Common names:
Ahven
Occurrence:
native
Salinity:
freshwater
Abundance:
abundant (always seen in some numbers)
|
Ref: Koli, L., 1990
Importance:
minor commercial
|
Ref:
Aquaculture:
|
Ref:
Regulations:
|
Ref:
Uses:
gamefish: yes;
Comments:
Occurs through the country. Perch is the most common fish in Finland; it is an important recreational fishing species.
National Checklist:
Country Information:
https://www.cia.gov/library/publications/resources/the-world-factbook/geos/fi.html
National Fisheries Authority:
Occurrences:
OccurrencesPoint map
Main Ref:
Koli, L., 1990
National Database:
> Perciformes/Percoidei (Perchs) > Percidae (Perches) > Percinae
Etymology: Perca:Greek, perke = perch, a fish without identificaction (Ref. 45335). More on author: Linnaeus.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة; مياه مخلوطة القاع; pH range: 7.0 - 7.5; dH range: 8 - 12; أسماك صاعدة (Ref. 51243); نطاق العمق 1 - 30 m (Ref. 9988), usually 3 - 4 m (Ref. 55947). Temperate; 10°C - 22°C (Ref. 1672); 74°N - 38°N, 91°W - 168°E
التوزيع
دول | مناطق الفاو | النظام البيئي | الظهور | Fatal error: Uncaught mysqli_sql_exception: Table 'fbapp.scientificname' doesn't exist in /var/www/html/includes/speciessummary.lib.php:2055
Stack trace:
#0 /var/www/html/includes/speciessummary.lib.php(2055): mysqli->query()
#1 /var/www/html/country/CountrySpeciesSummary.php(1230): checkPointMApDisplay()
#2 {main}
thrown in /var/www/html/includes/speciessummary.lib.php on line 2055