HydroLAKES lake · #11852
Oijärvi
Surface area
20,6km²
Avg depth
12,7m
Volume
261,04km³
Shoreline
48,5km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- Northern OstrobothniaOulu · Finland20.74 km²100.0% of lake
6 intersecting protected areas
Mursunjärvi-Lammasjärvi-Matilanjärvi-Lamminperä
IUCN Not ReportedSpecial Protection Area (Birds Directive)
5.87 km² overlap
Private Nature Reserve
5.49 km² overlap
Private Nature Reserve
0.01 km² overlap
Private Nature Reserve
0.00 km² overlap
Metsälain erityisen tärkeät elinympäristöt Pohjois-Pohjanmaa
IUCN Not AssignedForest habitats of special importance according to the Forest Act (OECM)
0.00 km² overlap
Luontola
IUCN IVPrivate Nature Reserve
0.00 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
276 distinct species · 789 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Oijärvi : 34 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 90 interactions GloBI sur 5 types (connectance 9.1%, 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).
Lake statistics (HydroLAKES)
Surface
20,60km²
Avg depth
12,7m
Volume
261,040km³
Watershed
886km²
Shoreline
48,5km
Shore dev. idx
3,01
Residence time
300days
Elevation
73m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.