Blackmargin Dartfish
NameBlackmargin Dartfish
Scientific NamePtereleotris melanopogon
Common NamesBlackmargin Dartfish, Black-margin Dartfish, Blackmargin Goby
FamilyMicrodesmidae
OriginIndo-Pacific, Red Sea, Samoa, Southern Japan, Australia
Temperamentpeaceful
Dietcarnivore
Care Levelintermediate
Minimum Tank Size (Gallons)30
Max Size (Inches)4.5
Water TypeSaltwater
Temperature Range (°F)72-78
pH Range8.1-8.4
Compatible SpeciesClownfish, Peaceful Gobies, Blennies, Small Wrasses, Non-aggressive Damselfish, Other Dartfish (in large tanks)
Description
The Blackmargin Dartfish is a slender, elegant saltwater fish known for its peaceful nature and distinctive black margin on its dorsal fin. It typically hovers in the water column, darting into its burrow when threatened. This species is a planktivore, requiring a diet of small, meaty foods.
