Ontologia

HydroBASINS lev08 watershed · #4080815200

Bassin de 叶如藏布

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 : Shigatse

Pfafstetter: 45242803

Sub-basin area

1 049,1km²

Upstream area

6 134,4km²

Discharge

104,79m³/s

Mean elev.

4 760m

Administrative coverage

Hydrographic chain

1 dept-equivalent regions (GADM L2)

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

Species present

423 distinct species · 891 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

891 obs · 8 cellules
Obs. / cellule
≥ 812
812–811
25–811
4–24
< 4

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

Ecological tissue

Sample of 17 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 叶如藏布 : 14 espèces reliées par 12 interactions GloBI sur 3 types (connectance 8.8%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
17
Interactions affichées
12
Connectance
0.088
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°

-0,1°C

Annual rain

353mm

Moisture idx (CMI)

-0,53

Runoff

910mm/an

PET

753mm

AET

314mm

Mean slope

14,8°

Water table

525cm

Forest

0%

Crops

1%

Urban

0%

Protected

77%

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