Rivière· 46 segments
Iijoki
Crosses 1 administrative regions : Northern Ostrobothnia
Total length
249km
Max discharge
196,6m³/s
Max Strahler
6
Segments matched
46
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- Northern OstrobothniaOulu · Finland239.6 kmin this dpt
30 intersecting protected areas
Metsälain erityisen tärkeät elinympäristöt Pohjois-Pohjanmaa
IUCN Not AssignedForest habitats of special importance according to the Forest Act (OECM)
Metsätalouden ympäristötukikohteet Pohjois-Pohjanmaa
IUCN Not AssignedForestry environmental aid contracts (OECM)
Iijoen suisto
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Sotkajärvi ja Helkalansuo-Kalettomansuo
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Sotkajärvi ja Helkalansuo-Kalettomansuo
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Pudasjärvi
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Pudasjärvi
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Private Nature Reserve
Koivuoja
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
21 more protected areassorted by area
Private Nature Reserve
Pahkakuru ja Jurmunlampi
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Pappilan luonnonsuojelualue
IUCN IVPrivate Nature Reserve
Private Nature Reserve
Kumpusaari
IUCN IVPrivate Nature Reserve
Ketolan luonnonsuojelualue
IUCN IVPrivate Nature Reserve
Private Nature Reserve
Varpakangas
IUCN IVPrivate Nature Reserve
Private Nature Reserve
AHOLAN LUONNONSUOJELUALUE
IUCN IVPrivate Nature Reserve
Sassin vanhat metsät
IUCN IVPrivate Nature Reserve
Mäntylän rauhoitusalue
IUCN Not AssignedTemporary Protection Order
Uittoranta
IUCN IVPrivate Nature Reserve
Rintelän luonnonsuojelualue
IUCN IVPrivate Nature Reserve
Ahvensuon luonnonsuojelualue
IUCN IVPrivate Nature Reserve
Private Nature Reserve
Private Nature Reserve
Myllylän luonnonsuojelualue
IUCN IVPrivate Nature Reserve
Männistön luonnonsuojelualue
IUCN IVPrivate Nature Reserve
Private Nature Reserve
Private Nature Reserve
1 page = 1 named river (aggregation of 46 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
286 distinct species · 742 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Iijoki : 19 espèces reliées par 46 interactions GloBI sur 5 types (connectance 10.6%, filtre Serrano α=0.2). 11 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
249km
Max discharge
196,6m³/s
Max Strahler
6
Segments matched
46
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.