HydroBASINS lev08 watershed · #2080142450
Bassin de Ounasjoki
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 1 administrative regions : Lapland
Sub-basin area
1 729,8km²
Upstream area
14 454km²
Discharge
163,12m³/s
Mean elev.
151m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ounasjoki2450 km²
- Bassin de Meltausjoki1612 km²
21 intersecting protected areas
Koukkulanaapa-Palokivalo
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
22.10 km² overlap
Koukkulanaapa-Palokivalo
IUCN Not ReportedSpecial Protection Area (Birds Directive)
22.10 km² overlap
OUNASJOKI
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
15.31 km² overlap
KUTUSELKÄ-KIRISTÄJÄSELKÄ
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
5.07 km² overlap
Metsälain erityisen tärkeät elinympäristöt Lappi
IUCN Not AssignedForest habitats of special importance according to the Forest Act (OECM)
2.05 km² overlap
Metsätalouden ympäristötukikohteet Lappi
IUCN Not AssignedForestry environmental aid contracts (OECM)
0.74 km² overlap
Paloselän aarnimetsä
IUCN IVPrivate Nature Reserve
0.54 km² overlap
Peuraharjun rauhoitusalue
IUCN Not AssignedTemporary Protection Order
0.29 km² overlap
Liekkolampi
IUCN IVPrivate Nature Reserve
0.29 km² overlap
12 more protected areassorted by overlap area
Isolahti
IUCN IVPrivate Nature Reserve
0.12 km² overlap
Siikalammen ikimetsä
IUCN IVPrivate Nature Reserve
0.11 km² overlap
Private Nature Reserve
0.10 km² overlap
Typpyrän laki
IUCN IVPrivate Nature Reserve
0.08 km² overlap
Private Nature Reserve
0.08 km² overlap
Private Nature Reserve
0.06 km² overlap
Niittyniemen suojelualue
IUCN IVPrivate Nature Reserve
0.06 km² overlap
Vähän suojelualue
IUCN IVPrivate Nature Reserve
0.06 km² overlap
Private Nature Reserve
0.06 km² overlap
Private Nature Reserve
0.05 km² overlap
Toramojoki
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.03 km² overlap
Ainola
IUCN IVPrivate Nature Reserve
0.03 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 765 distinct species · 157 650 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 Bassin de Ounasjoki : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 138 interactions GloBI sur 7 types (connectance 14.6%, filtre Serrano α=0.2). 20 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
-0,2°C
Annual rain
518mm
Moisture idx (CMI)
0,13
Runoff
357mm/an
PET
450mm
AET
349mm
Mean slope
4,6°
Water table
156cm
Forest
87%
Crops
0%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)