HydroBASINS lev08 watershed · #4080042850
Bassin de 庄川
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 16 administrative regions : Gujō, Hakusan, Hida, Himi, Hodatsushimizu +11
Sub-basin area
1 756,8km²
Upstream area
1 757km²
Discharge
101,18m³/s
Mean elev.
718m
Administrative coverage
16 dept-equivalent regions (GADM L2)
- 610.4 km²34.7% of basin
- Shirakawa VillageGifu · Japan350.8 km²20.0% of basin
- TakayamaGifu · Japan350.6 km²20.0% of basin
- 170.6 km²9.7% of basin
- 135.1 km²7.7% of basin
- 99.1 km²5.6% of basin
- 12.5 km²0.7% of basin
- 9.6 km²0.5% of basin
30 intersecting protected areas
Mount Hakusan
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
295.07 km² overlap
Hakusan Mountain Range
IUCN VGreen Corridor
230.40 km² overlap
Hakusan
IUCN IINational Park
156.30 km² overlap
Hakusan
IUCN IVNational Wildlife Protection Area
113.39 km² overlap
Hakusan
IUCN IbForest Ecosystem Reserve
77.64 km² overlap
Shiraki mizunashi
IUCN VPrefectural Natural Park
57.18 km² overlap
Goka yama
IUCN VPrefectural Natural Park
38.26 km² overlap
Io Zen (toyama)
IUCN VPrefectural Natural Park
28.86 km² overlap
Iozen
IUCN IVPrefectural Wildlife Protection Area
16.47 km² overlap
21 more protected areassorted by overlap area
Ogasa
IUCN IVPrefectural Wildlife Protection Area
16.25 km² overlap
Otangawa
IUCN IVPrefectural Wildlife Protection Area
14.53 km² overlap
Toga
IUCN IVPrefectural Wildlife Protection Area
13.06 km² overlap
Oze
IUCN IVPrefectural Wildlife Protection Area
11.96 km² overlap
Minamikanda
IUCN IVPrefectural Wildlife Protection Area
10.22 km² overlap
Tanohira
IUCN IVPrefectural Wildlife Protection Area
10.21 km² overlap
Amo
IUCN VPrefectural Natural Park
10.09 km² overlap
Kurikara
IUCN IVPrefectural Wildlife Protection Area
8.36 km² overlap
Nawagaike
IUCN IVPrefectural Wildlife Protection Area
8.30 km² overlap
Futagamiyama
IUCN IVPrefectural Wildlife Protection Area
7.26 km² overlap
Miyajimakyo
IUCN IVPrefectural Wildlife Protection Area
6.13 km² overlap
Yaotomeyama
IUCN IVPrefectural Wildlife Protection Area
3.87 km² overlap
Nakano
IUCN IVPrefectural Wildlife Protection Area
3.54 km² overlap
Notohanto
IUCN VQuasi National Park
3.32 km² overlap
Nawagaike-wakasugi
IUCN VPrefectural Nature Conservation Area
3.10 km² overlap
Iwase
IUCN IVPrefectural Wildlife Protection Area
3.10 km² overlap
Ogimachi
IUCN VPrefectural Nature Conservation Area
3.08 km² overlap
Gozen dake
IUCN VPrefectural Nature Conservation Area
2.51 km² overlap
Mizunashi Shisseishokubutsu
IUCN IVRare Population Protected Forest
1.30 km² overlap
Sakuragaike
IUCN IVPrefectural Wildlife Protection Area
1.25 km² overlap
Io Zen (ishikawa)
IUCN VPrefectural Natural Park
0.70 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 323 distinct species · 28 298 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de 庄川 : 22 espèces reliées par 49 interactions GloBI sur 4 types (connectance 6.6%, filtre Serrano α=0.2). 17 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
10,0°C
Annual rain
2 223mm
Moisture idx (CMI)
0,61
Runoff
1 619mm/an
PET
873mm
AET
873mm
Mean slope
15,8°
Water table
485cm
Forest
76%
Crops
11%
Urban
16%
Protected
24%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)