Ontologia

HydroBASINS lev08 watershed · #5080020530

Bassin de Sungai Biatan

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 : Berau

Coastal basinPfafstetter: 52179305

Sub-basin area

293km²

Upstream area

293km²

Discharge

0,16m³/s

Mean elev.

97m

Administrative coverage

1 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Kab. Berau

    IUCN Not Reported

    Marine Protected Area

    2.76 km² overlap

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

Species present

2 distinct species · 2 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 obs · 1 cellules
Obs. / cellule
≥ 2
2–1
2–1
2–1
< 2

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

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

26,3°C

Annual rain

1 713mm

Moisture idx (CMI)

0,14

Runoff

511mm/an

PET

1 473mm

AET

1 393mm

Mean slope

2,7°

Water table

100cm

Forest

69%

Crops

24%

Urban

0%

Protected

9%

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