Ruisseau· 6 segments
桜川
Crosses 3 administrative regions : Hitachinaka, Kasama, Mito
Total length
236km
Max discharge
1,4m³/s
Max Strahler
2
Segments matched
6
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- MitoIbaraki · Japan18.9 kmin this dpt
- KasamaIbaraki · Japan6.6 kmin this dpt
- HitachinakaIbaraki · Japan0.0 kmin this dpt
8 intersecting protected areas
Agakuni atago
IUCN VPrefectural Natural Park
Mito
IUCN IVPrefectural Wildlife Protection Area
Senba
IUCN IVPrefectural Wildlife Protection Area
Atagoyama
IUCN IVPrefectural Wildlife Protection Area
Uchihara
IUCN IVPrefectural Wildlife Protection Area
Otsukaike
IUCN IVPrefectural Wildlife Protection Area
Mito
IUCN VPrefectural Natural Park
Uwaichi
IUCN VSpecial green space conservation districts
1 page = 1 named river (aggregation of 6 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
84 distinct species · 210 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 22 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 桜川 : 18 espèces reliées par 32 interactions GloBI sur 2 types (connectance 12.6%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
236km
Max discharge
1,4m³/s
Max Strahler
2
Segments matched
6
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.