Sanctuary of Migratory Birds at Nakdonggang River Estuary
IUCN IVNatural Monument · 1966
87 km²
District · KOR
Buk
South Korea
CwaTemperate, dry winter, hot summer(95 %)
Species observed
662
Observations
2 152
Area
39,7km²
Ecological tissue
Sample of 40 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 Buk : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 78 interactions GloBI sur 5 types (connectance 9.1%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
42
Interactions affichées
78
Connectance
0.091
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
662 distinct species · 2 152 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
14,0°C
Annual rain
1 463mm
Warmest m°
27,3°C
Coldest m°
-2,1°C
Elevation: 174 m on average (min 2 m, max 496 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
14,0°C
Annual rain
1 463mm
Warmest month
27,3°C
Coldest month
-2,1°C
Mean alt.
174m
Min
2m
Max
496m
Std. dev.
138m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(95 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,6
Org. C
31,8g/kg
Clay
28,4%
Sand
41,8%
Silt
29,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: vaGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,6
Org. C
49,5g/kg
Clay
27,8%
Sand
41,9%
Silt
30,3%
5–15 cm
pH H₂O
5,6
Org. C
28,6g/kg
Clay
28,3%
Sand
41,9%
Silt
29,8%
15–30 cm
pH H₂O
5,6
Org. C
17,3g/kg
Clay
29,1%
Sand
41,5%
Silt
29,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest54.0%
Crops3.3%
Built-up7.1%
Bare soil0.6%
Other (grassland, water…)35.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
10,1km
Basins crossed
3
Max stream order
5
Max drainage
23 296km²
Discharge in basins
128,8m³/s
Mean precip.
1 404mm/an
Mean T°
13,4°C
Moisture idx
0,30
Max snow
2%
Mean runoff
600mm/an
Mean elev. (basins)
171m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
55hab/km²
Night light
21,5nW
Built-up
710,8%
Pesticides
61,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN IV · 2🌊 Marine · 1
Japanese Hackberry of Gupo-dong, Busan
IUCN IVNatural Monument · 1982
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN