Ruisseau· 10 segments
Korvuanjoki
Crosses 2 administrative regions : Kainuu, Northern Ostrobothnia
Total length
51km
Max discharge
9,1m³/s
Max Strahler
3
Segments matched
10
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- Northern OstrobothniaOulu · Finland37.4 kmin this dpt
- KainuuOulu · Finland14.5 kmin this dpt
11 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)
Metsälain erityisen tärkeät elinympäristöt Kainuu
IUCN Not AssignedForest habitats of special importance according to the Forest Act (OECM)
State Nature Reserve
Siikavaaran - Korpijoen seutu
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Metsäkylä
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Metsätalouden ympäristötukikohteet Kainuu
IUCN Not AssignedForestry environmental aid contracts (OECM)
State Nature Reserve
Roimanvaara ja Paljakkavaaran suo
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
2 more protected areassorted by area
Private Nature Reserve
Lippamonsuvanto
IUCN IVPrivate Nature Reserve
1 page = 1 named river (aggregation of 10 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
525 distinct species · 1 345 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 48 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 Korvuanjoki : 33 espèces reliées par 110 interactions GloBI sur 7 types (connectance 9.8%, filtre Serrano α=0.2). 15 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
51km
Max discharge
9,1m³/s
Max Strahler
3
Segments matched
10
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.