Catchment Reserve Protection Area
IUCN IVCatchment Reserve Protection Area · 2009
3 052 km²
Commune · KOR
Ohak
South Korea
DwaCold, dry winter, hot summer(100 %)
Species observed
259
Observations
2 587
Area
16,8km²
Ecological tissue
Sample of 34 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 Ohak : 31 espèces reliées par 37 interactions GloBI sur 4 types (connectance 6.6%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
34
Interactions affichées
37
Connectance
0.066
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
259 distinct species · 2 587 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,3°C
Annual rain
1 286mm
Warmest m°
28,8°C
Coldest m°
-8,7°C
Elevation: 65 m on average (min 38 m, max 107 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,3°C
Annual rain
1 286mm
Warmest month
28,8°C
Coldest month
-8,7°C
Mean alt.
65m
Min
38m
Max
107m
Std. dev.
20m
Köppen-Geiger (dominant)
DwaCold, dry winter, hot summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,0
Org. C
40,9g/kg
Clay
32,3%
Sand
33,0%
Silt
34,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Yeoju
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,0
Org. C
66,0g/kg
Clay
32,4%
Sand
32,7%
Silt
34,9%
5–15 cm
pH H₂O
6,0
Org. C
33,7g/kg
Clay
32,7%
Sand
32,7%
Silt
34,7%
15–30 cm
pH H₂O
6,0
Org. C
23,0g/kg
Clay
31,8%
Sand
33,7%
Silt
34,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest19.6%
Crops25.0%
Built-up4.6%
Bare soil2.8%
Other (grassland, water…)48.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
5,3km
Basins crossed
1
Max stream order
5
Max drainage
12 313km²
Discharge in basins
1,9m³/s
Mean precip.
1 301mm/an
Mean T°
10,8°C
Moisture idx
0,19
Max snow
1%
Mean runoff
669mm/an
Mean elev. (basins)
155m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
4hab/km²
Night light
7,0nW
Built-up
463,5%
Pesticides
55,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN IV · 2IUCN VI · 2
Paldang lake special measure areas for water quality conservation, class 1 district, 2 district
IUCN VISpecial measure areas · 2004
1 716 km²
Han River Riparian Buffer Zone
IUCN VIRiparian Buffer Zone · 1999
190 km²
Gyeonggi Yeoju Cheonsongdong
IUCN IVWildlife Protection Area · 1996
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN