HydroLAKES lake · #152638

Härkmerifjärden

Natural lakeFinlandEurope 8 m

Surface area

4,89km²

Avg depth

1,6m

Volume

7,69km³

Shoreline

12,6km

Administrative coverage

Parent watershed

hybas-2080029370981 km² · upstream 981 km²

1 dept-equivalent regions (GADM L2)

Ostrobothnia
Western Finland · Finland
4.92 km²
100.0% of lake

17 intersecting protected areas

Lapväärtin kosteikot
IUCN Not Reported
Special Protection Area (Birds Directive)
4.92 km² overlap
Lapväärtin kosteikot
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
4.92 km² overlap
Härkmeren kosteikot ja saaristo
IUCN IV
Private Nature Reserve
4.72 km² overlap
Bird Wetlands of Lapväärtti
IUCN Not Reported
Wetland of International Importance (Ramsar Site)
4.55 km² overlap
Lapväärtin kosteikot
IUCN IV
Private Nature Reserve
0.09 km² overlap
Härkmerifjärden 1 (Ånäsholmen)
IUCN IV
Private Nature Reserve
0.03 km² overlap
Härkmerifjärden 7
IUCN IV
Private Nature Reserve
0.01 km² overlap
Mäenrinne
IUCN IV
Private Nature Reserve
0.00 km² overlap
Härkmerifjärden 5
IUCN IV
Private Nature Reserve
0.00 km² overlap

8 more protected areassorted by overlap area

Härkmerifjärden 10
IUCN IV
Private Nature Reserve
0.00 km² overlap
Härkmerifjärden 4
IUCN IV
Private Nature Reserve
0.00 km² overlap
Härkmerifjärden 8
IUCN IV
Private Nature Reserve
0.00 km² overlap
Härkmerifjärden 11
IUCN IV
Private Nature Reserve
0.00 km² overlap
Härkmerifjärden 3
IUCN IV
Private Nature Reserve
0.00 km² overlap
Härkmerifjärden 9
IUCN IV
Private Nature Reserve
0.00 km² overlap
Hartnäs
IUCN IV
Private Nature Reserve
0.00 km² overlap
HÄRKMERIFJÄRDEN 2 (MÅSTUN)
IUCN IV
Private Nature Reserve
0.00 km² overlap

Computed live · HydroLAKES × GADM × WDPA · cached after first hit.

Species present

733 distinct species · 3 124 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).

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Härkmerifjärden : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 61 interactions GloBI sur 4 types (connectance 13.1%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.131

Patrimoniales

Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Lake statistics (HydroLAKES)

Surface

4,89km²

Avg depth

1,6m

Volume

7,690km³

Watershed

73km²

Shoreline

12,6km

Shore dev. idx

1,60

Residence time

116days

Elevation

HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.