Ruisseau
伊里前川
Crosses 1 administrative regions : Minamisanriku
Total length
8km
Max discharge
0,5m³/s
Max Strahler
1
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- MinamisanrikuMiyagi · Japan6.4 kmin this dpt
7 intersecting protected areas
National Park
Common fishery right area
Shizugawa-wan
IUCN IIWetland of International Importance (Ramsar Site)
Minamisanrikucho kaiiki
IUCN IVPrefectural Wildlife Protection Area
MinamisanrikuFSC(R)forests
IUCN Not ApplicableOECM
Iriya
IUCN IVPrefectural Wildlife Protection Area
Tatsuganesan
IUCN IVPrefectural Wildlife Protection Area
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
73 distinct species · 138 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 8 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 伊里前川 : 6 espèces reliées par 8 interactions GloBI sur 2 types (connectance 28.6%, filtre Serrano α=0.2). 2 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
8km
Max discharge
0,5m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.