM L2)

2 intersecting protected areas

  • Yankari

    IUCN IV

    Game Reserve

    488.92 km² overlap

  • Yankari

    IUCN II

    Forest Reserve

    347.29 km² overlap

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

Species present

233 distinct species · 1 233 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 233 obs · 21 cellules
Obs. / cellule
≥ 182
168–181
90–167
21–89
< 21

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

Ecological tissue

Sample of 26 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 Yuli River : 20 espèces reliées par 22 interactions GloBI sur 4 types (connectance 6.8%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
22
Connectance
0.068
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°

26,0°C

Annual rain

1 019mm

Moisture idx (CMI)

-0,47

Runoff

199mm/an

PET

1 909mm

AET

826mm

Mean slope

3,0°

Water table

214cm

Forest

0%

Crops

52%

Urban

0%

Protected

78%

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