Blackspot threadfin
NameBlackspot threadfin
Scientific NamePolydactylus nigripinnis
Common NamesBlackspot threadfin, Blackfin threadfin
FamilyPolynemidae
OriginIndo-West Pacific, Southeast Asia, Australia, East Africa
Temperamentsemi-aggressive
Dietcarnivore
Care Levelexpert
Minimum Tank Size (Gallons)500
Max Size (Inches)20
Water TypeSaltwater
Temperature Range (°F)75-82
pH Range7.8-8.4
Compatible SpeciesLarge groupers, Snappers, Other large predatory marine fish
Description
The Blackspot threadfin is a large, silvery fish characterized by its distinctive free pectoral fin rays and a prominent black spot on its pectoral fin base. This predatory species inhabits coastal and estuarine waters of the Indo-West Pacific, known for its active, schooling behavior.
