Danau Bian
IUCN IVWildlife Reserve
1 105 km²
Commune · IDN
Ulilin
Indonesia
AfTropical, rainforest(100 %)
Species observed
40
Observations
70
Area
2 687,6km²
Ecological tissue
Sample of 2 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 Ulilin : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Espèces affichées
2
Interactions affichées
1
Connectance
1.000
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
40 distinct species · 70 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,2°C
Annual rain
3 155mm
Warmest m°
30,7°C
Coldest m°
22,5°C
Elevation: 31 m on average (min 11 m, max 56 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,2°C
Annual rain
3 155mm
Warmest month
30,7°C
Coldest month
22,5°C
Mean alt.
31m
Min
11m
Max
56m
Std. dev.
9m
Köppen-Geiger (dominant)
AfTropical, rainforest(100 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,2
Org. C
66,3g/kg
Clay
38,6%
Sand
30,0%
Silt
31,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Merauke
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,2
Org. C
68,6g/kg
Clay
37,7%
Sand
30,8%
Silt
31,5%
5–15 cm
pH H₂O
5,2
Org. C
59,0g/kg
Clay
38,1%
Sand
30,4%
Silt
31,4%
15–30 cm
pH H₂O
5,2
Org. C
71,2g/kg
Clay
40,0%
Sand
28,8%
Silt
31,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest87.7%
Crops0.6%
Built-up0.0%
Bare soil0.2%
Other (grassland, water…)11.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology9 basins · 33 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
85,1km
Lake surface here
46,03km²
Basins crossed
9
Max stream order
7
Max drainage
19 528km²
Discharge in basins
1 277,4m³/s
Mean precip.
2 790mm/an
Mean T°
26,4°C
Moisture idx
0,42
Mean runoff
1 507mm/an
Mean elev. (basins)
40m
Watersheds crossing here
- Bassin de Leki Mandobsub-area857,4 km²overlap782.03 km²29%
- Bassin de Ifuleki Marosub-area2 194,5 km²overlap411.73 km²15%
- Bassin de Fly Riversub-area2 437,1 km²overlap316.98 km²12%
- Bassin de Fly Riversub-area659,7 km²overlap254.69 km²9%
- Bassin de Ifuleki Biansub-area1 993,7 km²overlap245.05 km²9%
- Bassin de Ifuleki Kumbesub-area1 404,5 km²overlap229.69 km²9%
- Bassin de Ifuleki Biansub-area967 km²overlap201.99 km²8%
- Bassin de Fly Riversub-area547,6 km²overlap191.51 km²7%
- Bassin de Fly Riversub-area367,9 km²overlap53.88 km²2%
Lakes (33, top by area)
- Kai Lagoonarea61,7 km²avg depth9.3 m
- Lake #16055area18,8 km²avg depth9.1 m
- Lake #81445area4 km²avg depth6.3 m
- Lake #81440area3,4 km²avg depth7.2 m
- Lake #81357area1,9 km²avg depth3.6 m
- Lac 1409885area0,6 km²avg depth4.3 m
- Lac 1409871area0,6 km²avg depth3.3 m
- Lac 1409877area0,6 km²avg depth3.9 m
- Lac 1409861area0,6 km²avg depth4.3 m
24 more lakes
- Lac 1409979area0,6 km²avg depth3.1 m
- Lac 1409893area0,5 km²avg depth4.1 m
- Lac 1409969area0,5 km²avg depth2.4 m
- Lac 1409901area0,4 km²avg depth2.6 m
- Lac 1409906area0,4 km²avg depth3.1 m
- Lac 1409938area0,4 km²avg depth2.6 m
- Lac 1409984area0,3 km²avg depth2.3 m
- Lac 1409987area0,3 km²avg depth4.6 m
- Lac 1409849area0,3 km²avg depth2.2 m
- Lac 1409955area0,3 km²avg depth3.7 m
- Lac 1409884area0,2 km²avg depth2.4 m
- Lac 1409866area0,2 km²avg depth3.5 m
- Lac 1409886area0,2 km²avg depth2.3 m
- Lac 1409870area0,2 km²avg depth2.3 m
- Lac 1409895area0,2 km²avg depth2.2 m
- Lac 1409924area0,2 km²avg depth3.1 m
- Lac 1409887area0,2 km²avg depth2.2 m
- Lac 1409889area0,2 km²avg depth2.4 m
- Lac 1409920area0,2 km²avg depth4.3 m
- Lac 1409872area0,2 km²avg depth2.1 m
- Lac 1409961area0,1 km²avg depth2.6 m
- Lac 1409859area0,1 km²avg depth3.2 m
- Lac 1409874area0,1 km²avg depth2.0 m
- Lac 1409879area0,1 km²avg depth2.6 m
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
0,7%
Pesticides
0,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN IV · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN