Rivière· 4 segments
Heinäjoki
Crosses 2 administrative regions : Central Finland, North Savonia
Total length
29km
Max discharge
7,7m³/s
Max Strahler
4
Segments matched
4
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- Central FinlandWestern Finland · Finland20.8 kmin this dpt
- North SavoniaEastern Finland · Finland8.0 kmin this dpt
10 intersecting protected areas
Kolima
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Kolima
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Metsälain erityisen tärkeät elinympäristöt Pohjois-Savo
IUCN Not AssignedForest habitats of special importance according to the Forest Act (OECM)
Metsälain erityisen tärkeät elinympäristöt Keski-Suomi
IUCN Not AssignedForest habitats of special importance according to the Forest Act (OECM)
Metsätalouden ympäristötukikohteet Keski-Suomi
IUCN Not AssignedForestry environmental aid contracts (OECM)
Private Nature Reserve
Ruuskan luonnonsuojelualue
IUCN IVPrivate Nature Reserve
Putikon luonnonsuojelualue
IUCN IVPrivate Nature Reserve
Private Nature Reserve
1 more protected areassorted by area
OHTOLAN LUONNONSUOJELUALUE
IUCN IVPrivate Nature Reserve
1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
348 distinct species · 984 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Heinäjoki : 21 espèces reliées par 97 interactions GloBI sur 5 types (connectance 13.8%, filtre Serrano α=0.2). 17 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
29km
Max discharge
7,7m³/s
Max Strahler
4
Segments matched
4
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.