Rivière· 29 segments

岩木川

Crosses 8 administrative regions : Fujisaki, Goshogawara, Hirosaki, Itayanagi, Nakadomari +3

rivière

Total length

103km

Max discharge

70,4m³/s

Max Strahler

Segments matched

River geography8 admin regions · 0 communes

Parent watershed

hybas-40800436502437 km²

8 administrative regions crossed (GADM L2)

Hirosaki
Aomori · Japan
60.2 km
in this dpt
Tsugaru
Aomori · Japan
18.1 km
in this dpt
Goshogawara
Aomori · Japan
15.2 km
in this dpt
Nishimeya
Aomori · Japan
7.7 km
in this dpt
Tsuruta
Aomori · Japan
7.4 km
in this dpt
Nakadomari
Aomori · Japan
7.0 km
in this dpt
Itayanagi
Aomori · Japan
4.8 km
in this dpt
Fujisaki
Aomori · Japan
0.0 km
in this dpt

14 intersecting protected areas

Tsugaru
IUCN V
Quasi National Park
Tsugaru shirakami
IUCN V
Prefectural Natural Park
Iwaki kogen
IUCN V
Prefectural Natural Park
Jusanko
IUCN IV
Prefectural Wildlife Protection Area
Hirakawa-aseishigawa
IUCN IV
Prefectural Wildlife Protection Area
Okawa
IUCN IV
Prefectural Wildlife Protection Area
Ashinochishogun
IUCN V
Prefectural Natural Park
Tsugaru Shirakamiko
IUCN IV
Prefectural Wildlife Protection Area
Kutoji
IUCN IV
Prefectural Wildlife Protection Area

5 more protected areassorted by area

Iwakigawa
IUCN IV
Prefectural Wildlife Protection Area
Iwakigawa kakou
IUCN IV
Prefectural Wildlife Protection Area
Mawarizeki
IUCN IV
Prefectural Wildlife Protection Area
Ashino
IUCN IV
Prefectural Wildlife Protection Area
Mizukizaike
IUCN IV
Prefectural Wildlife Protection Area

1 page = 1 named river (aggregation of 29 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

26 distinct species · 36 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 10 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de 岩木川 : 10 espèces reliées par 7 interactions GloBI sur 3 types (connectance 15.6%, filtre Serrano α=0.2).

Espèces affichées

Interactions affichées

Connectance

0.156

Patrimoniales

Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)