Ruisseau· 10 segments
Tervajoki
Crosses 1 administrative regions : Kainuu
Total length
121km
Max discharge
10,2m³/s
Max Strahler
3
Segments matched
10
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- KainuuOulu · Finland52.7 kmin this dpt
4 intersecting protected areas
Metsälain erityisen tärkeät elinympäristöt Pohjois-Pohjanmaa
IUCN Not AssignedForest habitats of special importance according to the Forest Act (OECM)
Metsälain erityisen tärkeät elinympäristöt Kainuu
IUCN Not AssignedForest habitats of special importance according to the Forest Act (OECM)
Metsätalouden ympäristötukikohteet Kainuu
IUCN Not AssignedForestry environmental aid contracts (OECM)
Private Nature Reserve
1 page = 1 named river (aggregation of 10 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
448 distinct species · 1 818 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Tervajoki : 22 espèces reliées par 77 interactions GloBI sur 6 types (connectance 14.6%, 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
121km
Max discharge
10,2m³/s
Max Strahler
3
Segments matched
10
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.