Sanctuary of Migratory Birds at Nakdonggang River Estuary
IUCN IVNatural Monument · 1966
87 km²
Commune · KOR
Samnak
South Korea
CwaTemperate, dry winter, hot summer(100 %)
Species observed
1 051
Observations
3 027
Area
6,7km²
Ecological tissue
Sample of 46 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 Samnak : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 112 interactions GloBI sur 5 types (connectance 9.9%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
48
Interactions affichées
112
Connectance
0.099
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
1 051 distinct species · 3 027 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
15,0°C
Annual rain
1 347mm
Warmest m°
27,9°C
Coldest m°
-0,8°C
Elevation: 3 m on average (min 0 m, max 36 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
15,0°C
Annual rain
1 347mm
Warmest month
27,9°C
Coldest month
-0,8°C
Mean alt.
3m
Min
0m
Max
36m
Std. dev.
8m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,7
Org. C
28,5g/kg
Clay
27,9%
Sand
43,2%
Silt
28,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: vaGLiMaggregated to Sasang
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,7
Org. C
43,7g/kg
Clay
27,2%
Sand
43,3%
Silt
29,5%
5–15 cm
pH H₂O
5,7
Org. C
25,3g/kg
Clay
27,8%
Sand
43,3%
Silt
29,0%
15–30 cm
pH H₂O
5,7
Org. C
16,4g/kg
Clay
28,8%
Sand
42,9%
Silt
28,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest7.7%
Crops20.9%
Built-up6.2%
Bare soil3.1%
Other (grassland, water…)62.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
1,2km
Basins crossed
2
Max stream order
1
Max drainage
969km²
Discharge in basins
0,0m³/s
Mean precip.
1 366mm/an
Mean T°
13,7°C
Moisture idx
0,29
Max snow
2%
Mean runoff
595mm/an
Mean elev. (basins)
117m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
15hab/km²
Night light
20,5nW
Built-up
623,2%
Pesticides
58,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN IV · 1🌊 Marine · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN